WattCost

Data through April 2026

Running cost · Refrigerators · ENERGY STAR certified

Forno FFFFD1786-31BLK

Running around the clock, the Forno FFFFD1786-31BLK uses a certified 537 kWh per year — about $101 at the U.S. average rate, or $8.43 a month, the equivalent of a steady 61-watt draw. Efficiency-wise it's unremarkable in a good way: within 4% of the median certified bottom-freezer refrigerator (rank 555 of 1458). Where you live moves the bill from $66 a year in North Dakota to $250 in Hawaii.

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

Dimensions 69.1" H × 31.1" W

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

$101/yr

$7.91 · cheapest certified refrigerators$152 · priciest
Per month
$8.43
Per day
28¢
Certified use
537 kWh/yr
Configuration
Bottom Freezer
Total capacity
17.2 cu ft
Defrost
Automatic
Ice maker
Yes
Through-door dispenser
No
42 kWh805 kWh
Where the Forno FFFFD1786-31BLK (▮) sits among all 4,229 certified refrigerators, by annual kWh

What it costs in every state

Forno FFFFD1786-31BLK: 537 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$93
Alaska27.4¢$147
Arizona15.5¢$83
Arkansas14.2¢$76
California35.3¢$189
Colorado16.5¢$89
Connecticut32.2¢$173
Delaware18.8¢$101
District of Columbia25.4¢$136
Florida15.4¢$83
Georgia15.4¢$83
Hawaiipriciest46.6¢$250
Idaho12.7¢$68
Illinois20.5¢$110
Indiana17.9¢$96
Iowa13.9¢$74
Kansas15.8¢$85
Kentucky15.0¢$81
Louisiana14.4¢$78
Maine28.4¢$153
Maryland22.1¢$119
Massachusetts29.4¢$158
Michigan21.4¢$115
Minnesota16.4¢$88
Mississippi16.8¢$90
Missouri14.0¢$75
Montana13.9¢$75
Nebraska13.3¢$71
Nevada14.3¢$77
New Hampshire27.2¢$146
New Jersey23.5¢$126
New Mexico15.2¢$81
New York29.4¢$158
North Carolina16.3¢$87
North Dakotacheapest12.3¢$66
Ohio19.5¢$105
Oklahoma13.3¢$71
Oregon15.8¢$85
Pennsylvania21.5¢$115
Rhode Island28.3¢$152
South Carolina17.1¢$92
South Dakota14.5¢$78
Tennessee14.9¢$80
Texas17.0¢$91
Utah13.3¢$71
Vermont24.6¢$132
Virginia17.4¢$93
Washington14.4¢$77
West Virginia16.1¢$86
Wisconsin19.2¢$103
Wyoming14.7¢$79

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 537 kWh/yr
ModelkWh/yr$/yr (US avg)
Bosch B33CM10SNS537$101
Forno FFFFD1786-31S537$101
Forno FFFFD1786-31WHT537$101
Summit FFBF179SSIM537$101
Summit LBFD30174SSIM537$101
VITARA VFFR1701ESE537$101

Run your own numbers

Your rate, your numbers

Per day
28¢
Per month
$8.43
Per year
$101

537 kWh/yr × 18.8¢/kWh = $101/yr

Prefilled with this model's certified 537 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 Forno FFFFD1786-31BLK use?
ENERGY STAR certifies the Forno FFFFD1786-31BLK at 537 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 Forno FFFFD1786-31BLK cost to run per month?
About $8.43 a month at the U.S. average residential rate (18.8¢/kWh) — 28¢ a day, or $101 a year. Your state's rate moves this up or down; see the table above.
Is the Forno FFFFD1786-31BLK energy efficient?
It uses 4% less electricity than the median certified bottom-freezer refrigerator.
What does the Forno FFFFD1786-31BLK cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $66 a year in North Dakota (12.3¢/kWh) and $250 in Hawaii (46.6¢/kWh).
How many watts does the Forno FFFFD1786-31BLK draw on average?
Spread over a year of continuous operation, 537 kWh works out to an average draw of about 61 watts — like leaving a 61-watt bulb on 24/7.

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