WattCost

Data through April 2026

Running cost · Water Heaters (Electric) · ENERGY STAR certified

American HPA10266H045DV 2

For a standard household draw pattern, the American HPA10266H045DV 2 uses a certified 1,292 kWh per year: roughly $243 annually at the national average rate. It sits near the bottom of the certified table — using 19% more than the median electric water heater (rank 425 of 566) — so the state you live in matters more than usual. Where you live moves the bill from $160 a year in North Dakota to $602 in Hawaii.

Estimated annual running cost · U.S. average rate 18.8¢/kWh

$243/yr

$121 · cheapest certified water heaters (electric)$328 · priciest
Per month
$20.27
Per day
67¢
Certified use
1,292 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
240 Volt Integrated HPWH
Storage volume
68 gal
First-hour rating
83 gal
UEF
3.84
643 kWh1,741 kWh
Where the American HPA10266H045DV 2 (▮) sits among all 566 certified water heaters (electric), by annual kWh

What it costs in every state

American HPA10266H045DV 2: 1,292 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$225
Alaska27.4¢$353
Arizona15.5¢$200
Arkansas14.2¢$183
California35.3¢$455
Colorado16.5¢$214
Connecticut32.2¢$417
Delaware18.8¢$243
District of Columbia25.4¢$328
Florida15.4¢$199
Georgia15.4¢$199
Hawaiipriciest46.6¢$602
Idaho12.7¢$164
Illinois20.5¢$264
Indiana17.9¢$231
Iowa13.9¢$179
Kansas15.8¢$204
Kentucky15.0¢$194
Louisiana14.4¢$187
Maine28.4¢$367
Maryland22.1¢$285
Massachusetts29.4¢$380
Michigan21.4¢$276
Minnesota16.4¢$212
Mississippi16.8¢$217
Missouri14.0¢$181
Montana13.9¢$180
Nebraska13.3¢$172
Nevada14.3¢$185
New Hampshire27.2¢$352
New Jersey23.5¢$304
New Mexico15.2¢$196
New York29.4¢$380
North Carolina16.3¢$210
North Dakotacheapest12.3¢$160
Ohio19.5¢$252
Oklahoma13.3¢$172
Oregon15.8¢$204
Pennsylvania21.5¢$277
Rhode Island28.3¢$366
South Carolina17.1¢$220
South Dakota14.5¢$188
Tennessee14.9¢$193
Texas17.0¢$220
Utah13.3¢$172
Vermont24.6¢$317
Virginia17.4¢$225
Washington14.4¢$186
West Virginia16.1¢$207
Wisconsin19.2¢$248
Wyoming14.7¢$190

Certified models closest in efficiency

electric water heaters within reach of 1,292 kWh/yr
ModelkWh/yr$/yr (US avg)
A. O. Smith HPA10-66H45DV 21,292$243
A. O. Smith HPTA-66 21,292$243
Lochinvar HPPA065KD 21,292$243
RELIANCE WATER HEATERS 10-66-DHPTA 21,292$243
State HPAX-66-DHPT 21,292$243
AMERICAN STANDARD WATER HEATERS ASHPWH-651,289$243

Run your own numbers

Your rate, your numbers

Per day
67¢
Per month
$20.27
Per year
$243

1,292 kWh/yr × 18.8¢/kWh = $243/yr

Prefilled with this model's certified 1,292 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the DOE Uniform Energy Factor test, which simulates a typical household's daily hot-water draw pattern. Only electric models (including heat-pump units) are listed — gas models burn gas, not kWh.

Questions, answered with the data

How much electricity does the American HPA10266H045DV 2 use?
ENERGY STAR certifies the American HPA10266H045DV 2 at 1,292 kWh per year. The certified annual kWh comes from the DOE Uniform Energy Factor test, which simulates a typical household's daily hot-water draw pattern. Only electric models (including heat-pump units) are listed — gas models burn gas, not kWh.
How much does the American HPA10266H045DV 2 cost to run per month?
About $20.27 a month at the U.S. average residential rate (18.8¢/kWh) — 67¢ a day, or $243 a year. Your state's rate moves this up or down; see the table above.
Is the American HPA10266H045DV 2 energy efficient?
It uses 19% more electricity than the median certified electric water heater, which puts it among the least efficient certified models.
What does the American HPA10266H045DV 2 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $160 a year in North Dakota (12.3¢/kWh) and $602 in Hawaii (46.6¢/kWh).

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