Appliances / Heat pump water heaters / Navien
Navien heat pump water heaters ranked by running cost
3 ENERGY STAR certified Navien models, cheapest to run first, at the U.S. average electricity price.
| Model | Type | Size | Per year | 13 years |
|---|---|---|---|---|
| NWP500S050AUMB | 240-volt integrated | 44 gal | $153 | $1,986 |
| NWP500S065AUMB | 240-volt integrated | 61 gal | $226 | $2,944 |
| NWP500S080AUMB | 240-volt integrated | 74 gal | $230 | $2,991 |