Rheem Heat Pump 65-Gallon (XE65T10HMS00U0)
Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) is a heat pump (hybrid electric) water heater from Rheem with a 59 gallon rated tank and a 63 gallon first-hour rating at a 3.12 UEF.
| Uniform Energy Factor (UEF) | 3.12 |
|---|---|
| Annual electricity use | 971 kWh/yr |
| Recovery efficiency | 398 % |
| Fuel | Electric |
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| First-hour rating | 63 gal |
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| Rated storage volume | 59 gal |
| Draw pattern | Medium |
| Heat pump type | 120 Volt Integrated HPWH |
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| Refrigerant (GWP) | R-134a (GWP:1430) |
| Compressor low-temp cutoff | 37 °F |
| Input voltage | 120 |
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| Max current draw | 12 A |
| Smart / connected capable | No |
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| Height | 64.2 in |
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| Diameter | 24.3 in |
| ENERGY STAR certified | Yes |
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Who is the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) for?
- Its 63 gallon first-hour rating suits a household of 3–4 people under DOE sizing guidance.
- Estimated running cost: about $165/year at the national average electricity rate (971 kWh/yr certified use).
- Runs on a 120 V circuit (up to 12 A) — often no new wiring needed.
- The heat pump compressor operates down to 37 °F ambient — below that, backup elements take over.
Similar water heaters
- Friedrich Heat Pump 65-Gallon (PROH65 T0 FD120-M) (UEF 3.12)
- Friedrich Heat Pump 65-Gallon (PROH65 T0 FD120-MSO) (UEF 3.12)
- Rheem Heat Pump 65-Gallon (PROPH65 T0 RH120-M) (UEF 3.12)
- Rheem Heat Pump 65-Gallon (PROPH65 T0 RH120-MSO) (UEF 3.12)
- Rheem Heat Pump 65-Gallon (XE65T10HM00U0) (UEF 3.12)
- Richmond Heat Pump 65-Gallon (10E65-HP120M) (UEF 3.12)
Frequently asked questions
Is the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) ENERGY STAR certified?
Yes, the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) holds a current ENERGY STAR certification for water heating efficiency (UEF 3.12).
How much does the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) cost to run per year?
About $165 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 65-Gallon (XE65T10HMS00U0) need?
The Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) runs on a 120 V circuit drawing up to 12 A — many installations use an existing outlet with no new wiring.
Is the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) a smart water heater?
No, the Rheem Heat Pump 65-Gallon (XE65T10HMS00U0) is not connected-capable — it has no app connectivity or demand-response support.
Sources
- data.energystar.gov (retrieved 2026-07-17)