Maratherm furnaces
26 furnaces listed under Maratherm.
| Model | AFUE | Costs to run |
|---|---|---|
| R96MSN0601716A* | 97.00 | $23.95 per million BTU of heat |
| R96MSN0802120A* | 97.00 | $23.95 per million BTU of heat |
| R96MSN0801716A* | 97.00 | $23.95 per million BTU of heat |
| R96MSN0401712A* | 96.70 | $24.02 per million BTU of heat |
| R96VTN0601716A | 96.30 | $24.12 per million BTU of heat |
| R96MSN1002120A* | 96.30 | $24.12 per million BTU of heat |
| R96VTN0801716A | 96.20 | $24.15 per million BTU of heat |
| R96VTN1002120A | 96.10 | $24.17 per million BTU of heat |
| R96MSN1202422A* | 96.10 | $24.17 per million BTU of heat |
| R96VTN0401410A | 96.00 | $24.20 per million BTU of heat |
| R96MSN0401410A* | 96.00 | $24.20 per million BTU of heat |
| R96VTN0601716A*D | 95.00 | $24.45 per million BTU of heat |
| R96VTN0801716A*D | 95.00 | $24.45 per million BTU of heat |
| R95MSU0401712A | 95.00 | $24.45 per million BTU of heat |
| R96VTN1002120A*D | 95.00 | $24.45 per million BTU of heat |
| R95MSU1002120A | 95.00 | $24.45 per million BTU of heat |
| R96VTN0401410A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN1202422A*D | 95.00 | $24.45 per million BTU of heat |
| R95MSU0601716A | 95.00 | $24.45 per million BTU of heat |
| R96MSN0401410A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN0401712A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN0601716A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN0801716A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN0802120A*D | 95.00 | $24.45 per million BTU of heat |
| R96MSN1002120A*D | 95.00 | $24.45 per million BTU of heat |
| R95MSU0802120A | 95.00 | $24.45 per million BTU of heat |
Computed from electricity at 18.34¢/kWh, the EIA average for US in June 2026 and gas at $24.09/Mcf for June 2026. A kilowatt-hour is 3412 BTU. Gas volume is converted to heat at 1.037 million BTU per thousand cubic feet, EIA's published average. This is a rate times a rating, not a prediction of your bill.
Get told when this changes
A monthly digest of furnaces newly added to the register.
Double opt-in, one click to unsubscribe, and we never sell the list. Privacy.
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.