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50-State Ranking
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Sizing guideCapacity, first-hour rating, and temperature-rise fit.Accessories hubInstall extras, code-adjacent parts, and paid-link accessory picks.Rating plate guideFind and decode the label on your water heater.Tax credits & rebatesFederal 25C expired. State HEAR status and active rebate programs.Heat pump vs electric tankAnnual cost comparison using verified model specs.Heat pump vs gas tanklessOperating cost, install complexity, and 10-year ownership compared.Replacement cost guideEquipment, labor, and hidden costs by type. 2026 data.DOE 2029 standardsWhat changes in 2029 and which product classes move first.
Same water heater. Different savings.

What does a heat pump water heater cost in your state?

Hawaii saves $1,459/yr. North Dakota saves $400. Your electricity rate, rebates, and local codes decide where you land.
51 states / 34 models / EIA rates + ENERGY STAR specs
Pick your state. Each page shows local electricity rates, available rebates, code requirements, and model operating costs at your state prices.

Heat pump water heater costs by state

See all 50 states ranked in one table

Guides and tools for sizing, costs, tax credits, and installation decisions.

Decision guides

Already know your model number? Find it below for full specs, operating cost, and install requirements.

All models

Rheem8 models
PROE50 T2 RH9550 gal / Electric Tank
PROPH40 T2 RH400-3040 gal / Heat Pump
PROPH50 T2 RH400-3050 gal / Heat Pump
PROPH65 T2 RH400-3065 gal / Heat Pump
PROPH80 T2 RH400-3080 gal / Heat Pump
RTGH-95DVLN-39.5 GPM / Condensing Tankless
XG40T09HE40U040 gal / Gas Tank
XG50T09HE40U050 gal / Gas Tank
A. O. Smith7 models
HPTA-40-240 gal / Heat Pump
HPTA-50-250 gal / Heat Pump
HPTA-66-265 gal / Heat Pump
HPTA-80-280 gal / Heat Pump
HPTS-50-250 gal / Heat Pump
HPTS-66-265 gal / Heat Pump
HPTS-80-280 gal / Heat Pump
Bradford White6 models
RE2H50S50 gal / Heat Pump
RE2H65T65 gal / Heat Pump
RE2H80T80 gal / Heat Pump
RE2HP50-1NCTT50 gal / Heat Pump
RE2HP65-1NCTT65 gal / Heat Pump
RE2HP80-1NCTT80 gal / Heat Pump
Navien5 models
NPE-210S25.3 GPM / Condensing Tankless
NPE-240S25.8 GPM / Condensing Tankless
NWP500S050AUMB50 gal / Heat Pump
NWP500S065AUMB65 gal / Heat Pump
NWP500S080AUMB80 gal / Heat Pump
Noritz4 models
NHP12080 gal / Heat Pump
NHP5050 gal / Heat Pump
NHP6565 gal / Heat Pump
NHP8080 gal / Heat Pump
Rinnai3 models
REHP50BM50 gal / Heat Pump
REHP65BM65 gal / Heat Pump
REHP80BM80 gal / Heat Pump
Takagi1 model
T-H3J-OS-N-14.7 GPM / Condensing Tankless
Every number on this site has a source. If a spec cannot be traced, it does not get published.

Sources and method

Why RatingPlate exists

Heat pump water heaters can cut operating costs by 50-75%. But the real savings depend on where you live. Electricity rates vary 3x across states. Rebate programs range from nothing to $3,000+. Code requirements differ by jurisdiction.

RatingPlate calculates what a heat pump actually costs in your state using EIA energy prices, ENERGY STAR certified performance data, and state-specific rebate and code information.

Sources. Performance: ENERGY STAR certified product data. Specs: manufacturer spec sheets. Costs: EIA energy pricing. Rebates: state energy offices, DSIRE, utility programs. Full methodology