DIY Mini Split
Systems
Built to Last.
Professional-grade ductless heating and cooling — engineered for self-installation. No vacuum pump. No contractor. No compromise.
18K • Emperor handlers
GWIN Assisted DIY 18,000 BTU 24.5 SEER2 230V Emperor 22 Single Zone Cassette Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN Tech
- 230V single phase
- Heating to −22°F
- Complete system
- All GWIN™ guarantees
GWIN Assisted DIY 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Cassette Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN Tech The GWIN 9,000 BTU 26 SEER2 230V Emperor Single Zo...
GWIN Assisted DIY 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Cassette Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN Tech
The GWIN 9,000 BTU 26 SEER2 230V Emperor Single Zone Ductless Mini-Split
The GWIN 18,000 BTU 20 SEER2 230V King Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN Tech is a powerful and efficient heating and cooling solution for larger bedrooms, living areas, offices, and open spaces. Designed for dependable comfort and easy everyday use, this 230V ductless mini-split system delivers inverter-driven performance in a sleek wall-mounted design.
With a 20 SEER2 rating, this 18,000 BTU mini-split heat pump helps reduce energy consumption while maintaining consistent indoor temperatures. It uses R32 refrigerant for enhanced efficiency and reduced environmental impact, and includes a 15 foot line set and communication wire for installation convenience.
Efficient Comfort for Larger Rooms
This King Series system is ideal for medium-to-large residential spaces and single-zone applications requiring higher capacity. Its inverter technology reduces cycling and maintains a more stable indoor climate.
Key Features
- 18,000 BTU single zone ductless mini-split for targeted comfort
- 24.5 SEER2 efficiency for reduced energy consumption
- 230V operation for powerful and consistent performance
- Blue Fin technology on indoor and outdoor coils for improved durability
- Dehumidification mode for enhanced indoor comfort
- I-Feel function for more personalized temperature control
- Self-diagnosis for easier troubleshooting
- Multiple fan speeds for customized airflow
- Automatic voltage adaptation and low voltage startup
- Swing louver control for broad air distribution
- Quiet operation for a more comfortable living environment
- Wi-Fi Included (Factory Installed)
- Low ambient cooling down to -20°F (range: -20°F to 122°F)
- Low ambient heating down to -22°F (range: -22°F to 86°F)
- Indoor and outdoor coil: Copper tube / aluminum fin
-
Blue fin - 500 hours salt spray tested
Other Features
- Basepan with Electric Heater
- Intelligent Defrosting
- Intelligent Preheating
- Memory / Power Failure Recovery
- Self Diagnosis
- No Auxiliary Electrical Heater
- No Ventilation (Outdoor Air)
Reliable Performance in Extreme Conditions
The Emperor Series is designed to perform through demanding weather conditions with a cooling range of 20°F to 122°F and a heating range of -22°F to 86°F. This makes it an excellent option for homeowners looking for a cold climate mini-split heat pump with strong efficiency and everyday comfort features.
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
Included in This Complete System
- GWIN 18,000 BTU indoor cassette unit
- Matching outdoor condenser
- 15 foot line set
- Communication wire
- Remote-based comfort control features
Best Uses
This 18,000 BTU 230V ductless heating and cooling system is ideal for small bedrooms, office spaces, detached rooms, guest rooms, and similar areas where efficient performance, quiet operation, and modern design are top priorities.
System Information
| System Type | Heat Pump |
| Indoor Model | GWIN20HP230V1R32AC |
| Outdoor Model | KING18HP230V1R32AO |
| Remote Controller | YBE1FBF |
| Optional Wired Controller | XE71 |
Performance Specifications
| Specification | Value |
|---|---|
| Cooling Capacity (Min - Max) | 3,753 - 20,300 BTU/h |
| Rated Cooling Capacity @ 95°F | 18,000 BTU/h |
| Heating Capacity (Min - Max) | 2,730 - 22,500 BTU/h |
| Rated Heating Capacity @ 47°F | 19,100 BTU/h |
| Rated Heating Capacity @ 17°F | 15,300 BTU/h |
| Rated Heating Capacity @ 5°F | 12,100 BTU/h |
| SEER2 | 20.0 |
| EER2 | 12.35 |
| HSPF2 | 8.5 |
| COP @ 5°F | 1.75 |
| Cooling Temperature Range | 0°F to 118°F |
| Heating Temperature Range | -13°F to 75°F |
| Refrigerant Type | R32 |
Indoor Unit Specifications
| Model | GWIN09HP230V1R32AHC |
| Air Flow (Min - Max) | 200 - 324 CFM |
| Sound Pressure Level (Min - Max) | 31 - 37 dB(A) |
| Dehumidification | 1.69 pt/hr |
| Unit Dimensions (W x H x D) | 38-55/64 x 15-5/32 x 7-1/64 in. |
| Package Dimensions (W x H x D) | 51-29/64 x 19-23/32 x 12-13/64 in. |
| Net Weight | 41.9 lbs |
| Gross Weight | 57.3 lbs |
Cassette Grille (Required)
| Grille Dimensions | 47 1/4 x 18 7/64 x 2 11/64 in. |
|
Package Dimensions |
49 13/16 x 21 1/8 x 4 25/32 in. |
| Weight (Net/Gross) | 9.26 (Net) 13.23 (Gross) |
Outdoor Unit Specifications
| Model | GWIN20HP230V1R32AC |
| Compressor Type | Single Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 52 dB(A) |
| Unit Dimensions (W x H x D) | 31-37/64 x 21-27/32 x 13-25/32 in. |
| Package Dimensions (W x H x D) | 34-21/64 x 24-13/32 x 15-43/64 in. |
| Net Weight | 70.6 lbs |
| Gross Weight | 76.1 lbs |
Refrigerant Piping
| Refrigerant Charge | 30 oz |
| Additional Charge | 0.2 oz/ft |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in. |
| Pre-Charge Length | 25 ft |
| Pipe Length (Min - Max) | 10 - 66 ft |
| Max Pipe Elevation | 40 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
| Voltage Range | 187 - 253 VAC |
| Rated Current - Cooling | 4.73 A |
| Rated Current - Heating | 6 A |
| MOCP | 15 A |
| MCA | 10 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Remote Controller Functions
- Auto Clean
- Auto Mode
- Auto Fan
- Auto Swing (Horizontal Auto Swing)
- Auto Swing - 180° (Vertical Auto Swing)
- Clock
- Dry Mode
- Dry Anti-Mildew (X-Fan) Mode
- Energy Saving Mode
- Dirty Filter Alert
- Fan Speed Control
- I Feel Function
- Privacy Lock
- Quiet Mode
- Room Temperature Display
- Sleep Mode
- 3 Sleep Mode Options
- Timer Mode
- Turbo Mode
- Display On/Off Control
- Freeze Guard Mode
- Power Failure Mode
- Humidity Control
Dimensions
Indoor Unit Dimensions (Unit: inch)
External Dimensions
- W: 38 55/64
- H: 15 5/32
- D: 7 1/64
Package Dimensions
- W: 51 29/64
- H: 19 23/32
- D: 12 13/64
Outdoor Unit Dimensions (Unit: inch)
External Dimensions
- W: 31 37/64
- H: 21 27/32
- D: 13 25/32
Package Dimensions
- W: 34 21/64
- H: 24 13/32
- D: 15 43/64
Minimum Clearance Requirements
Indoor Unit
- Space to the ceiling: at least 3 inches
- Space to the wall: at least 2 inches
- Space to the floor: at least 48 inches
- Space to the obstruction: at least 48 inches
Outdoor Unit
- Space to the obstruction (top): at least 12 inches
- Space to the obstruction (side): at least 6 inches
- Space to the wall: at least 6 inches
- Space to the obstruction (front): at least 24 inches
- Space to the obstruction (other side): at least 6 inches
Note: If the bottom of the unit is free of airflow obstructions similar to the mounting bracket figure, the clearance to the wall on the back can be reduced to 3 inches. Please consult submittal for image.
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 24.5 SEER2 230V Emperor 22 Single Zone Cassette Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN 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 24.5 SEER2 230V Emperor 22 Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN Tech
- 230V single phase
- Heating to −22°F
- Complete system
- All GWIN™ guarantees
GWIN Assisted DIY 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set And Communication Wire The GWIN 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Ductless Mini-S...
GWIN Assisted DIY 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set And Communication Wire
The GWIN 18,000 BTU 24.5 SEER2 230V Emperor Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set And Communication Wire is a high-efficiency heating and cooling solution designed for larger single-zone spaces that demand premium comfort and strong energy performance. Ideal for living rooms, large bedrooms, offices, additions, studios, and other everyday spaces, this high efficiency ductless mini-split system offers dependable year-round climate control with a sleek wall-mounted design.
With a strong 24.5 SEER2 rating, this 230V mini-split heat pump is built for homeowners looking to reduce energy use without sacrificing comfort. It uses R32 refrigerant for improved efficiency and lower environmental impact, and it includes a 15 foot line set and communication wire for a more complete installation package.
Premium Comfort for Larger Spaces
This 18,000 BTU inverter mini-split system is engineered to provide precise temperature control while minimizing noise and energy waste. Whether you need cooling during summer heat or dependable heating during colder months, the Emperor Series helps create a more stable and comfortable indoor environment.
Key Features
- 18,000 BTU single zone ductless mini-split for targeted comfort
- 24.5 SEER2 efficiency for reduced energy consumption
- 230V operation for powerful and consistent performance
- Blue Fin technology on indoor and outdoor coils for improved durability
- Auto Clean function to help maintain cleaner internal components
- Dehumidification mode for enhanced indoor comfort
- I-Feel function for more personalized temperature control
- Self-diagnosis for easier troubleshooting
- Multiple fan speeds for customized airflow
- Automatic voltage adaptation and low voltage startup
- Swing louver control for broad air distribution
- Quiet operation for a more comfortable living environment
- Wi-Fi Included (Factory Installed)
- Low ambient cooling down to -20°F (range: -20°F to 122°F)
- Low ambient heating down to -22°F (range: -22°F to 86°F)
- Indoor and outdoor coil: Copper tube / aluminum fin
- Blue fin - 500 hours salt spray tested
Other Features
- Basepan with Electric Heater
- Intelligent Defrosting
- Intelligent Preheating
- Low Voltage Startup
- Memory / Power Failure Recovery
- Self Diagnosis
- No Auxiliary Electrical Heater
- No Ventilation (Outdoor Air)
Reliable Performance in Extreme Conditions
The Emperor Series is designed to perform through demanding weather conditions with a cooling range of -20°F to 122°F and a heating range of -22°F to 86°F. This makes it an excellent option for homeowners looking for a cold climate mini-split heat pump with strong efficiency and everyday comfort features.
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
Included in This Complete System
- GWIN 18,000 BTU Emperor indoor unit
- Matching outdoor condenser
- 15 foot line set
- Communication wire
- Remote-based comfort control features
Best Uses
This 18,000 BTU 230V ductless heating and cooling system is ideal for living rooms, large bedrooms, office spaces, additions, enclosed patios, and similar areas where efficient performance, quiet operation, and modern design are top priorities.
System Information
| System Type | Heat Pump |
| Indoor Model | EMPR18HP230V1R32AH |
| Outdoor Model | EMPR18HP230V1R32AO |
| Remote Controller | YBE1FBF |
| Optional Wired Controller | XE71 |
Performance Specifications
| Specification | Value |
|---|---|
| Cooling Capacity (Min - Max) | 5,118 - 22,178 BTU/h |
| Rated Cooling Capacity @ 95°F | 18,000 BTU/h |
| Heating Capacity (Min - Max) | 4,436 - 22,178 BTU/h |
| Rated Heating Capacity @ 47°F | 18,000 BTU/h |
| Rated Heating Capacity @ 17°F | 14,700 BTU/h |
| Rated Heating Capacity @ 5°F | 14,600 BTU/h |
| SEER2 | 24.5 |
| EER2 | 13.65 |
| HSPF2 | 9.0 |
| COP @ 5°F | 1.9 |
| Cooling Temperature Range | -20°F to 122°F |
| Heating Temperature Range | -22°F to 86°F |
| Refrigerant Type | R32 |
Indoor Unit Specifications
| Model | EMPR18HP230V1R32AH |
| Air Flow (Min - Max) | 324 - 589 CFM |
| Sound Pressure Level (Min - Max) | 27 - 48 dB(A) |
| Dehumidification | 3.80 pt/hr |
| Unit Dimensions (W x H x D) | 38-21/32 x 12-1/4 x 8-45/64 in. |
| Package Dimensions (W x H x D) | 41-7/64 x 15-5/32 x 11-11/16 in. |
| Net Weight | 28.7 lbs |
| Gross Weight | 34.2 lbs |
Outdoor Unit Specifications
| Model | EMPR18HP230V1R32AO |
| Compressor Type | Single Cylinder / 1-Stage Inverter |
| Sound Pressure Level | 59 dB(A) |
| Unit Dimensions (W x H x D) | 37-23/32 x 25-63/64 x 15-53/64 in. |
| Package Dimensions (W x H x D) | 40-5/8 x 29-1/64 x 17-61/64 in. |
| Net Weight | 94.8 lbs |
| Gross Weight | 104.7 lbs |
Refrigerant Piping
| Refrigerant Charge | 40.6 oz |
| Additional Charge | 0.2 oz/ft |
| Line Set Size (Liquid - Gas) | 1/4 - 1/2 in. |
| Pre-Charge Length | 25 ft |
| Pipe Length (Min - Max) | 10 - 131 ft |
| Max Pipe Elevation | 82 ft |
Electrical
| Power Supply | 208-230V / 1Ph / 60Hz (Powered by the Outdoor Unit) |
| Voltage Range | 187 - 253 VAC |
| Rated Current - Cooling | 11.5 A |
| Rated Current - Heating | 11.5 A |
| MOCP | 20 A |
| MCA | 16 A |
| Main Power Wire Size | Per Local Code |
| Interconnecting Wire Size | 14 / 4 AWG |
Remote Controller Functions
- Auto Clean
- Auto Mode
- Auto Fan
- Auto Swing (Horizontal Auto Swing)
- Auto Swing - 180° (Vertical Auto Swing)
- Clock
- Dry Mode
- Dry Anti-Mildew (X-Fan) Mode
- Energy Saving Mode
- Dirty Filter Alert
- Fan Speed Control
- I Feel Function
- Privacy Lock
- Quiet Mode
- Room Temperature Display
- Sleep Mode
- 3 Sleep Mode Options
- Timer Mode
- Turbo Mode
- Display On/Off Control
- Freeze Guard Mode
- Power Failure Mode
- Humidity Control
Indoor Unit Dimensions (Unit: inch)
External Dimensions
- W: 38 21/32
- H: 12 1/4
- D: 8 45/64
Package Dimensions
- W: 41 7/64
- H: 15 5/32
- D: 11 11/16
Outdoor Unit Dimensions (Unit: inch)
External Dimensions
- W: 37 23/32
- H: 25 63/64
- D: 15 53/64
Package Dimensions
- W: 40 5/8
- H: 29 1/64
- D: 17 61/64
Minimum Clearance Requirements
Indoor Unit
- Space to the ceiling: at least 3 inches
- Space to the wall: at least 2 inches
- Space to the floor: at least 48 inches
- Space to the obstruction: at least 48 inches
Outdoor Unit
- Space to the obstruction (top): at least 12 inches
- Space to the obstruction (side): at least 6 inches
- Space to the wall: at least 6 inches
- Space to the obstruction (front): at least 24 inches
- Space to the obstruction (other side): at least 6 inches
Note: If the bottom of the unit is free of airflow obstructions similar to the mounting bracket figure, the clearance to the wall on the back can be reduced to 3 inches. Please consult submittal for image.
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 24.5 SEER2 230V Emperor 22 Single Zone Ductless Mini-Split Complete System with 15 Foot Line Set, Communication Wire, and GWIN 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.
