AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) vs Bosch Water heater 50-Gallon
Both water heaters carry the same efficiency rating: UEF 3.75. At national average rates that works out to about $145/year for the Bosch Water heater 50-Gallon against $147/year for the AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) — a $2 annual difference. The Bosch Water heater 50-Gallon delivers more hot water in the peak hour (69 gal first-hour rating vs 68 gal).
| AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) | Bosch Water heater 50-Gallon | |
|---|---|---|
| Uniform Energy Factor (UEF) | 3.75 | 3.75 |
| Fuel | Electric | Electric |
| First-hour rating | 68 gal | 69 gal |
| Rated storage volume | 45 gal | 47 gal |
| Draw pattern | Medium | Medium |
| Annual electricity use | 867 kWh/yr | 855 kWh/yr |
| Heat pump type | 240 Volt Integrated HPWH | 240 Volt Integrated HPWH |
| Input voltage | 240 | 240 |
| Max current draw | 21 A | 24 A |
| Recovery efficiency | 430 % | 430 % |
| Smart / connected capable | Yes | Yes |
| Refrigerant (GWP) | R-134a (GWP:1430) | R-134a (GWP:1430) |
| Compressor low-temp cutoff | 35 °F | 37.4 °F |
| Height | 45.8 in | 47.9 in |
| Diameter | 18.2 in | 18.3 in |
| ENERGY STAR certified | Yes | Yes |
Frequently asked questions
Which costs less to run, the AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) or the Bosch Water heater 50-Gallon?
The Bosch Water heater 50-Gallon: about $145/year versus $147/year for the AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) at national average rates — a $2 annual difference.
Are the AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50) and Bosch Water heater 50-Gallon both ENERGY STAR certified?
Yes — every water heater in this database is drawn from the U.S. EPA ENERGY STAR certified water heater datasets.