WattCost

Data through June 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 $159 at the U.S. average electricity rate, or $13.27 a month. That's 28% less than the median certified electric water heater, placing it comfortably in the efficient third of the field (78 of 510). Where you live moves the bill from $114 a year in Nevada to $458 in Hawaii.

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

$159/yr

$125 · cheapest certified water heaters (electric)$319 · priciest
Per month
$13.27
Per day
44¢
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
681 kWh1,741 kWh
Where the SANCO2 GS5-45HPC-D HP + ECO-43SSAQB (▮) sits among all 510 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
Alabama16.4¢$142
Alaska28.2¢$245
Arizona15.2¢$132
Arkansas14.1¢$123
California34.7¢$302
Colorado17.1¢$149
Connecticut24.3¢$211
Delaware19.3¢$167
District of Columbia24.4¢$212
Florida15.1¢$131
Georgia16.4¢$142
Hawaiipriciest52.7¢$458
Idaho14.4¢$125
Illinois19.9¢$173
Indiana17.5¢$152
Iowa15.9¢$138
Kansas15.7¢$136
Kentucky14.3¢$124
Louisiana13.5¢$117
Maine29.6¢$257
Maryland21.8¢$190
Massachusetts29.6¢$257
Michigan23.0¢$200
Minnesota17.5¢$152
Mississippi14.9¢$129
Missouri16.2¢$141
Montana15.1¢$131
Nebraska13.3¢$115
Nevadacheapest13.1¢$114
New Hampshire27.0¢$234
New Jersey24.9¢$217
New Mexico15.1¢$131
New York29.5¢$256
North Carolina14.7¢$128
North Dakota14.1¢$123
Ohio19.2¢$167
Oklahoma14.3¢$124
Oregon16.3¢$142
Pennsylvania21.7¢$189
Rhode Island29.2¢$254
South Carolina15.6¢$135
South Dakota15.4¢$133
Tennessee14.1¢$122
Texas15.9¢$138
Utah13.4¢$116
Vermont24.4¢$212
Virginia17.2¢$149
Washington14.9¢$129
West Virginia15.4¢$134
Wisconsin19.6¢$170
Wyoming15.2¢$132

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$159
AMERICAN STANDARD WATER HEATERS ASHPWH-50867$159
Ariston ARIHPWH-50867$159
LG R5TT20F-SA0 (208V)866$159
LG R5TT20F-SA0 (240V)866$159
Midea CAN3-RSJ-15/190RDVN3-L4861$158

Run your own numbers

Your rate, your numbers

Per day
44¢
Per month
$13.27
Per year
$159

868 kWh/yr × 18.3¢/kWh = $159/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 $13.27 a month at the U.S. average residential rate (18.3¢/kWh) — 44¢ a day, or $159 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 28% 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 $114 a year in Nevada (13.1¢/kWh) and $458 in Hawaii (52.7¢/kWh).

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