| ENERGY STAR Partner |
| Ariston USA LLC |
Ariston USA LLC |
| Product Category |
| Water Heaters - Non Solar Electric and Non Solar Gas |
Water Heaters - Non Solar Electric and Non Solar Gas |
| Type |
| Heat Pump |
Heat Pump |
| Brand Name |
| AMERICAN STANDARD WATER HEATERS |
AMERICAN STANDARD WATER HEATERS |
| Model Name |
| Heat Pump Water Heater |
Heat Pump Water Heater |
| Model Number |
| ASHPWH-80-B |
ASHPWH-40-B |
| Date Available On Market |
| January 19, 2024 |
April 15, 2024 |
| Date Certified |
| April 8, 2024 |
April 9, 2024 |
| Markets |
| United States |
United States |
| CB Model Identifier |
| ES_29975_ASHPWH-80-B_01272024003302_2757782 |
ES_29975_ASHPWH-40-B_03062024003202_8420284 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Fuel Type |
| Electric |
Electric |
| Heat Pump Type |
| 240 Volt Integrated HPWH |
240 Volt Integrated HPWH |
| Storage Volume (gallons) |
| 73 |
37 |
| First Hour Rating (gallons) |
| 87 |
66 |
| Draw Pattern (Intended Usage) |
| High-Usage |
Medium-Usage |
| Uniform Energy Factor (UEF) |
| 4 |
3.4 |
| Electric Usage (kWh/yr) |
| 1,297 |
955 |
| Electric Input (kW) |
| 5 |
4.5 |
| Input Voltage for HPWH (V) |
| 240 |
240 |
| Lower Compressor Cut Off Temperature for HPWH (°F) |
| 35 |
35 |
| Max. Amps |
| 21 |
21 |
| Recovery Efficiency (%) |
| 418 |
414 |
| Tank Height |
| 59.1 inches / 150.11 cm |
37.6 inches / 95.50 cm |
| Tank Diameter |
| 20.2 inches / 51.31 cm |
18.2 inches / 46.23 cm |
| Connected Capable |
| Yes |
Yes |
| Connects Using |
| CTA-2045 |
CTA-2045 |
| DR Protocol |
| CTA-2045-B |
CTA-2045-B |
| Communication Hardware Architecture |
| A - Built-in |
A - Built-in |
| Load Up Functionality |
| Basic Load Up,Advanced Load Up |
Basic Load Up,Advanced Load Up |
| Optional Operational Mode Functionality |
| Set Point Adjustment |
Set Point Adjustment |
| Is Broadband Internet Connection Needed for Demand Response? |
| No |
No |
| Refrigerant Type |
| R-134a |
R-134a |
| Refrigerant with GWP |
| R-134a (GWP:1430) |
R-134a (GWP:1430) |
| Tax Credit Eligible |
| Yes |
Yes |
