Data through April 2026
Water Heaters (Electric) · 402 certified models
240-Volt Heat Pump Water Heaters
402 of 566 certified water heaters (electric) are 240-volt heat pump water heaters — running $121 to $276 a year at the U.S. average rate (median $208, versus $204 across the whole category).
The 50 most efficient (of 402)
Other type facets
Questions, answered with the data
- How much does it cost to run 240-volt heat pump water heaters?
- Among 402 certified models in this data, 240-volt heat pump water heaters cost $121 to $276 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $208.
- Do 240-volt heat pump water heaters cost more or less than the average electric water heater?
- The median model here runs $208 a year, 2% more than the $204 median across all certified water heaters (electric).
- What's the cheapest model among 240-volt heat pump water heaters?
- The Friedrich PROH40 T2 FD400-15 costs about $121 a year at the U.S. average rate (643 kWh/yr) — the lowest certified figure in this group.
- What does the certified annual-kWh figure assume for water heaters (electric)?
- The certified annual kWh comes from the DOE Uniform Energy Factor test, which simulates a typical household's daily hot-water draw pattern. Only electric models (including heat-pump units) are listed — gas models burn gas, not kWh.