Maratherm heat pumps
30 heat pumps listed under Maratherm.
| Model | SEER2 | Costs to run |
|---|---|---|
| N5H8T24*K*AAA* | 18.50 (15.20–18.50 across 266 configurations) | $21.58 per million BTU of heat |
| N5H8T48*K*AAA* | 18.00 (15.20–18.00 across 243 configurations) | $21.58 per million BTU of heat |
| N5H8T60*K*AAA* | 17.50 (15.50–17.50 across 71 configurations) | $21.58 per million BTU of heat |
| N5H8T36*K*AAA* | 17.00 (15.20–17.00 across 145 configurations) | $21.58 per million BTU of heat |
| R5H5S24*K*AAA* | 16.50 (15.20–16.50 across 137 configurations) | $21.58 per million BTU of heat |
| N5H5S24*K*AAA* | 16.50 (15.20–16.50 across 137 configurations) | $21.58 per million BTU of heat |
| R5H5S36*K*AAA* | 16.00 (15.20–16.00 across 26 configurations) | $22.93 per million BTU of heat |
| R5H5S31*K*AAA* | 16.00 (15.20–16.00 across 33 configurations) | $22.93 per million BTU of heat |
| R5H5S19*K*AAA* | 16.00 (15.20–16.00 across 59 configurations) | $22.93 per million BTU of heat |
| N5H5S36*K*AAA* | 16.00 (15.20–16.00 across 26 configurations) | $22.93 per million BTU of heat |
| R5H5S48*K*AAA* | 15.50 (15.20–15.50 across 5 configurations) | $23.51 per million BTU of heat |
| R5H5S42*K*AAA* | 15.50 (15.20–15.50 across 4 configurations) | $23.51 per million BTU of heat |
| R5H5S18*K*AAA* | 15.50 (15.20–15.50 across 40 configurations) | $22.93 per million BTU of heat |
| PHR548000K***K1 | 15.50 | $25.47 per million BTU of heat |
| PHR536000K***K1 | 15.50 | $25.47 per million BTU of heat |
| PHB560000K000B* | 15.50 | $23.82 per million BTU of heat |
| N5H5S48*K*AAA* | 15.50 (15.20–15.50 across 5 configurations) | $23.51 per million BTU of heat |
| N5H5S42*K*AAA* | 15.50 (15.20–15.50 across 4 configurations) | $23.51 per million BTU of heat |
| N5H5S18*K*AAA* | 15.50 (15.20–15.50 across 40 configurations) | $22.93 per million BTU of heat |
| R5H5S60*K*AAA* | 15.20 | $23.51 per million BTU of heat |
| R5H5S30*K*AAA* | 15.20 | $22.64 per million BTU of heat |
| R4H5S30*K*AAA* | 15.20 | $23.51 per million BTU of heat |
| PHR560000K***K1 | 15.20 | $24.45 per million BTU of heat |
| PHR524000K***K1 | 15.20 | $25.47 per million BTU of heat |
| PHB548000K000B* | 15.20 | $25.47 per million BTU of heat |
| PHB536000K000B* | 15.20 | $25.47 per million BTU of heat |
| PHB524000K000B* | 15.20 | $25.47 per million BTU of heat |
| N5H5S60*K*AAA* | 15.20 | $23.51 per million BTU of heat |
| N5H5S30*K*AAA* | 15.20 | $22.64 per million BTU of heat |
| N4H5S30*K*AAA* | 15.20 | $23.51 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.