Why it matters
The YITAHOME 12,000 BTU 115V Mini-Split is rated at 12,000 BTU of cooling. On the ENERGY STAR room sizing chart that suits about 450 to 550 sq ft of average room; the maker says up to 750 sq ft. It runs on 115V, so it needs a dedicated household circuit rather than a 240V line.
Its 20 SEER2 ranks 10 of 26 among the mini-splits within about 12% of its capacity that we cover; the most efficient is the DELLA Optima 12,000 BTU 230V at 24. The maker says heat-pump heating keeps working down to 5°F outside; below that you need another heat source. Indoor noise is listed at 41 dB at its quietest setting.
Expect a professional install: the copper lines are connected, pressure-checked and vacuumed before the refrigerant is released. It uses R-32 refrigerant, one of the lower-impact A2L refrigerants new systems moved to in 2025. Warranty, per the listing: 5-year warranty on parts, 7-year warranty on compressor.
The listing gives dimensions of 7.9 inD x 31.2 inW x 11.5 inH, a shipping or unit weight of 22 pounds, a 1,040 W power draw and outdoor unit, indoor unit and mounting accessories in the box.
Who it's for, and who should skip it
Good fit if
- Rooms of about 450-550 sq ft
- Homes without a spare 240V circuit
Look elsewhere if
- Primary heat in cold climates
- Spaces much larger than 550 sq ft
- Owners who want to avoid a licensed install
Pros and cons
Pros
- 20 SEER2
- Heats down to 5°F
Cons
- Heating stops around 5°F
- Heating capacity not stated on the listing
- Professional install recommended
Limitations to weigh
- Capacity and efficiency are the maker's ratings; real output depends on the install, the line length and the weather.
- Heat pumps lose heating capacity as it gets colder; size for your climate with the BTU calculator.
- The federal 25C tax credit ended for systems installed after 2025; check your utility for current rebates.
Specifications
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Capacity | 1 tons | Retailer |
|---|---|---|
| Cooling capacity (maker) | 12000 BTU | Retailer |
| Features (seller) | Air Purification Filter, Auto Clean, Inverter Compressor, Sleep Mode, WiFi Enabled | Retailer |
| Dimensions (seller) | 7.9"D x 31.2"W x 11.5"H | Retailer |
| SEER (maker) | 20 | Retailer |
| Voltage | 115 V | Retailer |
| Noise (seller) | 41 db | Retailer |
| Refrigerant | R-32 | Retailer |
| Wattage | 1040 W | Retailer |
| Product weight | 22 lb | Retailer |
| Room size (maker) | 750 sq ft | Retailer |
| Model number | MAYIH65G8N | Retailer |
| Warranty | 5-year warranty on parts, 7-year warranty on compressor | Retailer |
| Control | App, Remote, Voice | Retailer |
| SEER2 (maker) | 20 | Retailer |
| Heats down to (maker) | 5°F | Retailer |
Alternatives worth comparing
More ductless mini-splits we cover
Final verdict
A straightforward choice for a 450-550 sq ft room. Check that 12,000 BTU fits your room with the BTU calculator before you buy.
Where to buy
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