WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

mbm MRF7W

The mbm MRF7W never switches off, and its certified 332 kWh a year works out to about $61 on a U.S.-average electric bill — roughly $5.07 a month for an average continuous draw of 38 watts. It sits near the bottom of the certified table — using 35% more than the median compact refrigerator (rank 1471 of 1645) — so the state you live in matters more than usual. The same unit costs $44 a year in Nevada but $175 in Hawaii — electricity rates, not the appliance, make the difference.

Uses 14% less energy than the U.S. federal minimum

Dimensions 21.3" H × 22.4" W

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

$61/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$5.07
Per day
17¢
Certified use
332 kWh/yr
Configuration
Compact Refrigerator
Total capacity
7.4 cu ft
Defrost
Automatic
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the mbm MRF7W (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

mbm MRF7W: 332 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$54
Alaska28.2¢$94
Arizona15.2¢$50
Arkansas14.1¢$47
California34.7¢$115
Colorado17.1¢$57
Connecticut24.3¢$81
Delaware19.3¢$64
District of Columbia24.4¢$81
Florida15.1¢$50
Georgia16.4¢$54
Hawaiipriciest52.7¢$175
Idaho14.4¢$48
Illinois19.9¢$66
Indiana17.5¢$58
Iowa15.9¢$53
Kansas15.7¢$52
Kentucky14.3¢$47
Louisiana13.5¢$45
Maine29.6¢$98
Maryland21.8¢$73
Massachusetts29.6¢$98
Michigan23.0¢$76
Minnesota17.5¢$58
Mississippi14.9¢$49
Missouri16.2¢$54
Montana15.1¢$50
Nebraska13.3¢$44
Nevadacheapest13.1¢$44
New Hampshire27.0¢$90
New Jersey24.9¢$83
New Mexico15.1¢$50
New York29.5¢$98
North Carolina14.7¢$49
North Dakota14.1¢$47
Ohio19.2¢$64
Oklahoma14.3¢$48
Oregon16.3¢$54
Pennsylvania21.7¢$72
Rhode Island29.2¢$97
South Carolina15.6¢$52
South Dakota15.4¢$51
Tennessee14.1¢$47
Texas15.9¢$53
Utah13.4¢$44
Vermont24.4¢$81
Virginia17.2¢$57
Washington14.9¢$50
West Virginia15.4¢$51
Wisconsin19.6¢$65
Wyoming15.2¢$51

Certified models closest in efficiency

compact refrigerators within reach of 332 kWh/yr
ModelkWh/yr$/yr (US avg)
mbm MRF7B332$61
mbm MRF7S332$61
Arctic King ARB47B5333$61
Danby DCR047A1331$61
Vissani MDBF5333$61
Galanz GLR46B**E04330$61

Run your own numbers

Your rate, your numbers

Per day
17¢
Per month
$5.07
Per year
$61

332 kWh/yr × 18.3¢/kWh = $61/yr

Prefilled with this model's certified 332 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 mbm MRF7W use?
ENERGY STAR certifies the mbm MRF7W at 332 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 mbm MRF7W cost to run per month?
About $5.07 a month at the U.S. average residential rate (18.3¢/kWh) — 17¢ a day, or $61 a year. Your state's rate moves this up or down; see the table above.
Is the mbm MRF7W energy efficient?
It uses 35% more electricity than the median certified compact refrigerator, which puts it among the least efficient certified models.
What does the mbm MRF7W cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $44 a year in Nevada (13.1¢/kWh) and $175 in Hawaii (52.7¢/kWh).
How many watts does the mbm MRF7W draw on average?
Spread over a year of continuous operation, 332 kWh works out to an average draw of about 38 watts — like leaving a 38-watt bulb on 24/7.

Keep digging