WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Fisher & Paykel RF178ANUX1

Running around the clock, the Fisher & Paykel RF178ANUX1 uses a certified 529 kWh per year — about $100 at the U.S. average rate, or $8.30 a month, the equivalent of a steady 60-watt draw. That's close to the middle of the certified pack — about 6% under the median bottom-freezer refrigerator, ranked 523 of 1458. Where you live moves the bill from $65 a year in North Dakota to $247 in Hawaii.

Uses 13% less energy than the U.S. federal minimum

Dimensions 67.9" H × 31.1" W

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

$100/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$8.30
Per day
27¢
Certified use
529 kWh/yr
Configuration
Bottom Freezer
Total capacity
18 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Fisher & Paykel RF178ANUX1 (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Fisher & Paykel RF178ANUX1: 529 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$92
Alaska27.4¢$145
Arizona15.5¢$82
Arkansas14.2¢$75
California35.3¢$186
Colorado16.5¢$87
Connecticut32.2¢$171
Delaware18.8¢$99
District of Columbia25.4¢$134
Florida15.4¢$81
Georgia15.4¢$81
Hawaiipriciest46.6¢$247
Idaho12.7¢$67
Illinois20.5¢$108
Indiana17.9¢$95
Iowa13.9¢$73
Kansas15.8¢$83
Kentucky15.0¢$79
Louisiana14.4¢$76
Maine28.4¢$150
Maryland22.1¢$117
Massachusetts29.4¢$156
Michigan21.4¢$113
Minnesota16.4¢$87
Mississippi16.8¢$89
Missouri14.0¢$74
Montana13.9¢$74
Nebraska13.3¢$70
Nevada14.3¢$76
New Hampshire27.2¢$144
New Jersey23.5¢$124
New Mexico15.2¢$80
New York29.4¢$156
North Carolina16.3¢$86
North Dakotacheapest12.3¢$65
Ohio19.5¢$103
Oklahoma13.3¢$70
Oregon15.8¢$83
Pennsylvania21.5¢$114
Rhode Island28.3¢$150
South Carolina17.1¢$90
South Dakota14.5¢$77
Tennessee14.9¢$79
Texas17.0¢$90
Utah13.3¢$70
Vermont24.6¢$130
Virginia17.4¢$92
Washington14.4¢$76
West Virginia16.1¢$85
Wisconsin19.2¢$102
Wyoming14.7¢$78

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 529 kWh/yr
ModelkWh/yr$/yr (US avg)
Fisher & Paykel RF178ANJX1529$100
Liebherr HC 1570G530$100
Liebherr HC 1571G530$100
Liebherr HC 1580G530$100
Liebherr HC 1581G530$100
Liebherr HCB 1590G530$100

Run your own numbers

Your rate, your numbers

Per day
27¢
Per month
$8.30
Per year
$100

529 kWh/yr × 18.8¢/kWh = $100/yr

Prefilled with this model's certified 529 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 Fisher & Paykel RF178ANUX1 use?
ENERGY STAR certifies the Fisher & Paykel RF178ANUX1 at 529 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 Fisher & Paykel RF178ANUX1 cost to run per month?
About $8.30 a month at the U.S. average residential rate (18.8¢/kWh) — 27¢ a day, or $100 a year. Your state's rate moves this up or down; see the table above.
Is the Fisher & Paykel RF178ANUX1 energy efficient?
It uses 6% less electricity than the median certified bottom-freezer refrigerator.
What does the Fisher & Paykel RF178ANUX1 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $65 a year in North Dakota (12.3¢/kWh) and $247 in Hawaii (46.6¢/kWh).
How many watts does the Fisher & Paykel RF178ANUX1 draw on average?
Spread over a year of continuous operation, 529 kWh works out to an average draw of about 60 watts — like leaving a 60-watt bulb on 24/7.

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