WattCost

Data through June 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 $97 at the U.S. average rate, or $8.08 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 528 of 1478. Where you live moves the bill from $69 a year in Nevada to $279 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 18.3¢/kWh

$97/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$8.08
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 4,371 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
Alabama16.4¢$87
Alaska28.2¢$149
Arizona15.2¢$80
Arkansas14.1¢$75
California34.7¢$184
Colorado17.1¢$91
Connecticut24.3¢$129
Delaware19.3¢$102
District of Columbia24.4¢$129
Florida15.1¢$80
Georgia16.4¢$87
Hawaiipriciest52.7¢$279
Idaho14.4¢$76
Illinois19.9¢$105
Indiana17.5¢$93
Iowa15.9¢$84
Kansas15.7¢$83
Kentucky14.3¢$75
Louisiana13.5¢$71
Maine29.6¢$157
Maryland21.8¢$116
Massachusetts29.6¢$157
Michigan23.0¢$122
Minnesota17.5¢$93
Mississippi14.9¢$79
Missouri16.2¢$86
Montana15.1¢$80
Nebraska13.3¢$70
Nevadacheapest13.1¢$69
New Hampshire27.0¢$143
New Jersey24.9¢$132
New Mexico15.1¢$80
New York29.5¢$156
North Carolina14.7¢$78
North Dakota14.1¢$75
Ohio19.2¢$102
Oklahoma14.3¢$76
Oregon16.3¢$86
Pennsylvania21.7¢$115
Rhode Island29.2¢$155
South Carolina15.6¢$82
South Dakota15.4¢$81
Tennessee14.1¢$74
Texas15.9¢$84
Utah13.4¢$71
Vermont24.4¢$129
Virginia17.2¢$91
Washington14.9¢$79
West Virginia15.4¢$82
Wisconsin19.6¢$103
Wyoming15.2¢$81

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 529 kWh/yr
ModelkWh/yr$/yr (US avg)
Fisher & Paykel RF178ANJX1529$97
Liebherr HC 1570G530$97
Liebherr HC 1571G530$97
Liebherr HC 1580G530$97
Liebherr HC 1581G530$97
Liebherr HCB 1590G530$97

Run your own numbers

Your rate, your numbers

Per day
27¢
Per month
$8.08
Per year
$97

529 kWh/yr × 18.3¢/kWh = $97/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 $8.08 a month at the U.S. average residential rate (18.3¢/kWh) — 27¢ a day, or $97 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 $69 a year in Nevada (13.1¢/kWh) and $279 in Hawaii (52.7¢/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.

Keep digging