Classic heat pumps
18 heat pumps listed under Classic.
| Model | SEER2 | Costs to run |
|---|---|---|
| MMRSHC27AS3 | 23.50 (21.00–23.50 across 3 configurations) | $19.93 per million BTU of heat |
| MC4VHC18S | 23.00 | $18.34 per million BTU of heat |
| MRSVHC12AS | 22.70 (19.00–22.70 across 3 configurations) | $17.81 per million BTU of heat |
| MRSVHC24AS | 21.50 (19.00–21.50 across 3 configurations) | $16.38 per million BTU of heat |
| GRH32IC18AS | 21.50 | $21.58 per million BTU of heat |
| GRH32IC12ASA | 21.50 | $21.58 per million BTU of heat |
| GRH32IC12AS | 21.50 | $21.58 per million BTU of heat |
| MMRSHC48AS5 | 21.10 | $19.31 per million BTU of heat |
| MRPOC30AS | 21.00 | $22.37 per million BTU of heat |
| MMRSHC18AS2 | 21.00 (19.00–21.00 across 3 configurations) | $17.98 per million BTU of heat |
| GRH32IC36AS | 21.00 | $21.58 per million BTU of heat |
| GMRSHC42AS5 | 21.00 (18.00–21.00 across 3 configurations) | $18.34 per million BTU of heat |
| GMRSHC36AS4 | 21.00 (18.00–21.00 across 3 configurations) | $18.34 per million BTU of heat |
| GMRSHC24AS3 | 21.00 (18.00–21.00 across 3 configurations) | $18.34 per million BTU of heat |
| GMRSHC18AS2 | 21.00 (18.00–21.00 across 3 configurations) | $18.34 per million BTU of heat |
| MRSVHC18AS | 20.50 (20.00–20.50 across 3 configurations) | $17.30 per million BTU of heat |
| MMRSHC36AS4 | 20.00 | $19.93 per million BTU of heat |
| MRSVHC48AS | 18.90 | $18.34 per million BTU of heat |
Computed from electricity at 18.34¢/kWh, the EIA average for US in June 2026. A kilowatt-hour is 3412 BTU. This is a rate times a rating, not a prediction of your bill.
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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.