Zephyr heat pumps
29 heat pumps listed under Zephyr.
| Model | SEER2 | Costs to run |
|---|---|---|
| ZE-09UB32O | 32.00 | $15.54 per million BTU of heat |
| ZE-12UB32O | 30.00 | $15.54 per million BTU of heat |
| ZE-15UB32O | 25.60 | $16.52 per million BTU of heat |
| ZE-09UH24SCO | 25.50 | $17.47 per million BTU of heat |
| ZE-09CB25O | 25.00 | $16.67 per million BTU of heat |
| ZE-12UH24SCO | 23.50 | $19.31 per million BTU of heat |
| ZE-527M325 | 23.00 (18.00–23.00 across 3 configurations) | $18.34 per million BTU of heat |
| ZE-12CB25O | 23.00 | $18.34 per million BTU of heat |
| ZE-09DB25O | 23.00 | $18.34 per million BTU of heat |
| ZE-09CB22O | 23.00 (22.50–23.00 across 2 configurations) | $19.31 per million BTU of heat |
| ZE-24CB25O | 22.50 | $19.31 per million BTU of heat |
| ZE-542M525 | 22.00 (18.00–22.00 across 3 configurations) | $19.31 per million BTU of heat |
| ZE-536M425 | 22.00 (19.00–22.00 across 3 configurations) | $18.34 per million BTU of heat |
| ZE-518M225 | 22.00 (17.50–22.00 across 3 configurations) | $18.34 per million BTU of heat |
| ZE-24M322SCO | 22.00 (21.50–22.00 across 2 configurations) | $20.27 per million BTU of heat |
| ZE-12DB25O | 22.00 | $19.31 per million BTU of heat |
| ZE-36M422SCO | 21.00 (20.25–21.00 across 3 configurations) | $20.38 per million BTU of heat |
| ZE-18M222SCO | 21.00 (20.00–21.00 across 2 configurations) | $19.31 per million BTU of heat |
| ZE-18CB25O | 21.00 | $18.34 per million BTU of heat |
| ZE-18CB22O | 21.00 (20.00–21.00 across 2 configurations) | $18.71 per million BTU of heat |
| ZE-624HPA | 20.00 (16.00–20.00 across 3 configurations) | $18.34 per million BTU of heat |
| ZE-42M522SCO | 20.00 (19.00–20.00 across 2 configurations) | $20.49 per million BTU of heat |
| ZE-09DB22O | 20.00 | $20.38 per million BTU of heat |
| ZE-636HPA | 19.50 (16.50–19.50 across 3 configurations) | $17.47 per million BTU of heat |
| ZE-660HPA | 19.00 (16.40–19.00 across 3 configurations) | $20.38 per million BTU of heat |
| ZE-648HPA | 19.00 (16.50–19.00 across 3 configurations) | $20.38 per million BTU of heat |
| ZE-36HPB | 18.00 | $19.31 per million BTU of heat |
| ZE-48HPB | 17.50 | $21.58 per million BTU of heat |
| ZE-24HPB | 16.50 | $20.38 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.