WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Sub-Zero CL3050U**/S

Running around the clock, the Sub-Zero CL3050U**/S uses a certified 557 kWh per year — about $102 at the U.S. average rate, or $8.51 a month, the equivalent of a steady 64-watt draw. Efficiency-wise it's unremarkable in a good way: within 1% of the median certified bottom-freezer refrigerator (rank 714 of 1478). Where you live moves the bill from $73 a year in Nevada to $294 in Hawaii.

Uses 10% less energy than the U.S. federal minimum

Dimensions 84" H × 30" W

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

$102/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$8.51
Per day
28¢
Certified use
557 kWh/yr
Configuration
Bottom Freezer
Total capacity
16.9 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Sub-Zero CL3050U**/S (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Sub-Zero CL3050U**/S: 557 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$91
Alaska28.2¢$157
Arizona15.2¢$85
Arkansas14.1¢$79
California34.7¢$194
Colorado17.1¢$95
Connecticut24.3¢$135
Delaware19.3¢$107
District of Columbia24.4¢$136
Florida15.1¢$84
Georgia16.4¢$91
Hawaiipriciest52.7¢$294
Idaho14.4¢$80
Illinois19.9¢$111
Indiana17.5¢$98
Iowa15.9¢$89
Kansas15.7¢$88
Kentucky14.3¢$79
Louisiana13.5¢$75
Maine29.6¢$165
Maryland21.8¢$122
Massachusetts29.6¢$165
Michigan23.0¢$128
Minnesota17.5¢$98
Mississippi14.9¢$83
Missouri16.2¢$90
Montana15.1¢$84
Nebraska13.3¢$74
Nevadacheapest13.1¢$73
New Hampshire27.0¢$150
New Jersey24.9¢$139
New Mexico15.1¢$84
New York29.5¢$164
North Carolina14.7¢$82
North Dakota14.1¢$79
Ohio19.2¢$107
Oklahoma14.3¢$80
Oregon16.3¢$91
Pennsylvania21.7¢$121
Rhode Island29.2¢$163
South Carolina15.6¢$87
South Dakota15.4¢$86
Tennessee14.1¢$78
Texas15.9¢$89
Utah13.4¢$74
Vermont24.4¢$136
Virginia17.2¢$96
Washington14.9¢$83
West Virginia15.4¢$86
Wisconsin19.6¢$109
Wyoming15.2¢$85

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 557 kWh/yr
ModelkWh/yr$/yr (US avg)
Beko BBBF3019IMWE556$102
Beko BBBF3019IMWESS556$102
Blomberg BRFB1920FBI556$102
Blomberg BRFB1920SS556$102
Miele KFNF 9955 iDE556$102
Bosch B30BB130SS560$103

Run your own numbers

Your rate, your numbers

Per day
28¢
Per month
$8.51
Per year
$102

557 kWh/yr × 18.3¢/kWh = $102/yr

Prefilled with this model's certified 557 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 Sub-Zero CL3050U**/S use?
ENERGY STAR certifies the Sub-Zero CL3050U**/S at 557 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 Sub-Zero CL3050U**/S cost to run per month?
About $8.51 a month at the U.S. average residential rate (18.3¢/kWh) — 28¢ a day, or $102 a year. Your state's rate moves this up or down; see the table above.
Is the Sub-Zero CL3050U**/S energy efficient?
It uses 1% less electricity than the median certified bottom-freezer refrigerator.
What does the Sub-Zero CL3050U**/S cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $73 a year in Nevada (13.1¢/kWh) and $294 in Hawaii (52.7¢/kWh).
How many watts does the Sub-Zero CL3050U**/S draw on average?
Spread over a year of continuous operation, 557 kWh works out to an average draw of about 64 watts — like leaving a 64-watt bulb on 24/7.

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