WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Monogram ZIR241NPN

Running around the clock, the Monogram ZIR241NPN uses a certified 301 kWh per year — about $55 at the U.S. average rate, or $4.60 a month, the equivalent of a steady 34-watt draw. That's close to the middle of the certified pack — about 5% above the median freezerless-and-single-door refrigerator, ranked 171 of 269. The same unit costs $39 a year in Nevada but $159 in Hawaii — electricity rates, not the appliance, make the difference.

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

Dimensions 83.4" H × 23.3" W

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

$55/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$4.60
Per day
15¢
Certified use
301 kWh/yr
Configuration
Freezerless and Single Door
Total capacity
13.3 cu ft
Defrost
Automatic
Ice maker
No
Through-door dispenser
No
42 kWh805 kWh
Where the Monogram ZIR241NPN (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Monogram ZIR241NPN: 301 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$49
Alaska28.2¢$85
Arizona15.2¢$46
Arkansas14.1¢$43
California34.7¢$105
Colorado17.1¢$52
Connecticut24.3¢$73
Delaware19.3¢$58
District of Columbia24.4¢$73
Florida15.1¢$45
Georgia16.4¢$49
Hawaiipriciest52.7¢$159
Idaho14.4¢$43
Illinois19.9¢$60
Indiana17.5¢$53
Iowa15.9¢$48
Kansas15.7¢$47
Kentucky14.3¢$43
Louisiana13.5¢$41
Maine29.6¢$89
Maryland21.8¢$66
Massachusetts29.6¢$89
Michigan23.0¢$69
Minnesota17.5¢$53
Mississippi14.9¢$45
Missouri16.2¢$49
Montana15.1¢$46
Nebraska13.3¢$40
Nevadacheapest13.1¢$39
New Hampshire27.0¢$81
New Jersey24.9¢$75
New Mexico15.1¢$45
New York29.5¢$89
North Carolina14.7¢$44
North Dakota14.1¢$43
Ohio19.2¢$58
Oklahoma14.3¢$43
Oregon16.3¢$49
Pennsylvania21.7¢$65
Rhode Island29.2¢$88
South Carolina15.6¢$47
South Dakota15.4¢$46
Tennessee14.1¢$42
Texas15.9¢$48
Utah13.4¢$40
Vermont24.4¢$74
Virginia17.2¢$52
Washington14.9¢$45
West Virginia15.4¢$47
Wisconsin19.6¢$59
Wyoming15.2¢$46

Certified models closest in efficiency

freezerless-and-single-door refrigerators within reach of 301 kWh/yr
ModelkWh/yr$/yr (US avg)
Monogram ZIR241NBR301$55
Monogram ZIR241NPP301$55
Gaggenau RVC467790302$55
Jenn-Air ALOVE24RRC0300$55
Jenn-Air JBRF*24IGX300$55
Sub-Zero DEC2450R302$55

Run your own numbers

Your rate, your numbers

Per day
15¢
Per month
$4.60
Per year
$55

301 kWh/yr × 18.3¢/kWh = $55/yr

Prefilled with this model's certified 301 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 Monogram ZIR241NPN use?
ENERGY STAR certifies the Monogram ZIR241NPN at 301 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 Monogram ZIR241NPN cost to run per month?
About $4.60 a month at the U.S. average residential rate (18.3¢/kWh) — 15¢ a day, or $55 a year. Your state's rate moves this up or down; see the table above.
Is the Monogram ZIR241NPN energy efficient?
It uses 5% more electricity than the median certified freezerless-and-single-door refrigerator.
What does the Monogram ZIR241NPN cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $39 a year in Nevada (13.1¢/kWh) and $159 in Hawaii (52.7¢/kWh).
How many watts does the Monogram ZIR241NPN draw on average?
Spread over a year of continuous operation, 301 kWh works out to an average draw of about 34 watts — like leaving a 34-watt bulb on 24/7.

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