Weathermaker 38MGHBQ48EA3
At Nevada energy prices this heat pump costs $13.38 per million BTU of heat. The register lists it in 3 configurations, and the ratings below are the range across all of them.
Computed from electricity at 13.11¢/kWh, the EIA average for NV in June 2026. A kilowatt-hour is 3412 BTU. This is a rate times a rating, not a prediction of your bill.
Against the alternatives, at Nevada prices
Dollars per million BTU delivered into the house. Lower is cheaper to run; it says nothing about what the equipment costs to buy or install.
What the register says
| Rating | 21.80 (20.90–21.80 across 3 configurations) SEER2 |
|---|---|
| SEER2 (cooling efficiency) | 21.8 |
| HSPF2 (heating efficiency) | 9.8 |
| COP at 5 °F | 2.00 |
| Nominal cooling capacity | 48,000 BTU/h |
| Capacity kept at 5 °F | 92% of its 47 °F rating |
| ENERGY STAR cold-climate | Yes |
| Fuel | Electricity |
| Type | HP - Mini or Multi Split |
| Refrigerant | R-410A (GWP:2088) |
| AHRI reference | 207642952 |
| Published configurations | 3 |
| Certified | 2026-06-25 |
Priced in your state
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Sold under other names
The same model number certified under another brand. If you are holding quotes for two of these, you may be comparing the same unit twice.
Other Weathermaker heat pumps
The nearest by SEER2 rating.
- 37MHRAQ09AA3 21.70 SEER2
- 38MHRCQ09AA3 21.70 SEER2
- 37MAHAQ18AA3 21.50 SEER2
- 37MHRAQ09AA1 21.50 SEER2
- 38MARBQ18AA3 21.50 SEER2
- 38MARBQ24AA3 21.50 SEER2
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Source: ENERGY STAR certified product data, published by the U.S. EPA and used with attribution. This is a register of certified models, not of every model on the market. ENERGY STAR is a registered mark of the U.S. EPA; this site is not affiliated with or endorsed by EPA or DOE. This page is a record of a published certification; it is not an endorsement, not a quote, and not advice. Corrections.