GREE GWHD(24)ND3MO
At California energy prices this heat pump costs $34.74 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 34.74¢/kWh, the EIA average for CA 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 California 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 | 21.00 (16.00–21.00 across 3 configurations) SEER2 |
|---|---|
| SEER2 (cooling efficiency) | 21.0 |
| HSPF2 (heating efficiency) | 10.0 |
| COP at 5 °F | 2.10 |
| Nominal cooling capacity | 23,200 BTU/h |
| Capacity kept at 5 °F | 96% 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 | 208786090 |
| Published configurations | 3 |
| Certified | 2026-06-13 |
Priced in your state
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Other GREE heat pumps
The nearest by SEER2 rating.
- CHM36HP230V1R32AO 21.00 SEER2
- GMV-V60WL/C-T(U) 21.00 SEER2
- GS24HP230V1ZEO 21.00 SEER2
- GS2M18HP230V1MO 21.00 SEER2
- GS36HP230V1ASO 21.00 SEER2
- GS3M24HP230V1MO 21.00 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.