WattCost

Data through April 2026

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

LG APHWC801M

Heating a typical household's hot water, the LG APHWC801M is certified at 1,272 kWh a year — about $240 at the U.S. average electricity rate, or $19.96 a month. Efficiency-wise it's unremarkable in a good way: within 18% of the median certified electric water heater (rank 405 of 566). The same unit costs $157 a year in North Dakota but $593 in Hawaii — electricity rates, not the appliance, make the difference.

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

$240/yr

$121 · cheapest certified water heaters (electric)$328 · priciest
Per month
$19.96
Per day
66¢
Certified use
1,272 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
240 Volt Integrated HPWH
Storage volume
72 gal
First-hour rating
94 gal
UEF
3.9
643 kWh1,741 kWh
Where the LG APHWC801M (▮) sits among all 566 certified water heaters (electric), by annual kWh

What it costs in every state

LG APHWC801M: 1,272 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$221
Alaska27.4¢$348
Arizona15.5¢$197
Arkansas14.2¢$180
California35.3¢$448
Colorado16.5¢$210
Connecticut32.2¢$410
Delaware18.8¢$239
District of Columbia25.4¢$323
Florida15.4¢$196
Georgia15.4¢$196
Hawaiipriciest46.6¢$593
Idaho12.7¢$162
Illinois20.5¢$260
Indiana17.9¢$228
Iowa13.9¢$176
Kansas15.8¢$201
Kentucky15.0¢$191
Louisiana14.4¢$184
Maine28.4¢$362
Maryland22.1¢$281
Massachusetts29.4¢$375
Michigan21.4¢$272
Minnesota16.4¢$208
Mississippi16.8¢$213
Missouri14.0¢$178
Montana13.9¢$177
Nebraska13.3¢$169
Nevada14.3¢$182
New Hampshire27.2¢$346
New Jersey23.5¢$299
New Mexico15.2¢$193
New York29.4¢$375
North Carolina16.3¢$207
North Dakotacheapest12.3¢$157
Ohio19.5¢$248
Oklahoma13.3¢$169
Oregon15.8¢$201
Pennsylvania21.5¢$273
Rhode Island28.3¢$360
South Carolina17.1¢$217
South Dakota14.5¢$185
Tennessee14.9¢$190
Texas17.0¢$216
Utah13.3¢$169
Vermont24.6¢$312
Virginia17.4¢$221
Washington14.4¢$183
West Virginia16.1¢$204
Wisconsin19.2¢$244
Wyoming14.7¢$187

Certified models closest in efficiency

electric water heaters within reach of 1,272 kWh/yr
ModelkWh/yr$/yr (US avg)
LG APHWC801D1,272$240
LG APHWC801L1,272$240
Reclaim Energy MP80F-RC1,273$240
VAUGHN THERMAL MP80F-RC1,273$240
A. O. Smith HPA10-80H45DV 21,279$241
A. O. Smith HPS10-80H45DV 21,279$241

Run your own numbers

Your rate, your numbers

Per day
66¢
Per month
$19.96
Per year
$240

1,272 kWh/yr × 18.8¢/kWh = $240/yr

Prefilled with this model's certified 1,272 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 LG APHWC801M use?
ENERGY STAR certifies the LG APHWC801M at 1,272 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 LG APHWC801M cost to run per month?
About $19.96 a month at the U.S. average residential rate (18.8¢/kWh) — 66¢ a day, or $240 a year. Your state's rate moves this up or down; see the table above.
Is the LG APHWC801M energy efficient?
It uses 18% more electricity than the median certified electric water heater.
What does the LG APHWC801M cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $157 a year in North Dakota (12.3¢/kWh) and $593 in Hawaii (46.6¢/kWh).

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