WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Bosch B30IB900SP

The Bosch B30IB900SP never switches off, and its certified 498 kWh a year works out to about $94 on a U.S.-average electric bill — roughly $7.81 a month for an average continuous draw of 57 watts. Compared with the median certified bottom-freezer refrigerator, it uses 11% less electricity — rank 423 out of 1458. The same unit costs $62 a year in North Dakota but $232 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 20% less energy than the U.S. federal minimum

Dimensions 83.7" H × 30" W

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

$94/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$7.81
Per day
26¢
Certified use
498 kWh/yr
Configuration
Bottom Freezer
Total capacity
16 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Bosch B30IB900SP (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Bosch B30IB900SP: 498 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$87
Alaska27.4¢$136
Arizona15.5¢$77
Arkansas14.2¢$71
California35.3¢$176
Colorado16.5¢$82
Connecticut32.2¢$161
Delaware18.8¢$94
District of Columbia25.4¢$127
Florida15.4¢$77
Georgia15.4¢$77
Hawaiipriciest46.6¢$232
Idaho12.7¢$63
Illinois20.5¢$102
Indiana17.9¢$89
Iowa13.9¢$69
Kansas15.8¢$79
Kentucky15.0¢$75
Louisiana14.4¢$72
Maine28.4¢$142
Maryland22.1¢$110
Massachusetts29.4¢$147
Michigan21.4¢$107
Minnesota16.4¢$82
Mississippi16.8¢$83
Missouri14.0¢$70
Montana13.9¢$69
Nebraska13.3¢$66
Nevada14.3¢$71
New Hampshire27.2¢$136
New Jersey23.5¢$117
New Mexico15.2¢$75
New York29.4¢$147
North Carolina16.3¢$81
North Dakotacheapest12.3¢$62
Ohio19.5¢$97
Oklahoma13.3¢$66
Oregon15.8¢$79
Pennsylvania21.5¢$107
Rhode Island28.3¢$141
South Carolina17.1¢$85
South Dakota14.5¢$72
Tennessee14.9¢$74
Texas17.0¢$85
Utah13.3¢$66
Vermont24.6¢$122
Virginia17.4¢$87
Washington14.4¢$72
West Virginia16.1¢$80
Wisconsin19.2¢$96
Wyoming14.7¢$73

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 498 kWh/yr
ModelkWh/yr$/yr (US avg)
Gaggenau RB472704498$94
Miele KF 2801 SF498$94
Miele KF 2801 Vi498$94
Miele KF 2811 SF498$94
Miele KF 2811 Vi498$94
Thermador T30IB900SP498$94

Run your own numbers

Your rate, your numbers

Per day
26¢
Per month
$7.81
Per year
$94

498 kWh/yr × 18.8¢/kWh = $94/yr

Prefilled with this model's certified 498 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 Bosch B30IB900SP use?
ENERGY STAR certifies the Bosch B30IB900SP at 498 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 Bosch B30IB900SP cost to run per month?
About $7.81 a month at the U.S. average residential rate (18.8¢/kWh) — 26¢ a day, or $94 a year. Your state's rate moves this up or down; see the table above.
Is the Bosch B30IB900SP energy efficient?
It uses 11% less electricity than the median certified bottom-freezer refrigerator, placing it in the efficient third of certified models.
What does the Bosch B30IB900SP cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $62 a year in North Dakota (12.3¢/kWh) and $232 in Hawaii (46.6¢/kWh).
How many watts does the Bosch B30IB900SP draw on average?
Spread over a year of continuous operation, 498 kWh works out to an average draw of about 57 watts — like leaving a 57-watt bulb on 24/7.

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