Quick verdict
What your current unit costs to operate
Based on U.S. average energy rates (EIA). UEF 3.38.
Replacement options
Rheem PROPH80 T2 RH400-30
Heat PumpUEF 4.07 / ~$209/yr / 10-yr tank warranty
80-gal downsize option, UEF 4.07 vs 3.38, shorter at 74.19 vs 84.5 inches
- 30A dedicated breaker needed
- 10.3" shorter than your current unit
- 5.8" narrower than your current unit
Bradford White RE2HP80-1NCTT
Heat PumpUEF 4.00 / ~$214/yr / 10-yr tank warranty
80-gal downsize option, UEF 4.00 vs 3.38, compact 51.1-inch height
- 33.4" shorter than your current unit
- 8.0" narrower than your current unit
A. O. Smith HPTS-80-2
Heat PumpUEF 3.88 / ~$220/yr / 10-yr tank warranty
80-gal downsize option, UEF 3.88, 82-gal capacity, shorter at 69 vs 84.5 inches
- 30A dedicated breaker needed
- Needs condensate drain (your current unit does not)
- 15.5" shorter than your current unit
- 3.5" narrower than your current unit
Rinnai REHP80BM
Heat PumpUEF 4.00 / ~$211/yr / 10-yr tank warranty
80-gal downsize option, UEF 4.00, 75-gal capacity, shorter at 74.2 vs 84.5 inches
- 30A dedicated breaker needed
- 10.3" shorter than your current unit
- 4.4" narrower than your current unit
Replacement comparison
| Spec | Your unit | PROPH80 T2 RH400-30 | RE2HP80-1NCTT | HPTS-80-2 | REHP80BM |
|---|---|---|---|---|---|
| UEF | 3.38 | 4.07 | 4.00 | 3.88 | 4.00 |
| Annual Cost | $253/yr | $209/yr | $214/yr | $220/yr | $211/yr |
| Annual Savings | $44/yr | $39/yr | $33/yr | $42/yr | |
| Height | 84.5" | 74.2" | 51.1" | 69" | 74.2" |
| Width | 30.0" | 24.2" | 22.0" | 26.5" | 25.6" |
| Warranty | 10 yr | 10 yr | 10 yr | 10 yr | 10 yr |
● Best value in each row. Your unit column shows the model being replaced.
Common install considerations for heat pump units
What is required depends on your existing installation, local code, and installer preference.
The federal tax credit of up to $2,000 under IRA Section 25C expired December 31, 2025. State and utility rebates may still apply.