DIY Mini Split
Systems
Built to Last.
Professional-grade ductless heating and cooling — engineered for self-installation. No vacuum pump. No contractor. No compromise.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 14,000 BTU 230V King (18k condenser 7K+7K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 14,000 BTU 230V King (7K+7K) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,0...
GWIN 14,000 BTU 230V King (7K+7K) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,000 BTU outdoor condenser with two 7,000 BTU wall‑mount indoor air handlers, making it a great fit for two separate areas that need individualized comfort control. This combination is perfect if you have two rooms that are ~300 sq ft each.
Designed for flexibility and confidence, this bundle includes two 15‑foot line sets, two 15‑foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 14,000 BTU King (7K+7K) Complete System is a two‑zone 230V ductless solution built around an 18,000 BTU outdoor heat pump and matched 7k + 7k wall‑mount indoor units. With included 15' line sets, communication wire, remotes, Wi‑Fi‑ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut‑to‑length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7k Wall Mount Air Handler‑ capable of cooling and heating ~300 sq ft
- 7k Wall Mount Air Handler‑ capable of cooling and heating ~300 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 7,000 BTU wall‑mount indoor air handlers
- 1x Outdoor condenser (18,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two‑zone comfort with separate indoor units for better room‑to‑room control
- Outdoor condenser supports 2 zones
- Wi‑Fi included on both indoor units
- 7 indoor fan speeds on each wall‑mount unit
- Low ambient operation down to ‑22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
Indoor Unit Specifications – 7,000 BTU Wall Mount
| Indoor Model | KING07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27‑7/8 x 10‑15/64 x 7‑18/64 in |
| Package Dimensions (W x H x D) | 29‑41/64 x 13‑5/64 x 10‑10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208‑230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti‑Mildew (X‑Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non‑Ducted Indoor Units)
| Outdoor Model | GMUL18HP230V1R32AO |
| Number of Zones | 2 |
| Cooling Capacity (Min - Max) | 7,300 - 19,800 Btu/h |
| Cooling Rated Capacity @95°F | 18,000 Btu/h |
| Heating Capacity (Min - Max) | 7,300 - 18,100 Btu/h |
| Heating Rated Capacity @47°F | 18,000 Btu/h |
| Heating Rated Capacity @17°F | 16,000 Btu/h |
| Heating Rated Capacity @5°F | 13,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1‑Stage Inverter |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 32‑23/64 × 21‑42/64 × 13‑55/64 in |
| Package Dimensions (W x H x D) | 34‑21/64 × 24‑13/32 × 15‑43/64 in |
| Net Weight | 78.3 lbs |
| Gross Weight | 84.9 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 31.752 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre‑Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208‑230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 11 A |
| Rated Current - Heating | 11 A |
| MOCP | 20 A |
| MCA | 14.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 14,000 BTU 230V King (18k condenser 7K+7K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 16,000 BTU 230V King (18k condenser 7K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 16,000 BTU 230V King (18k condenser 7K+9K Wall Mount) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. Th...
GWIN 16,000 BTU 230V King (18k condenser 7K+9K Wall Mount) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs an 18,000 BTU outdoor condenser with one 7,000 BTU wall-mount indoor air handler and one 9,000 BTU wall-mount indoor air handler, making it a great fit for two separate areas that need individualized comfort control. This combination is perfect if you have two rooms that are 300 sq ft and 400 sq ft.
Designed for flexibility and confidence, this bundle includes two 15-foot line sets, two 15-foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 16,000 BTU King (7K+9K) Complete System is a two-zone 230V ductless solution built around an 18,000 BTU outdoor heat pump and matched 7k + 9k wall-mount indoor units. With included 15' line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one. System performance is powered by the outdoor unit and varies based on connected indoor combinations.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7k Wall Mount Air Handler - capable of cooling and heating up to 300 sq ft
- 9k Wall Mount Air Handler - capable of cooling and heating up to 400 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with independent temperature control in each room
- Outdoor condenser supports multi-zone operation
- Wi-Fi included on both indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F for both heating and cooling
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
Indoor Unit Specifications – 7,000 BTU Wall Mount
| Indoor Model | KING07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Net Weight | 15.4 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
Indoor Unit Specifications – 9,000 BTU Wall Mount
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,000 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Net Weight | 19.8 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL18HP230V1R32AO |
| Number of Zones | 2 |
| Cooling Capacity (Min - Max) | 7,300 - 19,800 Btu/h |
| Cooling Rated Capacity @95°F | 18,000 Btu/h |
| Heating Capacity (Min - Max) | 7,300 - 18,100 Btu/h |
| Heating Rated Capacity @47°F | 18,000 Btu/h |
| Heating Rated Capacity @17°F | 16,000 Btu/h |
| Heating Rated Capacity @5°F | 13,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Sound Pressure Level | 51 dB(A) |
| Net Weight | 78.3 lbs |
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant are not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 16,000 BTU 230V King (18k condenser 7K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 19,000 BTU 230V King (18k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,...
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,000 BTU outdoor condenser with one 7,000 BTU wall‑mount indoor air handler and one 12,000 BTU wall‑mount indoor air handler, making it a great fit for two separate areas that need individualized comfort control. This combination is perfect if you have one room that is ~300 sq ft and another that is ~550 sq ft.
Designed for flexibility and confidence, this bundle includes two 15‑foot line sets, two 15‑foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 19,000 BTU King (7K+12K) Complete System is a two‑zone 230V ductless solution built around an 18,000 BTU outdoor heat pump and matched 7k + 12k wall‑mount indoor units. With included 15' line sets, communication wire, remotes, Wi‑Fi‑ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut‑to‑length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7k Wall Mount Air Handler‑ capable of cooling and heating 300 sq ft
- 12k Wall Mount Air Handler‑ capable of cooling and heating 550 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU wall‑mount indoor air handler
- 1x GWIN 12,000 BTU wall‑mount indoor air handler
- 1x 18,000 BTU outdoor condenser
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two‑zone comfort with separate indoor units for better room‑to‑room control
- Outdoor condenser supports 2 zones
- Wi‑Fi included on both indoor units
- 7 indoor fan speeds on each wall‑mount unit
- Flexible operation across cooling and heating needs
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
Indoor Unit Specifications – 7,000 BTU Wall Mount
| Indoor Model | KING07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27‑7/8 x 10‑15/64 x 7‑18/64 in |
| Package Dimensions (W x H x D) | 29‑41/64 x 13‑5/64 x 10‑10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208‑230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti‑Mildew (X‑Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU Wall Mount
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity | 12,000 Btu/h |
| Heating Capacity | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32‑7/8 x 10‑53/64 x 7‑7/8 in |
| Package Dimensions (W x H x D) | 35‑15/64 x 13‑37/64 x 10‑43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208‑230V / 1Ph / 60Hz (Powered by Outdoor Unit) |
12,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: Yes
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti‑Mildew (X‑Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non‑Ducted Indoor Units)
| Outdoor Model | GMUL18HP230V1R32AO |
| Number of Zones | 2 |
| Cooling Capacity (Min - Max) | 7,300 - 19,800 Btu/h |
| Cooling Rated Capacity @95°F | 18,000 Btu/h |
| Heating Capacity (Min - Max) | 7,300 - 18,100 Btu/h |
| Heating Rated Capacity @47°F | 18,000 Btu/h |
| Heating Rated Capacity @17°F | 16,000 Btu/h |
| Heating Rated Capacity @5°F | 13,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1‑Stage Inverter |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 32‑23/64 × 21‑42/64 × 13‑55/64 in |
| Package Dimensions (W x H x D) | 34‑21/64 × 24‑13/32 × 15‑43/64 in |
| Net Weight | 78.3 lbs |
| Gross Weight | 84.9 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 31.752 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre‑Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208‑230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 11 A |
| Rated Current - Heating | 11 A |
| MOCP | 20 A |
| MCA | 14.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 19,000 BTU 230V King (18k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 18,000 BTU 230V King (18k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 18,000 BTU 230V King (18k condenser 9K+9K Wall Mount) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. T...
GWIN 18,000 BTU 230V King (18k condenser 9K+9K Wall Mount) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs an 18,000 BTU outdoor condenser with two 9,000 BTU wall-mount indoor air handlers, making it a great fit for two separate areas that need individualized comfort control. This combination is perfect if you have two rooms that are ~400 sq ft each.
Designed for flexibility and confidence, this bundle includes two 15-foot line sets, two 15-foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 18,000 BTU King (9K+9K) Complete System is a two-zone 230V ductless solution built around an 18,000 BTU outdoor heat pump and matched 9k + 9k wall-mount indoor units. With included 15' line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one. System performance is powered by the outdoor unit and depends on connected indoor units.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9k Wall Mount Air Handler- capable of cooling and heating up to 400 sq ft
- 9k Wall Mount Air Handler- capable of cooling and heating up to 400 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 9,000 BTU King wall-mount indoor air handlers
- 1x 18,000 BTU outdoor condenser
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports multi-zone operation
- Wi-Fi included on both indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
Indoor Unit Specifications – 9,000 BTU Wall Mount
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity | 9,000 Btu/h |
| Heating Capacity | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 235 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 45 dB(A) |
| Dehumidification | 2.11 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL18HP230V1R32AO |
| Number of Zones | 2 |
| Cooling Capacity (Min - Max) | 7,300 - 19,800 Btu/h |
| Cooling Rated Capacity @95°F | 18,000 Btu/h |
| Heating Capacity (Min - Max) | 7,300 - 18,100 Btu/h |
| Heating Rated Capacity @47°F | 18,000 Btu/h |
| Heating Rated Capacity @17°F | 16,000 Btu/h |
| Heating Rated Capacity @5°F | 13,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 32-23/64 × 21-42/64 × 13-55/64 in |
| Package Dimensions (W x H x D) | 34-21/64 × 24-13/32 × 15-43/64 in |
| Net Weight | 78.3 lbs |
| Gross Weight | 84.9 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 31.752 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 11 A |
| Rated Current - Heating | 11 A |
| MOCP | 20 A |
| MCA | 14.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: Inverter Driven
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 18,000 BTU 230V King (18k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 21,000 BTU 230V King (18k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,...
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two‑zone complete system. This package pairs an 18,000 BTU outdoor condenser with one 9,000 BTU wall‑mount indoor air handler and one 12,000 BTU wall‑mount indoor air handler, making it a great fit for two separate areas that need individualized comfort control. This combination is perfect if you have one room that is ~400 sq ft and another that is ~550 sq ft.
Designed for flexibility and confidence, this bundle includes two 15‑foot line sets, two 15‑foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 21,000 BTU King (9K+12K) Complete System is a two‑zone 230V ductless solution built around an 18,000 BTU outdoor heat pump and matched 9k + 12k wall‑mount indoor units. With included 15' line sets, communication wire, remotes, Wi‑Fi‑ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut‑to‑length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9k Wall Mount Air Handler‑ capable of cooling and heating 400 sq ft
- 12k Wall Mount Air Handler‑ capable of cooling and heating 550 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU wall‑mount indoor air handler
- 1x GWIN 12,000 BTU wall‑mount indoor air handler
- 1x 18,000 BTU outdoor condenser
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two‑zone comfort with separate indoor units for better room‑to‑room control
- Outdoor condenser supports 2 zones
- Wi‑Fi included on both indoor units
- 7 indoor fan speeds on each wall‑mount unit
- Flexible operation across cooling and heating needs
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
Indoor Unit Specifications – 9,000 BTU Wall Mount
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity | 9,000 Btu/h |
| Heating Capacity | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 235 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 45 dB(A) |
| Dehumidification | 2.11 pt/hr |
| External Dimensions (W x H x D) | 32‑7/8 x 10‑53/64 x 7‑7/8 in |
| Package Dimensions (W x H x D) | 35‑15/64 x 13‑37/64 x 10‑43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208‑230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti‑Mildew (X‑Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU Wall Mount
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity | 12,000 Btu/h |
| Heating Capacity | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32‑7/8 x 10‑53/64 x 7‑7/8 in |
| Package Dimensions (W x H x D) | 35‑15/64 x 13‑37/64 x 10‑43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208‑230V / 1Ph / 60Hz (Powered by Outdoor Unit) |
12,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: Yes
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti‑Mildew (X‑Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non‑Ducted Indoor Units)
| Outdoor Model | GMUL18HP230V1R32AO |
| Number of Zones | 2 |
| Cooling Capacity (Min - Max) | 7,300 - 19,800 Btu/h |
| Cooling Rated Capacity @95°F | 18,000 Btu/h |
| Heating Capacity (Min - Max) | 7,300 - 18,100 Btu/h |
| Heating Rated Capacity @47°F | 18,000 Btu/h |
| Heating Rated Capacity @17°F | 16,000 Btu/h |
| Heating Rated Capacity @5°F | 13,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1‑Stage Inverter |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 32‑23/64 × 21‑42/64 × 13‑55/64 in |
| Package Dimensions (W x H x D) | 34‑21/64 × 24‑13/32 × 15‑43/64 in |
| Net Weight | 78.3 lbs |
| Gross Weight | 84.9 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 31.752 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre‑Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208‑230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 11 A |
| Rated Current - Heating | 11 A |
| MOCP | 20 A |
| MCA | 14.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 21,000 BTU 230V King (18k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 14,000 BTU 230V King (24k condenser 7K+7K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 14,000 BTU 230V King (7K+7K) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 2...
GWIN 14,000 BTU 230V King (7K+7K) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two 7,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have two rooms that are each 300 sq ft.
Designed for flexibility and confidence, this bundle includes two 15-foot line sets, two 15-foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 14,000 BTU King (7K+7K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 7k + 7k wall-mount indoor units. With included 15' line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7k Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 7k Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- Total Coverage: 600 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 7,000 BTU wall-mount indoor air handlers
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on both indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across both rooms
Indoor Unit Specifications – 7,000 BTU Wall Mount (Unit 1)
| Indoor Model | KING07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 7,000 BTU Wall Mount (Unit 2)
| Indoor Model | KING07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 8,900 - 26,000 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 8,900 - 24,000 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 20,100 Btu/h |
| Heating Rated Capacity @5°F | 17,600 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | GREE G-20 / Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 35-39/64 × 23-37/64 × 13-55/64 in |
| Package Dimensions (W x H x D) | 37-37/64 × 26-13/32 × 15-43/64 in |
| Net Weight | 88.2 lbs |
| Gross Weight | 95.2 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 39.68 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 13.5 A |
| Rated Current - Heating | 13.5 A |
| MOCP | 20 A |
| MCA | 17.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 14,000 BTU 230V King (24k condenser 7K+7K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 18,000 BTU 230V King (24k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15' Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 2...
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15' Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two 9,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have two rooms that are each 400 sq ft.
Designed for flexibility and confidence, this bundle includes two 15-foot line sets, two 15-foot communication wires, two remote controls, and 1x GWIN Tech to commission your system.
The GWIN 18,000 BTU King (9K+9K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 9k + 9k wall-mount indoor units. With included 15' line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9k Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 9k Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- Total Coverage: 800 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 9,000 BTU wall-mount indoor air handlers
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on both indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across both rooms
Indoor Unit Specifications – 9,000 BTU Wall Mount (Unit 1)
| Indoor Model | KING099HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 9,000 BTU Wall Mount (Unit 2)
| Indoor Model | KING099HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 8,900 - 26,000 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 8,900 - 24,000 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 20,100 Btu/h |
| Heating Rated Capacity @5°F | 17,600 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,900 - 26,000 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 8,900 - 24,000 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 18,900 Btu/h |
| Heating Rated Capacity @5°F | 17,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,900 - 26,000 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 8,900 - 24,000 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 19,400 Btu/h |
| Heating Rated Capacity @5°F | 17,200 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | GREE G-20 / Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 51 dB(A) |
| External Dimensions (W x H x D) | 35-39/64 × 23-37/64 × 13-55/64 in |
| Package Dimensions (W x H x D) | 37-37/64 × 26-13/32 × 15-43/64 in |
| Net Weight | 88.2 lbs |
| Gross Weight | 95.2 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 39.68 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 33 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 13.5 A |
| Rated Current - Heating | 13.5 A |
| MOCP | 20 A |
| MCA | 17.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 18,000 BTU 230V King (24k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 21,000 BTU 230V King (24k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 475 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 21,000 BTU King (9K+12K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 9k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 950 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,600 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 21 |
| EER2 | 13.3 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 22,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 55 dB(A) |
| External Dimensions (W x H x D) | 37-61/64 × 25-63/64 × 15-53/64 in |
| Package Dimensions (W x H x D) | 40-5/8 × 29-1/64 × 17-61/64 in |
| Net Weight | 112.5 lbs |
| Gross Weight | 122.4 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 59.976 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 98 ft |
| Pipe Length (Min - Max) | 10 - 197 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 14 A |
| Rated Current - Heating | 14.8 A |
| MOCP | 25 A |
| MCA | 19.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 21,000 BTU 230V King (24k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 27,000 BTU 230V King (24k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 575 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 27,000 BTU King (9K+18K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 9k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,150 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,600 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 21 |
| EER2 | 13.3 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 22,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 55 dB(A) |
| External Dimensions (W x H x D) | 37-61/64 × 25-63/64 × 15-53/64 in |
| Package Dimensions (W x H x D) | 40-5/8 × 29-1/64 × 17-61/64 in |
| Net Weight | 112.5 lbs |
| Gross Weight | 122.4 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 59.976 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 98 ft |
| Pipe Length (Min - Max) | 10 - 197 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 14 A |
| Rated Current - Heating | 14.8 A |
| MOCP | 25 A |
| MCA | 19.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 27,000 BTU 230V King (24k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 24,000 BTU 230V King (24k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two 12,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 550 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 24,000 BTU King (12K+12K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 12k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 1,100 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 12,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,600 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 21 |
| EER2 | 13.3 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 22,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 55 dB(A) |
| External Dimensions (W x H x D) | 37-61/64 × 25-63/64 × 15-53/64 in |
| Package Dimensions (W x H x D) | 40-5/8 × 29-1/64 × 17-61/64 in |
| Net Weight | 112.5 lbs |
| Gross Weight | 122.4 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 59.976 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 98 ft |
| Pipe Length (Min - Max) | 10 - 197 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 14 A |
| Rated Current - Heating | 14.8 A |
| MOCP | 25 A |
| MCA | 19.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 24,000 BTU 230V King (24k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 30,000 BTU 230V King (24k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 30,000 BTU King (12K+18K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 12k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,600 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 21 |
| EER2 | 13.3 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 22,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 55 dB(A) |
| External Dimensions (W x H x D) | 37-61/64 × 25-63/64 × 15-53/64 in |
| Package Dimensions (W x H x D) | 40-5/8 × 29-1/64 × 17-61/64 in |
| Net Weight | 112.5 lbs |
| Gross Weight | 122.4 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 59.976 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 98 ft |
| Pipe Length (Min - Max) | 10 - 197 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 14 A |
| Rated Current - Heating | 14.8 A |
| MOCP | 25 A |
| MCA | 19.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 30,000 BTU 230V King (24k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 36,000 BTU 230V King (24k condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 24,000 BTU outdoor condenser with two 18,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 750 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 36,000 BTU King (18K+18K) Complete System is a two-zone 230V ductless solution built around a 24,000 BTU outdoor heat pump and matched 18k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,500 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 18,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (24,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL24HP230V1R32AO |
| Number of Zones | 3 |
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,600 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 21 |
| EER2 | 13.3 |
| HSPF2 | 10.0 |
| COP @5°F | 2.0 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 22,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.86 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Cooling Rated Capacity @95°F | 24,000 Btu/h |
| Heating Capacity (Min - Max) | 7,500 - 31,400 Btu/h |
| Heating Rated Capacity @47°F | 24,000 Btu/h |
| Heating Rated Capacity @17°F | 23,000 Btu/h |
| Heating Rated Capacity @5°F | 21,600 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.80 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 55 dB(A) |
| External Dimensions (W x H x D) | 37-61/64 × 25-63/64 × 15-53/64 in |
| Package Dimensions (W x H x D) | 40-5/8 × 29-1/64 × 17-61/64 in |
| Net Weight | 112.5 lbs |
| Gross Weight | 122.4 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 59.976 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 98 ft |
| Pipe Length (Min - Max) | 10 - 197 ft |
| Pipe Length to Furthest Indoor Unit | 66 ft |
| Max Pipe Elevation | 49 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 14 A |
| Rated Current - Heating | 14.8 A |
| MOCP | 25 A |
| MCA | 19.5 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 36,000 BTU 230V King (24k condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 16,000 BTU 230V King (30k condenser 7K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 16,000 BTU 230V King (7K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pac...
GWIN 16,000 BTU 230V King (7K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 350 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 16,000 BTU King (7K+9K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 7k+9k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- Total Coverage: 700 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 16,000 BTU 230V King (30k condenser 7K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 19,000 BTU 230V King (30k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 425 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 19,000 BTU King (7K+12K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 7k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 850 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 19,000 BTU 230V King (30k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 25,000 BTU 230V King (30k condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 525 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 25,000 BTU King (7K+18K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 7k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,050 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 25,000 BTU 230V King (30k condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 31,000 BTU 230V King (30k condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 31,000 BTU King (7K+24K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 7k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 31,000 BTU 230V King (30k condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 18,000 BTU 230V King (30k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pac...
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two 9,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 400 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 18,000 BTU King (9K+9K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 9k+9k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- Total Coverage: 800 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 9,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 18,000 BTU 230V King (30k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 21,000 BTU 230V King (30k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 475 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 21,000 BTU King (9K+12K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 9k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 950 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 21,000 BTU 230V King (30k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 27,000 BTU 230V King (30k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 575 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 27,000 BTU King (9K+18K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 9k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,150 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 27,000 BTU 230V King (30k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 33,000 BTU 230V King (30k condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 700 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 33,000 BTU King (9K+24K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 9k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,400 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 33,000 BTU 230V King (30k condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 24,000 BTU 230V King (30k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two 12,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 550 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 24,000 BTU King (12K+12K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 12k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 1,100 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 12,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 24,000 BTU 230V King (30k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 30,000 BTU 230V King (30k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 30,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 30,000 BTU King (12K+18K) Complete System is a two-zone 230V ductless solution built around a 30,000 BTU outdoor heat pump and matched 12k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (30,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL30HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 28,000 Btu/h |
| Heating Rated Capacity @5°F | 27,000 Btu/h |
| SEER2 | 21 |
| EER2 | 13.6 |
| HSPF2 | 10.0 |
| COP @5°F | 2.07 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,200 Btu/h |
| Heating Rated Capacity @5°F | 26,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.88 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,190 - 34,100 Btu/h |
| Cooling Rated Capacity @95°F | 28,400 Btu/h |
| Heating Capacity (Min - Max) | 8,190 - 40,900 Btu/h |
| Heating Rated Capacity @47°F | 30,000 Btu/h |
| Heating Rated Capacity @17°F | 27,600 Btu/h |
| Heating Rated Capacity @5°F | 26,400 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.81 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 58 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 145.5 lbs |
| Gross Weight | 161.0 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 77.616 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 20 A |
| Rated Current - Heating | 21.7 A |
| MOCP | 30 A |
| MCA | 23 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 30,000 BTU 230V King (30k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 19,000 BTU 230V King (36k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 19,000 BTU 230V King (7K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 425 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 19,000 BTU King (7K+12K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 7k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 850 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 19,000 BTU 230V King (36k condenser 7K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 25,000 BTU 230V King (36k condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 525 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 25,000 BTU King (7K+18K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 7k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,050 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 25,000 BTU 230V King (36k condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 31,000 BTU 230V King (36k condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 31,000 BTU King (7K+24K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 7k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 31,000 BTU 230V King (36k condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 18,000 BTU 230V King (36k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pac...
GWIN 18,000 BTU 230V King (9K+9K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two 9,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 400 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 18,000 BTU King (9K+9K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 9k+9k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- Total Coverage: 800 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 9,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 18,000 BTU 230V King (36k condenser 9K+9K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 21,000 BTU 230V King (36k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 475 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 21,000 BTU King (9K+12K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 9k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 950 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 21,000 BTU 230V King (36k condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 27,000 BTU 230V King (36k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 575 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 27,000 BTU King (9K+18K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 9k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,150 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 27,000 BTU 230V King (36k condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 33,000 BTU 230V King (36k condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 700 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 33,000 BTU King (9K+24K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 9k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,400 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 33,000 BTU 230V King (36k condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 24,000 BTU 230V King (36k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two 12,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 550 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 24,000 BTU King (12K+12K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 12k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 1,100 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 12,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 24,000 BTU 230V King (36k condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 30,000 BTU 230V King (36k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 36,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 30,000 BTU King (12K+18K) Complete System is a two-zone 230V ductless solution built around a 36,000 BTU outdoor heat pump and matched 12k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (36,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL36HP230V1R32AO |
| Number of Zones | 4 |
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 33,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 40,900 Btu/h |
| Cooling Rated Capacity @95°F | 36,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 51,180 Btu/h |
| Heating Rated Capacity @47°F | 36,000 Btu/h |
| Heating Rated Capacity @17°F | 36,000 Btu/h |
| Heating Rated Capacity @5°F | 34,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 173.1 lbs |
| Gross Weight | 188.5 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 131 ft |
| Pipe Length (Min - Max) | 10 - 263 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 30,000 BTU 230V King (36k condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 25,000 BTU 230V King (42K Condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 525 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 25,000 BTU King (7K+18K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 7k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,050 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 25,000 BTU 230V King (42K Condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 31,000 BTU 230V King (42K Condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 31,000 BTU King (7K+24K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 7k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 31,000 BTU 230V King (42K Condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 21,000 BTU 230V King (42K Condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 21,000 BTU 230V King (9K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 475 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 21,000 BTU King (9K+12K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 9k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 950 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 21,000 BTU 230V King (42K Condenser 9K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 27,000 BTU 230V King (42K Condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 575 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 27,000 BTU King (9K+18K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 9k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,150 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 27,000 BTU 230V King (42K Condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 33,000 BTU 230V King (42K Condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 700 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 33,000 BTU King (9K+24K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 9k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,400 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 33,000 BTU 230V King (42K Condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 24,000 BTU 230V King (42K Condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two 12,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 550 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 24,000 BTU King (12K+12K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 12k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 1,100 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 12,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 24,000 BTU 230V King (42K Condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 30,000 BTU 230V King (42K Condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 30,000 BTU King (12K+18K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 12k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 30,000 BTU 230V King (42K Condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 36,000 BTU 230V King (42K Condenser 12K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 36,000 BTU 230V King (12K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 36,000 BTU 230V King (12K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 775 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 36,000 BTU King (12K+24K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 12k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,550 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 36,000 BTU 230V King (42K Condenser 12K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 36,000 BTU 230V King (42K Condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two 18,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 750 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 36,000 BTU King (18K+18K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 18k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,500 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 18,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 36,000 BTU 230V King (42K Condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 42,000 BTU 230V King (42K Condenser 18K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 42,000 BTU 230V King (18K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 42,000 BTU 230V King (18K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 42,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 875 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 42,000 BTU King (18K+24K) Complete System is a two-zone 230V ductless solution built around a 42,000 BTU outdoor heat pump and matched 18k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,750 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (42,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL42HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 13.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 12.0 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 44,300 Btu/h |
| Cooling Rated Capacity @95°F | 42,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 42,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 12.2 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 42,000 BTU 230V King (42K Condenser 18K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.
2 zones • Flareless line sets — cut to length • Mix King & Emperor indoor handlers


GWIN Assisted DIY 25,000 BTU 230V King (48K Condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 25,000 BTU 230V King (7K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 525 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 25,000 BTU King (7K+18K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 7k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,050 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 25,000 BTU 230V King (48K Condenser 7K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 31,000 BTU 230V King (48K Condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 31,000 BTU 230V King (7K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 31,000 BTU King (7K+24K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 7k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 7,000 BTU Wall Mount Air Handler - capable of cooling and heating 300 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 7,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 7,000 BTU King Wall Mount (Unit 1)
| Indoor Model | LIV07HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 7,000 Btu/h |
| Heating Capacity (Nominal) | 8,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 135 - 259 CFM |
| Sound Pressure Level (Min - Max) | 23 - 38 dB(A) |
| Dehumidification | 1.27 pt/hr |
| External Dimensions (W x H x D) | 27-7/8 x 10-15/64 x 7-18/64 in |
| Package Dimensions (W x H x D) | 29-41/64 x 13-5/64 x 10-10/64 in |
| Net Weight | 15.4 lbs |
| Gross Weight | 18.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
7,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 31,000 BTU 230V King (48K Condenser 7K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 27,000 BTU 230V King (48K Condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 27,000 BTU 230V King (9K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 575 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 27,000 BTU King (9K+18K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 9k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,150 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 27,000 BTU 230V King (48K Condenser 9K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 33,000 BTU 230V King (48K Condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This pa...
GWIN 33,000 BTU 230V King (9K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 700 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 33,000 BTU King (9K+24K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 9k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 9,000 BTU Wall Mount Air Handler - capable of cooling and heating 400 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,400 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 9,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 9,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING09HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 9,100 Btu/h |
| Heating Capacity (Nominal) | 10,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 159 - 353 CFM |
| Sound Pressure Level (Min - Max) | 24 - 41 dB(A) |
| Dehumidification | 1.69 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
9,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 33,000 BTU 230V King (48K Condenser 9K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 24,000 BTU 230V King (48K Condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 24,000 BTU 230V King (12K+12K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two 12,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 550 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 24,000 BTU King (12K+12K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 12k+12k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- Total Coverage: 1,100 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 12,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 24,000 BTU 230V King (48K Condenser 12K+12K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 30,000 BTU 230V King (48K Condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 30,000 BTU 230V King (12K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 650 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 30,000 BTU King (12K+18K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 12k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,300 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 30,000 BTU 230V King (48K Condenser 12K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 36,000 BTU 230V King (48K Condenser 12K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 36,000 BTU 230V King (12K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 36,000 BTU 230V King (12K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 775 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 36,000 BTU King (12K+24K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 12k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 12,000 BTU Wall Mount Air Handler - capable of cooling and heating 550 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,550 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 12,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 12,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING12HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 12,000 Btu/h |
| Heating Capacity (Nominal) | 12,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 182 - 424 CFM |
| Sound Pressure Level (Min - Max) | 27 - 47 dB(A) |
| Dehumidification | 2.96 pt/hr |
| External Dimensions (W x H x D) | 32-7/8 x 10-53/64 x 7-7/8 in |
| Package Dimensions (W x H x D) | 35-15/64 x 13-37/64 x 10-43/64 in |
| Net Weight | 19.8 lbs |
| Gross Weight | 24.3 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 3/8 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
12,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 36,000 BTU 230V King (48K Condenser 12K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 36,000 BTU 230V King (48K Condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 36,000 BTU 230V King (18K+18K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two 18,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 750 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 36,000 BTU King (18K+18K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 18k+18k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- Total Coverage: 1,500 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 18,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 36,000 BTU 230V King (48K Condenser 18K+18K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 42,000 BTU 230V King (48K Condenser 18K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 42,000 BTU 230V King (18K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 42,000 BTU 230V King (18K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two wall-mount indoor air handlers, making it ideal for two separate areas that need individualized comfort control. This combination is perfect if you have rooms that are each approximately 875 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 42,000 BTU King (18K+24K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 18k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 18,000 BTU Wall Mount Air Handler - capable of cooling and heating 750 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 1,750 sq ft
What Is Included
- 1x GWIN Tech
- 1x GWIN 18,000 BTU King wall-mount indoor air handler
- 1x GWIN 24,000 BTU King wall-mount indoor air handler
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 18,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING18HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 18,000 Btu/h |
| Heating Capacity (Nominal) | 19,100 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 282 - 618 CFM |
| Sound Pressure Level (Min - Max) | 34 - 53 dB(A) |
| Dehumidification | 3.80 pt/hr |
| External Dimensions (W x H x D) | 37-1/8 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 39-13/32 x 15-15/16 x 12-43/64 in |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
18,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 42,000 BTU 230V King (48K Condenser 18K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.

GWIN Assisted DIY 48,000 BTU 230V King (48K Condenser 24K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech
- 230V single phase
- Heating to −22°F
- Complete bundle system
- All GWIN™ guarantees
GWIN 48,000 BTU 230V King (24K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This p...
GWIN 48,000 BTU 230V King (24K+24K) Complete System With 15’ Line Set, Communication Wire & GWIN Tech
Bring efficient multi-room comfort home with this GWIN 230V two-zone complete system. This package pairs a 48,000 BTU outdoor condenser with two 24,000 BTU wall-mount indoor air handlers, making it ideal for two separate areas of equal size that need individualized comfort control. This combination is perfect if you have rooms that are each 1,000 sq ft.
Designed for flexibility and confidence, this bundle includes 2 15-foot line sets, 2 15-foot communication wires, 2 remote controls, and 1x GWIN Tech to commission your system.
The GWIN 48,000 BTU King (24K+24K) Complete System is a two-zone 230V ductless solution built around a 48,000 BTU outdoor heat pump and matched 24k+24k wall-mount indoor units. With included 15’ line sets, communication wire, remotes, Wi-Fi-ready indoor units, and 1x GWIN Tech included for commissioning, this package delivers an Assisted DIY Installation advantage with expert support from day one.
Assisted DIY Installation Advantage
GWIN is built for homeowners and installers who want the freedom of a full Assisted DIY install with full warranty while still having expert support available from day one. This system is positioned as the first Assisted DIY system to come with a tech, giving buyers added confidence during installation and startup.
- Professional commercial grade compressors and control boards
- Flareless brassless connection approach
- Cut-to-length line set installation flexibility
- Comes with GWIN Tech included — described as the first system to ever come with a tech, only to commission system
- No worries in your install with a GWIN Tech included
- Full Assisted DIY install with full warranty
BTU - Square Feet
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- 24,000 BTU Wall Mount Air Handler - capable of cooling and heating 1,000 sq ft
- Total Coverage: 2,000 sq ft
What Is Included
- 1x GWIN Tech
- 2x GWIN 24,000 BTU King wall-mount indoor air handlers
- 1x Outdoor condenser (48,000 BTU)
- 2x 15 foot line sets
- 2x Communication wires
- 2x Remote controls
Why Buyers Like This Bundle
- Two-zone comfort with separate indoor units for better room-to-room control
- Outdoor condenser supports 2 zones
- Wi-Fi included on all indoor units
- 7 indoor fan speeds on each wall-mount unit
- Low ambient operation down to -22°F on the outdoor unit for both cooling and heating ranges
- Base pan heater, intelligent defrosting, intelligent preheating, and low voltage startup built into the outdoor unit
- Balanced capacity sizing for even comfort across all rooms
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 1)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 1)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Indoor Unit Specifications – 24,000 BTU King Wall Mount (Unit 2)
| Indoor Model | KING24HP230V1R32AH |
| System Type | Heat Pump |
| Cooling Capacity (Nominal) | 24,000 Btu/h |
| Heating Capacity (Nominal) | 24,000 Btu/h |
| Refrigerant Type | R32 |
| Air Flow (Min - Max) | 412 - 677 CFM |
| Sound Pressure Level (Min - Max) | 36 - 51 dB(A) |
| Dehumidification | 5.28 pt/hr |
| External Dimensions (W x H x D) | 42-7/16 x 13-7/64 x 9-11/16 in |
| Package Dimensions (W x H x D) | 44-39/64 x 16-19/64 x 13-7/64 in |
| Net Weight | 33.1 lbs |
| Gross Weight | 39.7 lbs |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in |
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
24,000 BTU Indoor Features & Functions (Unit 2)
- Wired controller interface: Yes
- WiFi included: Yes
- Indoor fan type: Crossflow
- Multi fan speeds: 7 Speeds
- Indoor unit display: Yes
- Auxiliary electrical heater: No
- Ventilation (Outdoor Air): No
- Remote control functions: Auto Mode, Auto Fan, Horizontal Auto Swing, Vertical Auto Swing, Clock, Dry Mode, Dry Anti-Mildew (X-Fan), Energy Saving, I Feel, Lock, Quiet Mode, Room Temperature Display, Sleep Mode, Timer Mode, Turbo Mode, Display On/Off Control, Freeze Guard Mode (46°F)
Outdoor Condenser Specifications
System Performance (Non-Ducted Indoor Units)
| Outdoor Model | GMUL48HP230V1R32AO |
| Number of Zones | 5 |
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,800 Btu/h |
| SEER2 | 21 |
| EER2 | 12.0 |
| HSPF2 | 10.0 |
| COP @5°F | 2.10 |
System Performance (Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 36,000 Btu/h |
| SEER2 | 18.0 |
| EER2 | 11.7 |
| HSPF2 | 8.1 |
| COP @5°F | 1.90 |
System Performance (Mixed Ducted and Non-Ducted Indoor Units)
| Cooling Capacity (Min - Max) | 8,870 - 49,133 Btu/h |
| Cooling Rated Capacity @95°F | 48,000 Btu/h |
| Heating Capacity (Min - Max) | 8,870 - 54,592 Btu/h |
| Heating Rated Capacity @47°F | 48,000 Btu/h |
| Heating Rated Capacity @17°F | 40,000 Btu/h |
| Heating Rated Capacity @5°F | 37,000 Btu/h |
| SEER2 | 19.0 |
| EER2 | 11.8 |
| HSPF2 | 9.0 |
| COP @5°F | 1.84 |
Outdoor Unit
| System Type | Heat Pump |
| Cooling Temperature Range | -22 to 118°F |
| Heating Temperature Range | -22 to 75°F |
| Refrigerant Type | R32 |
| Compressor Type | Double Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| External Dimensions (W x H x D) | 40-10/64 × 32-33/64 × 16-52/64 in |
| Package Dimensions (W x H x D) | 43-1/32 × 34-27/32 × 19-9/16 in |
| Net Weight | 174.2 lbs |
| Gross Weight | 189.6 lbs |
Refrigerant Piping
| Refrigerant Charge - R32 | 95.256 oz |
| Additional Charge | 0.2 oz/ft |
| Port A (Liquid - Gas) | 1/4 - 3/8 in |
| Port B (Liquid - Gas) | 1/4 - 3/8 in |
| Port C (Liquid - Gas) | 1/4 - 3/8 in |
| Port D (Liquid - Gas) | 1/4 - 3/8 in |
| Port E (Liquid - Gas) | 1/4 - 3/8 in |
| Pre-Charge Length | 164 ft |
| Pipe Length (Min - Max) | 10 - 328 ft |
| Pipe Length to Furthest Indoor Unit | 82 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz |
| Voltage Range (Min - Max) | 187 - 253 VAC |
| Rated Current - Cooling | 21.7 A |
| Rated Current - Heating | 22.6 A |
| MOCP | 35 A |
| MCA | 30 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Features & Functions Summary
- Inverter Type: G20
- Ultra Low Frequency Torque Control: Yes
- Compressor Type - Inverter: Yes
- Basepan With Electric Heater: Yes
- Indoor & Outdoor Fin Coating (Blue Fin): Yes
- Intelligent Defrosting: Yes
- Intelligent Preheating: Yes
- Low Voltage Startup: Yes
- Memory/Power Failure Recovery: Yes
- Self Diagnosis: Yes
*GWIN Tech only pays for commissioning of system. Installation and additional refrigerant to the system is not included.
The Evolution of DIY Mini Splits
GWIN™ Assisted DIY™
Most DIY mini splits still leave the hardest parts up to you — pressure testing, vacuuming the system, handling refrigerant, or finding your own tech, and even dealing with bulky pre-charged line sets. GWIN™ HVAC changes all of that with Assisted DIY™. The GWIN Assisted DIY 48,000 BTU 230V King (48K Condenser 24K+24K Wall Mount) Complete System With 15' Line Set Communication Wire and GWIN Assisted DIY Tech with Assisted DIY™ is an evolution over DIY alone and makes GWIN™ a complete DIY mini split system that includes free expert tech support, with a tech included, so you never need special tools, never touch refrigerant, never run a vacuum pump, and never perform a pressure test. Our line sets with our easy connect flare-less fittings, allow for a professional operating system, with a professional look. Which also means no coiled mess and no guesswork — just a straightforward self-install ductless system that goes in like a true DIY HVACproject, backed by professionals every step of the way. Whether you're cooling or heating a garage, basement, bedroom, sunroom, home addition, tiny home, or cabin — GWIN™ HVAC is the ultimate DIY ductless solution with our Assisted DIY™ for homeowners who want to do it themselves, but done right." GWIN™ HVAC is the advanced version of DIY mini splits.