Rheem Heat Pump 80-Gallon (XE80T10H45U0)
Rheem Heat Pump 80-Gallon (XE80T10H45U0) is a heat pump (hybrid electric) water heater from Rheem with a 72 gallon rated tank and a 87 gallon first-hour rating at a 4.07 UEF.
| Uniform Energy Factor (UEF) | 4.07 |
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| Annual electricity use | 1213 kWh/yr |
| Recovery efficiency | 447 % |
| Fuel | Electric |
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| First-hour rating | 87 gal |
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| Rated storage volume | 72 gal |
| Draw pattern | High |
| Heat pump type | 240 Volt Integrated HPWH |
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| Refrigerant (GWP) | R-134a (GWP:1430) |
| Compressor low-temp cutoff | 37 °F |
| Input voltage | 240 |
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| Max current draw | 21 A |
| Smart / connected capable | No |
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| Height | 57.4 in |
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| Diameter | 20 in |
| ENERGY STAR certified | Yes |
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Who is the Rheem Heat Pump 80-Gallon (XE80T10H45U0) for?
- Its 87 gallon first-hour rating suits a household of 5+ people under DOE sizing guidance.
- Estimated running cost: about $206/year at the national average electricity rate (1213 kWh/yr certified use).
- Needs a 240 V circuit; at 21 A max draw plan for a 30 A breaker (NEC 125% continuous-load rule).
- The heat pump compressor operates down to 37 °F ambient — below that, backup elements take over.
Similar water heaters
- AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 80-Gallon (UEF 4.01)
- Ariston Heat Pump Water Heater 80-Gallon (ARIHPWH-80) (UEF 4.01)
- Friedrich Heat Pump 80-Gallon (PROH80 T2 FD310BM) (UEF 3.5)
- Friedrich Heat Pump 80-Gallon (PROH80 T2 FD310UM) (UEF 3.5)
- Friedrich Heat Pump 80-Gallon (PROH80 T2 FD350BM) (UEF 3.5)
- Friedrich Heat Pump 80-Gallon (PROH80 T2 FD350UM) (UEF 3.5)
Frequently asked questions
Is the Rheem Heat Pump 80-Gallon (XE80T10H45U0) ENERGY STAR certified?
Yes, the Rheem Heat Pump 80-Gallon (XE80T10H45U0) holds a current ENERGY STAR certification for water heating efficiency (UEF 4.07).
How much does the Rheem Heat Pump 80-Gallon (XE80T10H45U0) cost to run per year?
About $206 per year at national average energy rates, based on its certified annual energy use under the DOE test draw pattern. Your rate and usage change this figure.
What electrical circuit does the Rheem Heat Pump 80-Gallon (XE80T10H45U0) need?
The Rheem Heat Pump 80-Gallon (XE80T10H45U0) runs on a 240 V circuit drawing up to 21 A; per the NEC 125% continuous-load rule plan for at least a 30 A breaker (check the installation manual for the required circuit).
Is the Rheem Heat Pump 80-Gallon (XE80T10H45U0) a smart water heater?
No, the Rheem Heat Pump 80-Gallon (XE80T10H45U0) is not connected-capable — it has no app connectivity or demand-response support.
Sources
- data.energystar.gov (retrieved 2026-07-17)