WattCost

Data through June 2026

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

Arctic Arctic-HP-Hot Water-KA06-50

For a standard household draw pattern, the Arctic Arctic-HP-Hot Water-KA06-50 uses a certified 837 kWh per year: roughly $154 annually at the national average rate. That puts it in the most efficient tenth of every certified electric water heater — 31% less electricity than the median, ranked 24 of 510. The same unit costs $110 a year in Nevada but $441 in Hawaii — electricity rates, not the appliance, make the difference.

Dimensions 46.8" H × 22" W

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

$154/yr

$125 · cheapest certified water heaters (electric)$319 · priciest
Per month
$12.79
Per day
42¢
Certified use
837 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
240 Volt Integrated HPWH
Storage volume
44.5 gal
First-hour rating
65 gal
UEF
3.88
681 kWh1,741 kWh
Where the Arctic Arctic-HP-Hot Water-KA06-50 (▮) sits among all 510 certified water heaters (electric), by annual kWh

What it costs in every state

Arctic Arctic-HP-Hot Water-KA06-50: 837 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$137
Alaska28.2¢$236
Arizona15.2¢$127
Arkansas14.1¢$118
California34.7¢$291
Colorado17.1¢$143
Connecticut24.3¢$204
Delaware19.3¢$161
District of Columbia24.4¢$204
Florida15.1¢$126
Georgia16.4¢$137
Hawaiipriciest52.7¢$441
Idaho14.4¢$120
Illinois19.9¢$166
Indiana17.5¢$147
Iowa15.9¢$133
Kansas15.7¢$131
Kentucky14.3¢$119
Louisiana13.5¢$113
Maine29.6¢$248
Maryland21.8¢$183
Massachusetts29.6¢$248
Michigan23.0¢$192
Minnesota17.5¢$147
Mississippi14.9¢$125
Missouri16.2¢$136
Montana15.1¢$127
Nebraska13.3¢$111
Nevadacheapest13.1¢$110
New Hampshire27.0¢$226
New Jersey24.9¢$209
New Mexico15.1¢$126
New York29.5¢$247
North Carolina14.7¢$123
North Dakota14.1¢$118
Ohio19.2¢$161
Oklahoma14.3¢$120
Oregon16.3¢$137
Pennsylvania21.7¢$182
Rhode Island29.2¢$245
South Carolina15.6¢$130
South Dakota15.4¢$129
Tennessee14.1¢$118
Texas15.9¢$133
Utah13.4¢$112
Vermont24.4¢$205
Virginia17.2¢$144
Washington14.9¢$125
West Virginia15.4¢$129
Wisconsin19.6¢$164
Wyoming15.2¢$128

Certified models closest in efficiency

electric water heaters within reach of 837 kWh/yr
ModelkWh/yr$/yr (US avg)
PHNIX KA06-50837$154
Bradford White RE2HP50**-1NCTT835$153
JETGLAS RE2HP50*-1NCTT835$153
Navien NWP500S050AUMB840$154
A. O. Smith HPS10-50H45DV 2831$152
A. O. Smith HPSN10-50H45DV 2831$152

Run your own numbers

Your rate, your numbers

Per day
42¢
Per month
$12.79
Per year
$154

837 kWh/yr × 18.3¢/kWh = $154/yr

Prefilled with this model's certified 837 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 Arctic Arctic-HP-Hot Water-KA06-50 use?
ENERGY STAR certifies the Arctic Arctic-HP-Hot Water-KA06-50 at 837 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 Arctic Arctic-HP-Hot Water-KA06-50 cost to run per month?
About $12.79 a month at the U.S. average residential rate (18.3¢/kWh) — 42¢ a day, or $154 a year. Your state's rate moves this up or down; see the table above.
Is the Arctic Arctic-HP-Hot Water-KA06-50 energy efficient?
It uses 31% less electricity than the median certified electric water heater, placing it in the top 10% of certified models.
What does the Arctic Arctic-HP-Hot Water-KA06-50 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $110 a year in Nevada (13.1¢/kWh) and $441 in Hawaii (52.7¢/kWh).

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