WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Thermador T36BB120SS

Running around the clock, the Thermador T36BB120SS uses a certified 580 kWh per year — about $109 at the U.S. average rate, or $9.10 a month, the equivalent of a steady 66-watt draw. That's close to the middle of the certified pack — about 3% above the median bottom-freezer refrigerator, ranked 808 of 1458. The same unit costs $72 a year in North Dakota but $270 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 11% less energy than the U.S. federal minimum

Dimensions 84" H × 36" W

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

$109/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$9.10
Per day
30¢
Certified use
580 kWh/yr
Configuration
Bottom Freezer
Total capacity
18.8 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Thermador T36BB120SS (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Thermador T36BB120SS: 580 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$101
Alaska27.4¢$159
Arizona15.5¢$90
Arkansas14.2¢$82
California35.3¢$204
Colorado16.5¢$96
Connecticut32.2¢$187
Delaware18.8¢$109
District of Columbia25.4¢$147
Florida15.4¢$89
Georgia15.4¢$89
Hawaiipriciest46.6¢$270
Idaho12.7¢$74
Illinois20.5¢$119
Indiana17.9¢$104
Iowa13.9¢$80
Kansas15.8¢$92
Kentucky15.0¢$87
Louisiana14.4¢$84
Maine28.4¢$165
Maryland22.1¢$128
Massachusetts29.4¢$171
Michigan21.4¢$124
Minnesota16.4¢$95
Mississippi16.8¢$97
Missouri14.0¢$81
Montana13.9¢$81
Nebraska13.3¢$77
Nevada14.3¢$83
New Hampshire27.2¢$158
New Jersey23.5¢$136
New Mexico15.2¢$88
New York29.4¢$171
North Carolina16.3¢$94
North Dakotacheapest12.3¢$72
Ohio19.5¢$113
Oklahoma13.3¢$77
Oregon15.8¢$92
Pennsylvania21.5¢$125
Rhode Island28.3¢$164
South Carolina17.1¢$99
South Dakota14.5¢$84
Tennessee14.9¢$87
Texas17.0¢$99
Utah13.3¢$77
Vermont24.6¢$142
Virginia17.4¢$101
Washington14.4¢$83
West Virginia16.1¢$93
Wisconsin19.2¢$111
Wyoming14.7¢$85

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 580 kWh/yr
ModelkWh/yr$/yr (US avg)
Fhiaba S360HST3IU580$109
Fhiaba S360HST6IU580$109
Liebherr HC 2090G580$109
Liebherr HC 2091G580$109
Liebherr HC 2092G580$109
Liebherr HCB 2090G580$109

Run your own numbers

Your rate, your numbers

Per day
30¢
Per month
$9.10
Per year
$109

580 kWh/yr × 18.8¢/kWh = $109/yr

Prefilled with this model's certified 580 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.

Questions, answered with the data

How much electricity does the Thermador T36BB120SS use?
ENERGY STAR certifies the Thermador T36BB120SS at 580 kWh per year. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.
How much does the Thermador T36BB120SS cost to run per month?
About $9.10 a month at the U.S. average residential rate (18.8¢/kWh) — 30¢ a day, or $109 a year. Your state's rate moves this up or down; see the table above.
Is the Thermador T36BB120SS energy efficient?
It uses 3% more electricity than the median certified bottom-freezer refrigerator.
What does the Thermador T36BB120SS cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $72 a year in North Dakota (12.3¢/kWh) and $270 in Hawaii (46.6¢/kWh).
How many watts does the Thermador T36BB120SS draw on average?
Spread over a year of continuous operation, 580 kWh works out to an average draw of about 66 watts — like leaving a 66-watt bulb on 24/7.

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