WattCost

Data through June 2026

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

Rheem XE65T10HM00U0

For a standard household draw pattern, the Rheem XE65T10HM00U0 uses a certified 971 kWh per year: roughly $178 annually at the national average rate. That's close to the middle of the certified pack — about 20% under the median electric water heater, ranked 212 of 510. The same unit costs $127 a year in Nevada but $512 in Hawaii — electricity rates, not the appliance, make the difference.

Dimensions 64.2" H × 24.3" W

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$178/yr

$125 · cheapest certified water heaters (electric)$319 · priciest
Per month
$14.84
Per day
49¢
Certified use
971 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
120 Volt Integrated HPWH
Storage volume
59 gal
First-hour rating
63 gal
UEF
3.12
681 kWh1,741 kWh
Where the Rheem XE65T10HM00U0 (▮) sits among all 510 certified water heaters (electric), by annual kWh

What it costs in every state

Rheem XE65T10HM00U0: 971 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$159
Alaska28.2¢$274
Arizona15.2¢$147
Arkansas14.1¢$137
California34.7¢$337
Colorado17.1¢$166
Connecticut24.3¢$236
Delaware19.3¢$187
District of Columbia24.4¢$237
Florida15.1¢$147
Georgia16.4¢$159
Hawaiipriciest52.7¢$512
Idaho14.4¢$140
Illinois19.9¢$193
Indiana17.5¢$170
Iowa15.9¢$155
Kansas15.7¢$153
Kentucky14.3¢$138
Louisiana13.5¢$131
Maine29.6¢$287
Maryland21.8¢$212
Massachusetts29.6¢$288
Michigan23.0¢$223
Minnesota17.5¢$170
Mississippi14.9¢$144
Missouri16.2¢$157
Montana15.1¢$147
Nebraska13.3¢$129
Nevadacheapest13.1¢$127
New Hampshire27.0¢$262
New Jersey24.9¢$242
New Mexico15.1¢$146
New York29.5¢$286
North Carolina14.7¢$143
North Dakota14.1¢$137
Ohio19.2¢$186
Oklahoma14.3¢$139
Oregon16.3¢$158
Pennsylvania21.7¢$211
Rhode Island29.2¢$284
South Carolina15.6¢$151
South Dakota15.4¢$149
Tennessee14.1¢$137
Texas15.9¢$155
Utah13.4¢$130
Vermont24.4¢$237
Virginia17.2¢$167
Washington14.9¢$145
West Virginia15.4¢$150
Wisconsin19.6¢$190
Wyoming15.2¢$148

Certified models closest in efficiency

electric water heaters within reach of 971 kWh/yr
ModelkWh/yr$/yr (US avg)
Friedrich PROH65 T0 FD120-M971$178
Friedrich PROH65 T0 FD120-MSO971$178
Rheem PROPH65 T0 RH120-M971$178
Rheem PROPH65 T0 RH120-MSO971$178
Rheem XE65T10HMS00U0971$178
Richmond 10E65-HP120M971$178

Run your own numbers

Your rate, your numbers

Per day
49¢
Per month
$14.84
Per year
$178

971 kWh/yr × 18.3¢/kWh = $178/yr

Prefilled with this model's certified 971 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 Rheem XE65T10HM00U0 use?
ENERGY STAR certifies the Rheem XE65T10HM00U0 at 971 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 Rheem XE65T10HM00U0 cost to run per month?
About $14.84 a month at the U.S. average residential rate (18.3¢/kWh) — 49¢ a day, or $178 a year. Your state's rate moves this up or down; see the table above.
Is the Rheem XE65T10HM00U0 energy efficient?
It uses 20% less electricity than the median certified electric water heater.
What does the Rheem XE65T10HM00U0 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $127 a year in Nevada (13.1¢/kWh) and $512 in Hawaii (52.7¢/kWh).

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