WattCost

Data through April 2026

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

Smart Solar SSG2-ES 80

For a standard household draw pattern, the Smart Solar SSG2-ES 80 uses a certified 1,192 kWh per year: roughly $224 annually at the national average rate. Efficiency-wise it's unremarkable in a good way: within 10% of the median certified electric water heater (rank 317 of 566). Where you live moves the bill from $147 a year in North Dakota to $556 in Hawaii.

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

$224/yr

$121 · cheapest certified water heaters (electric)$328 · priciest
Per month
$18.70
Per day
61¢
Certified use
1,192 kWh/yr
Type
Hybrid/Electric Heat Pump
Heat pump type
Split System HPWH
Storage volume
80 gal
First-hour rating
55 gal
UEF
2.71
643 kWh1,741 kWh
Where the Smart Solar SSG2-ES 80 (▮) sits among all 566 certified water heaters (electric), by annual kWh

What it costs in every state

Smart Solar SSG2-ES 80: 1,192 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$208
Alaska27.4¢$326
Arizona15.5¢$185
Arkansas14.2¢$169
California35.3¢$420
Colorado16.5¢$197
Connecticut32.2¢$384
Delaware18.8¢$224
District of Columbia25.4¢$303
Florida15.4¢$183
Georgia15.4¢$183
Hawaiipriciest46.6¢$556
Idaho12.7¢$151
Illinois20.5¢$244
Indiana17.9¢$213
Iowa13.9¢$165
Kansas15.8¢$188
Kentucky15.0¢$179
Louisiana14.4¢$172
Maine28.4¢$339
Maryland22.1¢$263
Massachusetts29.4¢$351
Michigan21.4¢$255
Minnesota16.4¢$195
Mississippi16.8¢$200
Missouri14.0¢$167
Montana13.9¢$166
Nebraska13.3¢$158
Nevada14.3¢$170
New Hampshire27.2¢$325
New Jersey23.5¢$280
New Mexico15.2¢$181
New York29.4¢$351
North Carolina16.3¢$194
North Dakotacheapest12.3¢$147
Ohio19.5¢$232
Oklahoma13.3¢$159
Oregon15.8¢$188
Pennsylvania21.5¢$256
Rhode Island28.3¢$337
South Carolina17.1¢$203
South Dakota14.5¢$173
Tennessee14.9¢$178
Texas17.0¢$203
Utah13.3¢$158
Vermont24.6¢$293
Virginia17.4¢$207
Washington14.4¢$171
West Virginia16.1¢$191
Wisconsin19.2¢$229
Wyoming14.7¢$175

Certified models closest in efficiency

electric water heaters within reach of 1,192 kWh/yr
ModelkWh/yr$/yr (US avg)
Arctic Arctic-HP-Hot Water-KA06-801,200$226
PHNIX KA06-801,200$226
Friedrich PROH65 T2 FD400-301,184$223
Friedrich PROH65 T2 FD400-SO1,184$223
Rheem PROPH65 T2 RH375-301,184$223
Rheem PROPH65 T2 RH375-SO1,184$223

Run your own numbers

Your rate, your numbers

Per day
61¢
Per month
$18.70
Per year
$224

1,192 kWh/yr × 18.8¢/kWh = $224/yr

Prefilled with this model's certified 1,192 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 Smart Solar SSG2-ES 80 use?
ENERGY STAR certifies the Smart Solar SSG2-ES 80 at 1,192 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 Smart Solar SSG2-ES 80 cost to run per month?
About $18.70 a month at the U.S. average residential rate (18.8¢/kWh) — 61¢ a day, or $224 a year. Your state's rate moves this up or down; see the table above.
Is the Smart Solar SSG2-ES 80 energy efficient?
It uses 10% more electricity than the median certified electric water heater.
What does the Smart Solar SSG2-ES 80 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $147 a year in North Dakota (12.3¢/kWh) and $556 in Hawaii (46.6¢/kWh).

Keep digging