Quick answers to questions about ordering, compatibility, and installation.
The MRCOOL® DIY® Easy Pro® 12K BTU 5th Gen mini split system delivers energy-efficient heating and cooling for bedrooms, living rooms, garages, workshops, offices, and other spaces up to 550 square feet. Designed for true do-it-yourself installation, this 115V ductless mini split heat pump includes an 11.5 ft pre-charged Quick Connect® line set factory-sealed with R-454B refrigerant, eliminating the need for vacuum pumps, manifold gauges, or professional HVAC installation.
With inverter-driven performance rated up to 19.5 SEER2 and 9.3 HSPF2-4, the Easy Pro® 12K delivers dependable year-round comfort while helping reduce energy costs. Built-in Wi-Fi compatibility, quiet operation, washable filters, and upgraded warranty coverage make this single-zone mini split system an excellent solution for homeowners looking for professional comfort without contractor installation costs.
| Specification | MRCOOL DIY® Easy Pro® 12K |
|---|---|
| Model Number | EZPRO-12-HP-11511DE-O |
| Indoor Unit Model | EZPRO-12-HP-WMAH-115DE-O |
| Outdoor Unit Model | EZPRO-12-HP-C-11511DE-O |
| Cooling Capacity | 12,000 BTU/h |
| Heating Capacity | 12,000 BTU/h |
| Recommended Coverage Area | Up to 550 sq. ft. |
| SEER2 | 19.5 |
| EER2 | 9.0 |
| HSPF2-4 | 9.3 |
| HSPF2-5 | 7.0 |
| Voltage | 115V, 1 Phase, 60Hz |
| Indoor MCA | 3.0A |
| Indoor Max Fuse / Breaker | 15A |
| Outdoor MCA | 19.5A |
| Outdoor Max Fuse / Breaker | 20A |
| Included Line Set | 11.5 ft pre-charged Quick Connect® line set |
| Refrigerant | R-454B |
| Refrigerant Charge | 21.52 oz. |
| Piping Size | 1/4" liquid line / 3/8" gas line |
| Indoor Noise Level | 44.5 / 40 / 35 / 25.5 / 17.5 dB(A) |
| Outdoor Noise Level | 54 dB(A) |
| Indoor Dimensions | 31.57" W x 7.87" D x 11.61" H |
| Outdoor Dimensions | 28.35" W x 10.63" D x 19.49" H |
| Indoor Net / Gross Weight | 24.91 / 35.71 lbs. |
| Outdoor Net / Gross Weight | 54.89 / 67.24 lbs. |
| Warranty | 5-year compressor warranty / 3-year parts warranty |
| Certification | ETL Listed |
This updated MRCOOL DIY® Easy Pro® model includes an 11.5 ft pre-charged Quick Connect® line set and updated warranty coverage compared to earlier Easy Pro® versions that included a 16 ft installation kit. Both versions use R-454B refrigerant and deliver similar heating and cooling performance, but the new EZPRO package offers a shorter included line set and stronger warranty coverage.
The MRCOOL DIY® Easy Pro® 12K mini split system gives homeowners a practical way to add efficient heating and cooling without ductwork or expensive professional installation. With its compact design, 115V power requirement, built-in Wi-Fi compatibility, and included Quick Connect® line set, this single-zone ductless heat pump system is designed for simple installation and reliable year-round comfort.
Quick answers to questions about ordering, compatibility, and installation.
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