WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Insignia NS-RTM10WH2-C

The Insignia NS-RTM10WH2-C never switches off, and its certified 283 kWh a year works out to about $53 on a U.S.-average electric bill — roughly $4.44 a month for an average continuous draw of 32 watts. Only a handful of certified top-freezer refrigerators do better: it ranks 9 of 674 and undercuts the median by 22%. Where you live moves the bill from $35 a year in North Dakota to $132 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

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

$53/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$4.44
Per day
15¢
Certified use
283 kWh/yr
Configuration
Top Freezer
Total capacity
10.1 cu ft
Defrost
Automatic
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the Insignia NS-RTM10WH2-C (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Insignia NS-RTM10WH2-C: 283 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$49
Alaska27.4¢$77
Arizona15.5¢$44
Arkansas14.2¢$40
California35.3¢$100
Colorado16.5¢$47
Connecticut32.2¢$91
Delaware18.8¢$53
District of Columbia25.4¢$72
Florida15.4¢$44
Georgia15.4¢$43
Hawaiipriciest46.6¢$132
Idaho12.7¢$36
Illinois20.5¢$58
Indiana17.9¢$51
Iowa13.9¢$39
Kansas15.8¢$45
Kentucky15.0¢$43
Louisiana14.4¢$41
Maine28.4¢$80
Maryland22.1¢$62
Massachusetts29.4¢$83
Michigan21.4¢$61
Minnesota16.4¢$46
Mississippi16.8¢$47
Missouri14.0¢$40
Montana13.9¢$39
Nebraska13.3¢$38
Nevada14.3¢$40
New Hampshire27.2¢$77
New Jersey23.5¢$67
New Mexico15.2¢$43
New York29.4¢$83
North Carolina16.3¢$46
North Dakotacheapest12.3¢$35
Ohio19.5¢$55
Oklahoma13.3¢$38
Oregon15.8¢$45
Pennsylvania21.5¢$61
Rhode Island28.3¢$80
South Carolina17.1¢$48
South Dakota14.5¢$41
Tennessee14.9¢$42
Texas17.0¢$48
Utah13.3¢$38
Vermont24.6¢$70
Virginia17.4¢$49
Washington14.4¢$41
West Virginia16.1¢$45
Wisconsin19.2¢$54
Wyoming14.7¢$42

Certified models closest in efficiency

top-freezer refrigerators within reach of 283 kWh/yr
ModelkWh/yr$/yr (US avg)
Insignia NS-RTM10SS2-Cmost efficient283$53
LG LT11C2000most efficient291$55
Galanz GLR10T**EFmost efficient292$55
Galanz GLR10T**EFRmost efficient292$55
Galanz GLR10TBKEFRmost efficient292$55
Galanz GLR10TRDEFRmost efficient292$55

Run your own numbers

Your rate, your numbers

Per day
15¢
Per month
$4.44
Per year
$53

283 kWh/yr × 18.8¢/kWh = $53/yr

Prefilled with this model's certified 283 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-RTM10WH2-C use?
ENERGY STAR certifies the Insignia NS-RTM10WH2-C at 283 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-RTM10WH2-C cost to run per month?
About $4.44 a month at the U.S. average residential rate (18.8¢/kWh) — 15¢ a day, or $53 a year. Your state's rate moves this up or down; see the table above.
Is the Insignia NS-RTM10WH2-C energy efficient?
It uses 22% less electricity than the median certified top-freezer refrigerator, placing it in the top 10% of certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the Insignia NS-RTM10WH2-C cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $35 a year in North Dakota (12.3¢/kWh) and $132 in Hawaii (46.6¢/kWh).
How many watts does the Insignia NS-RTM10WH2-C draw on average?
Spread over a year of continuous operation, 283 kWh works out to an average draw of about 32 watts — like leaving a 32-watt bulb on 24/7.

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