The MRCOOL DIY EZPRO 12K BTU Ductless Mini Split Heat Pump System (EZPRO-12-HP-11511DE-O) is a 1-ton single-zone heating and cooling solution delivering 12,000 BTU/h cooling and 12,000 BTU/h heating for spaces up to 550 sq. ft., powered by future-ready R-454B refrigerant. With high efficiency of up to 19.5 SEER2 and 9.3 HSPF2-4, this 115V plug-and-play system installs in hours using the included 11.5 ft pre-charged Quick Connect® line set — no HVAC license, vacuum pumps, or refrigerant handling required. ETL listed, AHRI certified, NEEP ccASHP listed, and CEE Tier 1 – North qualified for rebate eligibility, and backed by a 5-year compressor warranty and 3-year parts warranty with online registration.
| Dimensions & Weight | |
|---|---|
| Indoor Unit Dimensions | 31.57 W" x 7.87 D" x 11.61 H" |
| Outdoor Unit Dimensions | 28.35 W" x 10.63 D" x 19.49 H" |
| Indoor Unit Net Weight | 24.91 lbs |
| Indoor Unit Gross Weight | 35.71 lbs |
| Outdoor Unit Net Weight | 54.89 lbs |
| Outdoor Unit Gross Weight | 67.24 lbs |
| Indoor Packing Dimensions | 36.02 W" x 17.95 D" x 14.17 H" |
| Outdoor Packing Dimensions | 32.87 W" x 10.63 D" x 21.26 H" |
| General Information | |
| Series | MRCOOL DIY Easy Pro |
| Indoor Unit Model | EZPRO-12-HP-WMAH-115DE-O |
| Outdoor Unit Model | EZPRO-12-HP-C-11511DE-O |
| System Type | Single-Zone Ductless Mini-Split Heat Pump |
| Tonnage | 1 |
| Mount Type | Wall |
| Color | White |
| Configuration | DIY Pre-Charged Quick Connect |
| Capacity & Performance | |
| Cooling Capacity | 12,000 Btu/h |
| Heating Capacity | 12,000 Btu/h |
| SEER2 | 19.5 |
| EER2 | 9 |
| HSPF2-4 | 9.3 |
| HSPF2-5 | 7 |
| Max Coverage Area | Up to 550 sq. ft. |
| Operating Temperature Range | -13°F to 122°F |
| Min Ambient Cooling | 5°F |
| Compressor Type | Rotary |
| Inverter | DC Inverter |
| Noise Levels | |
| Indoor Noise Level (Turbo/Hi/Mid/Lo/Silent) | 44.5 / 40 / 35 / 25.5 / 17.5 dB(A) |
| Outdoor Noise Level | 54 dB(A) |
| Electrical Requirements | |
| Power Supply | 115V, 1Ph, 60Hz |
| Indoor Min Circuit Ampacity | 3.0 A |
| Indoor Max Fuse (Breaker) | 15.0 A |
| Outdoor Min Circuit Ampacity | 19.5 A |
| Outdoor Max Fuse (Breaker) | 20.0 A |
| Refrigerant & Piping | |
| Refrigerant Type | R-454B |
| Refrigerant Charge | 21.52 oz |
| Liquid Line Size | 1/4" |
| Gas (Suction) Line Size | 3/8" |
| Included Line Set Length | 11.5 ft (Pre-Charged Quick Connect®) |
| Max Line Set Length | 82 ft |
| Controls & Connectivity | |
| WiFi Compatibility | Yes |
| App Compatibility | MRCOOL Comfort App |
| Works with iOS | Yes |
| Works with Android | Yes |
| Amazon Alexa | Yes |
| Google Assistant | Yes |
| Remote Control Included | Yes |
| Follow Me® Function | Yes |
| Indoor Unit Features | |
| Number of Fan Speeds | 5 |
| Filter Type | Reusable / Washable |
| Fan-Only Mode | Yes |
| Sleep Mode | Yes |
| Auto Cool | Yes |
| Auto Restart | Yes |
| Active Clean Technology | Yes |
| Outdoor Unit Features | |
| Condenser Coil | Gold Fin® Corrosion-Resistant |
| Refrigerant Leakage Detection | Yes |
| Low Ambient Cooling | Down to 5°F |
| Timer Mode | Yes |
| Certifications | |
| UL Listed | Yes |
| CSA Listed | Yes |
| ETL Listed | Yes |
| AHRI Certified | Yes |
| NEEP ccASHP Listed | Yes |
| CEE Tier 1 - North | Yes |
| Energy Star Certified | Yes |
| Warranty | |
| Compressor Warranty | 5 Years (with online registration) |
| Parts Warranty | 3 Years (with online registration) |
What BTU rating should I choose for my air handler?
| Air Handler BTU | Coverage Area/Room Size (Sq. Ft.)* |
| 6K |
Up to 200 Sq. Ft.
|
| 9K |
Up to 375 Sq. Ft.
|
| 12K | Up to 500 Sq. Ft. |
| 18K | Up to 750 Sq. Ft. |
| 24k | Up to 1,000 Sq. Ft. |
| 36k | Up to 1,500 Sq. Ft. |
*Ceiling height, insulation, and local climate may impact the coverage area. For example, an uninsulated room will require more power than a well insulated room.
