WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

COSMO COS-RFFV283RSS

Running around the clock, the COSMO COS-RFFV283RSS uses a certified 630 kWh per year — about $116 at the U.S. average rate, or $9.63 a month, the equivalent of a steady 72-watt draw. That's close to the middle of the certified pack — about 12% above the median bottom-freezer refrigerator, ranked 1047 of 1478. The same unit costs $83 a year in Nevada but $332 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 12% less energy than the U.S. federal minimum

Dimensions 70.1" H × 35.9" W

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

$116/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$9.63
Per day
32¢
Certified use
630 kWh/yr
Configuration
Bottom Freezer
Total capacity
27.4 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the COSMO COS-RFFV283RSS (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

COSMO COS-RFFV283RSS: 630 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$103
Alaska28.2¢$178
Arizona15.2¢$96
Arkansas14.1¢$89
California34.7¢$219
Colorado17.1¢$108
Connecticut24.3¢$153
Delaware19.3¢$122
District of Columbia24.4¢$154
Florida15.1¢$95
Georgia16.4¢$103
Hawaiipriciest52.7¢$332
Idaho14.4¢$91
Illinois19.9¢$125
Indiana17.5¢$110
Iowa15.9¢$100
Kansas15.7¢$99
Kentucky14.3¢$90
Louisiana13.5¢$85
Maine29.6¢$186
Maryland21.8¢$138
Massachusetts29.6¢$187
Michigan23.0¢$145
Minnesota17.5¢$110
Mississippi14.9¢$94
Missouri16.2¢$102
Montana15.1¢$95
Nebraska13.3¢$83
Nevadacheapest13.1¢$83
New Hampshire27.0¢$170
New Jersey24.9¢$157
New Mexico15.1¢$95
New York29.5¢$186
North Carolina14.7¢$93
North Dakota14.1¢$89
Ohio19.2¢$121
Oklahoma14.3¢$90
Oregon16.3¢$103
Pennsylvania21.7¢$137
Rhode Island29.2¢$184
South Carolina15.6¢$98
South Dakota15.4¢$97
Tennessee14.1¢$89
Texas15.9¢$100
Utah13.4¢$84
Vermont24.4¢$154
Virginia17.2¢$108
Washington14.9¢$94
West Virginia15.4¢$97
Wisconsin19.6¢$123
Wyoming15.2¢$96

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 630 kWh/yr
ModelkWh/yr$/yr (US avg)
Continental Electric CE-FRF192630$116
COSMO COS-RFFV283GHBK630$116
COSMO COS-RFFV283GHSS630$116
COSMO COS-RFFV283RBK630$116
FARBERWARE FW-FRF192630$116
Forno FFFFD1783-36BLK630$116

Run your own numbers

Your rate, your numbers

Per day
32¢
Per month
$9.63
Per year
$116

630 kWh/yr × 18.3¢/kWh = $116/yr

Prefilled with this model's certified 630 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 COSMO COS-RFFV283RSS use?
ENERGY STAR certifies the COSMO COS-RFFV283RSS at 630 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 COSMO COS-RFFV283RSS cost to run per month?
About $9.63 a month at the U.S. average residential rate (18.3¢/kWh) — 32¢ a day, or $116 a year. Your state's rate moves this up or down; see the table above.
Is the COSMO COS-RFFV283RSS energy efficient?
It uses 12% more electricity than the median certified bottom-freezer refrigerator.
What does the COSMO COS-RFFV283RSS cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $83 a year in Nevada (13.1¢/kWh) and $332 in Hawaii (52.7¢/kWh).
How many watts does the COSMO COS-RFFV283RSS draw on average?
Spread over a year of continuous operation, 630 kWh works out to an average draw of about 72 watts — like leaving a 72-watt bulb on 24/7.

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