WattCost

Data through April 2026

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

Richmond 10E80-HP515

For a standard household draw pattern, the Richmond 10E80-HP515 uses a certified 871 kWh per year: roughly $164 annually at the national average rate. Compared with the median certified electric water heater, it uses 20% less electricity — rank 121 out of 566. Where you live moves the bill from $108 a year in North Dakota to $406 in Hawaii.

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

$164/yr

$121 · cheapest certified water heaters (electric)$328 · priciest
Per month
$13.67
Per day
45¢
Certified use
871 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
240 Volt Integrated HPWH
Storage volume
72 gal
First-hour rating
67 gal
UEF
3.7
643 kWh1,741 kWh
Where the Richmond 10E80-HP515 (▮) sits among all 566 certified water heaters (electric), by annual kWh

What it costs in every state

Richmond 10E80-HP515: 871 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$152
Alaska27.4¢$238
Arizona15.5¢$135
Arkansas14.2¢$123
California35.3¢$307
Colorado16.5¢$144
Connecticut32.2¢$281
Delaware18.8¢$164
District of Columbia25.4¢$221
Florida15.4¢$134
Georgia15.4¢$134
Hawaiipriciest46.6¢$406
Idaho12.7¢$111
Illinois20.5¢$178
Indiana17.9¢$156
Iowa13.9¢$121
Kansas15.8¢$137
Kentucky15.0¢$131
Louisiana14.4¢$126
Maine28.4¢$248
Maryland22.1¢$192
Massachusetts29.4¢$257
Michigan21.4¢$186
Minnesota16.4¢$143
Mississippi16.8¢$146
Missouri14.0¢$122
Montana13.9¢$121
Nebraska13.3¢$116
Nevada14.3¢$124
New Hampshire27.2¢$237
New Jersey23.5¢$205
New Mexico15.2¢$132
New York29.4¢$257
North Carolina16.3¢$142
North Dakotacheapest12.3¢$108
Ohio19.5¢$170
Oklahoma13.3¢$116
Oregon15.8¢$137
Pennsylvania21.5¢$187
Rhode Island28.3¢$246
South Carolina17.1¢$149
South Dakota14.5¢$126
Tennessee14.9¢$130
Texas17.0¢$148
Utah13.3¢$116
Vermont24.6¢$214
Virginia17.4¢$151
Washington14.4¢$125
West Virginia16.1¢$140
Wisconsin19.2¢$167
Wyoming14.7¢$128

Certified models closest in efficiency

electric water heaters within reach of 871 kWh/yr
ModelkWh/yr$/yr (US avg)
Friedrich PROH80 T2 FD400-15871$164
Rheem PROPH80 T2 RH375-15871$164
Rheem PROPH80 T2 RH400-15871$164
Rheem XE80T10H22U0871$164
Rheem XE80T10H22U1871$164
Richmond 10E80-HP5U15871$164

Run your own numbers

Your rate, your numbers

Per day
45¢
Per month
$13.67
Per year
$164

871 kWh/yr × 18.8¢/kWh = $164/yr

Prefilled with this model's certified 871 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 Richmond 10E80-HP515 use?
ENERGY STAR certifies the Richmond 10E80-HP515 at 871 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 Richmond 10E80-HP515 cost to run per month?
About $13.67 a month at the U.S. average residential rate (18.8¢/kWh) — 45¢ a day, or $164 a year. Your state's rate moves this up or down; see the table above.
Is the Richmond 10E80-HP515 energy efficient?
It uses 20% less electricity than the median certified electric water heater, placing it in the efficient third of certified models.
What does the Richmond 10E80-HP515 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $108 a year in North Dakota (12.3¢/kWh) and $406 in Hawaii (46.6¢/kWh).

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