WattCost

Data through April 2026

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

SANCO2 GS5-45HPC-D HP + ECO-43SSAQB

Heating a typical household's hot water, the SANCO2 GS5-45HPC-D HP + ECO-43SSAQB is certified at 868 kWh a year — about $163 at the U.S. average electricity rate, or $13.62 a month. That's 20% less than the median certified electric water heater, placing it comfortably in the efficient third of the field (114 of 566). Where you live moves the bill from $107 a year in North Dakota to $405 in Hawaii.

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

$163/yr

$121 · cheapest certified water heaters (electric)$328 · priciest
Per month
$13.62
Per day
45¢
Certified use
868 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
Split System HPWH
Storage volume
43 gal
First-hour rating
73 gal
UEF
3.7
643 kWh1,741 kWh
Where the SANCO2 GS5-45HPC-D HP + ECO-43SSAQB (▮) sits among all 566 certified water heaters (electric), by annual kWh

What it costs in every state

SANCO2 GS5-45HPC-D HP + ECO-43SSAQB: 868 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$151
Alaska27.4¢$237
Arizona15.5¢$134
Arkansas14.2¢$123
California35.3¢$306
Colorado16.5¢$144
Connecticut32.2¢$280
Delaware18.8¢$163
District of Columbia25.4¢$221
Florida15.4¢$133
Georgia15.4¢$133
Hawaiipriciest46.6¢$405
Idaho12.7¢$110
Illinois20.5¢$178
Indiana17.9¢$155
Iowa13.9¢$120
Kansas15.8¢$137
Kentucky15.0¢$130
Louisiana14.4¢$125
Maine28.4¢$247
Maryland22.1¢$192
Massachusetts29.4¢$256
Michigan21.4¢$186
Minnesota16.4¢$142
Mississippi16.8¢$145
Missouri14.0¢$122
Montana13.9¢$121
Nebraska13.3¢$115
Nevada14.3¢$124
New Hampshire27.2¢$236
New Jersey23.5¢$204
New Mexico15.2¢$132
New York29.4¢$256
North Carolina16.3¢$141
North Dakotacheapest12.3¢$107
Ohio19.5¢$169
Oklahoma13.3¢$116
Oregon15.8¢$137
Pennsylvania21.5¢$186
Rhode Island28.3¢$246
South Carolina17.1¢$148
South Dakota14.5¢$126
Tennessee14.9¢$130
Texas17.0¢$147
Utah13.3¢$115
Vermont24.6¢$213
Virginia17.4¢$151
Washington14.4¢$125
West Virginia16.1¢$139
Wisconsin19.2¢$167
Wyoming14.7¢$127

Certified models closest in efficiency

electric water heaters within reach of 868 kWh/yr
ModelkWh/yr$/yr (US avg)
SANCO2 GS5-45HPC HP + ECO-43SSAQB868$163
AMERICAN STANDARD WATER HEATERS ASHPWH-50867$163
Ariston ARIHPWH-50867$163
LG R5TT20F-SA0 (208V)866$163
LG R5TT20F-SA0 (240V)866$163
Friedrich PROH80 T2 FD400-15871$164

Run your own numbers

Your rate, your numbers

Per day
45¢
Per month
$13.62
Per year
$163

868 kWh/yr × 18.8¢/kWh = $163/yr

Prefilled with this model's certified 868 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 SANCO2 GS5-45HPC-D HP + ECO-43SSAQB use?
ENERGY STAR certifies the SANCO2 GS5-45HPC-D HP + ECO-43SSAQB at 868 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 SANCO2 GS5-45HPC-D HP + ECO-43SSAQB cost to run per month?
About $13.62 a month at the U.S. average residential rate (18.8¢/kWh) — 45¢ a day, or $163 a year. Your state's rate moves this up or down; see the table above.
Is the SANCO2 GS5-45HPC-D HP + ECO-43SSAQB 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 SANCO2 GS5-45HPC-D HP + ECO-43SSAQB cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $107 a year in North Dakota (12.3¢/kWh) and $405 in Hawaii (46.6¢/kWh).

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