WattCost

Data through April 2026

Running cost · Freezers · ENERGY STAR certified

U-Line UHFZ124-IS01B

The U-Line UHFZ124-IS01B never switches off, and its certified 390 kWh a year works out to about $73 on a U.S.-average electric bill — roughly $6.12 a month for an average continuous draw of 45 watts. Even among certified models it's on the thirsty end: 59% more electricity than the median compact freezer, ranked 124 of 128. Where you live moves the bill from $48 a year in North Dakota to $182 in Hawaii.

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

$73/yr

$26 · cheapest certified freezers$122 · priciest
Per month
$6.12
Per day
20¢
Certified use
390 kWh/yr
Configuration
Compact
Total capacity
4.8 cu ft
Defrost
Automatic
Compact
Yes
137 kWh649 kWh
Where the U-Line UHFZ124-IS01B (▮) sits among all 568 certified freezers, by annual kWh

What it costs in every state

U-Line UHFZ124-IS01B: 390 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$68
Alaska27.4¢$107
Arizona15.5¢$60
Arkansas14.2¢$55
California35.3¢$137
Colorado16.5¢$65
Connecticut32.2¢$126
Delaware18.8¢$73
District of Columbia25.4¢$99
Florida15.4¢$60
Georgia15.4¢$60
Hawaiipriciest46.6¢$182
Idaho12.7¢$50
Illinois20.5¢$80
Indiana17.9¢$70
Iowa13.9¢$54
Kansas15.8¢$62
Kentucky15.0¢$59
Louisiana14.4¢$56
Maine28.4¢$111
Maryland22.1¢$86
Massachusetts29.4¢$115
Michigan21.4¢$83
Minnesota16.4¢$64
Mississippi16.8¢$65
Missouri14.0¢$55
Montana13.9¢$54
Nebraska13.3¢$52
Nevada14.3¢$56
New Hampshire27.2¢$106
New Jersey23.5¢$92
New Mexico15.2¢$59
New York29.4¢$115
North Carolina16.3¢$63
North Dakotacheapest12.3¢$48
Ohio19.5¢$76
Oklahoma13.3¢$52
Oregon15.8¢$62
Pennsylvania21.5¢$84
Rhode Island28.3¢$110
South Carolina17.1¢$67
South Dakota14.5¢$57
Tennessee14.9¢$58
Texas17.0¢$66
Utah13.3¢$52
Vermont24.6¢$96
Virginia17.4¢$68
Washington14.4¢$56
West Virginia16.1¢$63
Wisconsin19.2¢$75
Wyoming14.7¢$57

Certified models closest in efficiency

compact freezers within reach of 390 kWh/yr
ModelkWh/yr$/yr (US avg)
U-Line 1224FZRA390$73
U-Line FZ124390$73
U-Line UHFZ124-BS01B390$73
U-Line UHFZ124-SS01B390$73
U-Line UHFZ124-WS01B390$73
U-Line UOFZ124-SS01B390$73

Run your own numbers

Your rate, your numbers

Per day
20¢
Per month
$6.12
Per year
$73

390 kWh/yr × 18.8¢/kWh = $73/yr

Prefilled with this model's certified 390 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 U-Line UHFZ124-IS01B use?
ENERGY STAR certifies the U-Line UHFZ124-IS01B at 390 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 U-Line UHFZ124-IS01B cost to run per month?
About $6.12 a month at the U.S. average residential rate (18.8¢/kWh) — 20¢ a day, or $73 a year. Your state's rate moves this up or down; see the table above.
Is the U-Line UHFZ124-IS01B energy efficient?
It uses 59% more electricity than the median certified compact freezer, which puts it among the least efficient certified models.
What does the U-Line UHFZ124-IS01B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $48 a year in North Dakota (12.3¢/kWh) and $182 in Hawaii (46.6¢/kWh).
How many watts does the U-Line UHFZ124-IS01B draw on average?
Spread over a year of continuous operation, 390 kWh works out to an average draw of about 45 watts — like leaving a 45-watt bulb on 24/7.

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