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Searching for a flexible HVAC solution that meets both modern standards and space-saving needs? The 12k BTU MRCOOL Advantage Ductless Wall Mounted Air Handler with WiFi Smart Kit is the ideal pick if you're ready to transition to R454B refrigerant and eliminate the hassle of ductwork. Backed by AHRI certification, along with ETL, UL, and CSA listings, this unit delivers reliable performance that meets industry safety and efficiency expectations.
With built-in smart features, including Alexa and Google Assistant compatibility, this MRCOOL Advantage unit offers powerful control through voice or the smartphone app. Its Follow Me function and programmable timers make personalized comfort effortless, while its variable speed blower and inverter technology ensure year-round energy savings and quiet operation.
Specifications
| Model | A-12-HP-WMAH-115D-O |
| UPC | 840255521758 |
| Product Height (in) | 7.44 |
| Configuration | Wall Mounted |
| Product Length (in) | 11.69 |
| Air Flow Direction | Horizontal |
| Product Width (in) | 31.57 |
| Blower Motor | Variable Speed |
| Cooling Capacity | 1 Ton |
| Electrical Phase | 1-Phase |
| Line Set Connection Type | Flared |
| Liquid Line Size | 1/4 inch |
| Max Overcurrent Protection | 20 amps |
| Weight (lbs) | 26.000000 |
| Refrigerant | R-454b |
| Series | Advantage |
| Suction Line Size | 3/8 inch |
| System Application Type | Ductless Split Systems |
| Voltage | 120 |
| Warranty | 1 Year Parts, 2 Year Compressor |
Resources
- 5th Generation Advantage Customer Brochure (PDF)
- 5th Generation Advantage Installation Manual (PDF)
- 5th Generation Advantage Specification Manual (PDF)
- 5th Generation Advantage Warranty Sheet (PDF)
What's Included
- MRCOOL A-12-HP-WMAH-115D-O
- Owner Manual
- Lifetime Tech Support
Warranty
- 1 Year Parts
- 2 Year Compressor






