WattCost

Data through June 2026

Running cost · Freezers · ENERGY STAR certified

Thermador T30IF905SP

Running around the clock, the Thermador T30IF905SP uses a certified 479 kWh per year — about $88 at the U.S. average rate, or $7.32 a month, the equivalent of a steady 55-watt draw. That's close to the middle of the certified pack — about 9% above the median upright freezer, ranked 287 of 451. The same unit costs $63 a year in Nevada but $253 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 24% less energy than the U.S. federal minimum

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

$88/yr

$25 · cheapest certified freezers$119 · priciest
Per month
$7.32
Per day
24¢
Certified use
479 kWh/yr
Configuration
Upright Freezer
Total capacity
15.8 cu ft
Defrost
Automatic
Compact
No
137 kWh649 kWh
Where the Thermador T30IF905SP (▮) sits among all 594 certified freezers, by annual kWh

What it costs in every state

Thermador T30IF905SP: 479 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$79
Alaska28.2¢$135
Arizona15.2¢$73
Arkansas14.1¢$68
California34.7¢$166
Colorado17.1¢$82
Connecticut24.3¢$116
Delaware19.3¢$92
District of Columbia24.4¢$117
Florida15.1¢$72
Georgia16.4¢$78
Hawaiipriciest52.7¢$253
Idaho14.4¢$69
Illinois19.9¢$95
Indiana17.5¢$84
Iowa15.9¢$76
Kansas15.7¢$75
Kentucky14.3¢$68
Louisiana13.5¢$65
Maine29.6¢$142
Maryland21.8¢$105
Massachusetts29.6¢$142
Michigan23.0¢$110
Minnesota17.5¢$84
Mississippi14.9¢$71
Missouri16.2¢$78
Montana15.1¢$73
Nebraska13.3¢$63
Nevadacheapest13.1¢$63
New Hampshire27.0¢$129
New Jersey24.9¢$120
New Mexico15.1¢$72
New York29.5¢$141
North Carolina14.7¢$71
North Dakota14.1¢$68
Ohio19.2¢$92
Oklahoma14.3¢$69
Oregon16.3¢$78
Pennsylvania21.7¢$104
Rhode Island29.2¢$140
South Carolina15.6¢$74
South Dakota15.4¢$74
Tennessee14.1¢$67
Texas15.9¢$76
Utah13.4¢$64
Vermont24.4¢$117
Virginia17.2¢$82
Washington14.9¢$71
West Virginia15.4¢$74
Wisconsin19.6¢$94
Wyoming15.2¢$73

Certified models closest in efficiency

upright freezers within reach of 479 kWh/yr
ModelkWh/yr$/yr (US avg)
Conserv FR2000BREV479$88
Conserv FR2000SREV479$88
Conserv FR2000WREV479$88
Criterion CUF20P1W479$88
ELEMENT EXUF20CEES479$88
ELEMENT EXUF20CEEW479$88

Run your own numbers

Your rate, your numbers

Per day
24¢
Per month
$7.32
Per year
$88

479 kWh/yr × 18.3¢/kWh = $88/yr

Prefilled with this model's certified 479 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.

Questions, answered with the data

How much electricity does the Thermador T30IF905SP use?
ENERGY STAR certifies the Thermador T30IF905SP at 479 kWh per year. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures.
How much does the Thermador T30IF905SP cost to run per month?
About $7.32 a month at the U.S. average residential rate (18.3¢/kWh) — 24¢ a day, or $88 a year. Your state's rate moves this up or down; see the table above.
Is the Thermador T30IF905SP energy efficient?
It uses 9% more electricity than the median certified upright freezer.
What does the Thermador T30IF905SP cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $63 a year in Nevada (13.1¢/kWh) and $253 in Hawaii (52.7¢/kWh).
How many watts does the Thermador T30IF905SP draw on average?
Spread over a year of continuous operation, 479 kWh works out to an average draw of about 55 watts — like leaving a 55-watt bulb on 24/7.

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