WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Insignia NS-CF33SS

Running around the clock, the Insignia NS-CF33SS uses a certified 220 kWh per year — about $40 at the U.S. average rate, or $3.36 a month, the equivalent of a steady 25-watt draw. Compared with the median certified compact refrigerator, it uses 11% less electricity — rank 550 out of 1645. The same unit costs $29 a year in Nevada but $116 in Hawaii — electricity rates, not the appliance, make the difference.

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

Dimensions 33.2" H × 18.7" W

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

$40/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$3.36
Per day
11¢
Certified use
220 kWh/yr
Configuration
Compact Refrigerator
Total capacity
3.3 cu ft
Defrost
Manual
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the Insignia NS-CF33SS (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Insignia NS-CF33SS: 220 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$36
Alaska28.2¢$62
Arizona15.2¢$33
Arkansas14.1¢$31
California34.7¢$76
Colorado17.1¢$38
Connecticut24.3¢$54
Delaware19.3¢$42
District of Columbia24.4¢$54
Florida15.1¢$33
Georgia16.4¢$36
Hawaiipriciest52.7¢$116
Idaho14.4¢$32
Illinois19.9¢$44
Indiana17.5¢$39
Iowa15.9¢$35
Kansas15.7¢$35
Kentucky14.3¢$31
Louisiana13.5¢$30
Maine29.6¢$65
Maryland21.8¢$48
Massachusetts29.6¢$65
Michigan23.0¢$51
Minnesota17.5¢$39
Mississippi14.9¢$33
Missouri16.2¢$36
Montana15.1¢$33
Nebraska13.3¢$29
Nevadacheapest13.1¢$29
New Hampshire27.0¢$59
New Jersey24.9¢$55
New Mexico15.1¢$33
New York29.5¢$65
North Carolina14.7¢$32
North Dakota14.1¢$31
Ohio19.2¢$42
Oklahoma14.3¢$32
Oregon16.3¢$36
Pennsylvania21.7¢$48
Rhode Island29.2¢$64
South Carolina15.6¢$34
South Dakota15.4¢$34
Tennessee14.1¢$31
Texas15.9¢$35
Utah13.4¢$29
Vermont24.4¢$54
Virginia17.2¢$38
Washington14.9¢$33
West Virginia15.4¢$34
Wisconsin19.6¢$43
Wyoming15.2¢$34

Certified models closest in efficiency

compact refrigerators within reach of 220 kWh/yr
ModelkWh/yr$/yr (US avg)
Amana AMAR35S1E220$40
ARCTIC CHEF ACFR325-C-BLACK220$40
ARCTIC CHEF ACFR325-C-BLACK-6COM220$40
Arctic King ARM33S5ABB220$40
Arctic King ARM33S5ASL220$40
Arctic King ARU33B1ABB220$40

Run your own numbers

Your rate, your numbers

Per day
11¢
Per month
$3.36
Per year
$40

220 kWh/yr × 18.3¢/kWh = $40/yr

Prefilled with this model's certified 220 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 Insignia NS-CF33SS use?
ENERGY STAR certifies the Insignia NS-CF33SS at 220 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 Insignia NS-CF33SS cost to run per month?
About $3.36 a month at the U.S. average residential rate (18.3¢/kWh) — 11¢ a day, or $40 a year. Your state's rate moves this up or down; see the table above.
Is the Insignia NS-CF33SS energy efficient?
It uses 11% less electricity than the median certified compact refrigerator, placing it in the efficient third of certified models.
What does the Insignia NS-CF33SS cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $29 a year in Nevada (13.1¢/kWh) and $116 in Hawaii (52.7¢/kWh).
How many watts does the Insignia NS-CF33SS draw on average?
Spread over a year of continuous operation, 220 kWh works out to an average draw of about 25 watts — like leaving a 25-watt bulb on 24/7.

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