WattCost

Data through June 2026

Running cost · Refrigerators · ENERGY STAR certified

Forno FFFFD1786-31S

Running around the clock, the Forno FFFFD1786-31S uses a certified 537 kWh per year — about $98 at the U.S. average rate, or $8.21 a month, the equivalent of a steady 61-watt draw. Efficiency-wise it's unremarkable in a good way: within 5% of the median certified bottom-freezer refrigerator (rank 561 of 1478). Where you live moves the bill from $70 a year in Nevada to $283 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 18.3¢/kWh

$98/yr

$7.70 · cheapest certified refrigerators$148 · priciest
Per month
$8.21
Per day
27¢
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 FFFFD1786-31S (▮) sits among all 4,371 certified refrigerators, by annual kWh

What it costs in every state

Forno FFFFD1786-31S: 537 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$88
Alaska28.2¢$151
Arizona15.2¢$82
Arkansas14.1¢$76
California34.7¢$187
Colorado17.1¢$92
Connecticut24.3¢$131
Delaware19.3¢$104
District of Columbia24.4¢$131
Florida15.1¢$81
Georgia16.4¢$88
Hawaiipriciest52.7¢$283
Idaho14.4¢$77
Illinois19.9¢$107
Indiana17.5¢$94
Iowa15.9¢$86
Kansas15.7¢$84
Kentucky14.3¢$77
Louisiana13.5¢$72
Maine29.6¢$159
Maryland21.8¢$117
Massachusetts29.6¢$159
Michigan23.0¢$123
Minnesota17.5¢$94
Mississippi14.9¢$80
Missouri16.2¢$87
Montana15.1¢$81
Nebraska13.3¢$71
Nevadacheapest13.1¢$70
New Hampshire27.0¢$145
New Jersey24.9¢$134
New Mexico15.1¢$81
New York29.5¢$158
North Carolina14.7¢$79
North Dakota14.1¢$76
Ohio19.2¢$103
Oklahoma14.3¢$77
Oregon16.3¢$88
Pennsylvania21.7¢$117
Rhode Island29.2¢$157
South Carolina15.6¢$84
South Dakota15.4¢$82
Tennessee14.1¢$76
Texas15.9¢$86
Utah13.4¢$72
Vermont24.4¢$131
Virginia17.2¢$92
Washington14.9¢$80
West Virginia15.4¢$83
Wisconsin19.6¢$105
Wyoming15.2¢$82

Certified models closest in efficiency

bottom-freezer refrigerators within reach of 537 kWh/yr
ModelkWh/yr$/yr (US avg)
Bosch B33CM10SNS537$98
Forno FFFFD1786-31BLK537$98
Forno FFFFD1786-31WHT537$98
Summit FFBF179SSIM537$98
Summit LBFD30174SSIM537$98
VITARA VFFR1701ESE537$98

Run your own numbers

Your rate, your numbers

Per day
27¢
Per month
$8.21
Per year
$98

537 kWh/yr × 18.3¢/kWh = $98/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 FFFFD1786-31S use?
ENERGY STAR certifies the Forno FFFFD1786-31S 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 FFFFD1786-31S cost to run per month?
About $8.21 a month at the U.S. average residential rate (18.3¢/kWh) — 27¢ a day, or $98 a year. Your state's rate moves this up or down; see the table above.
Is the Forno FFFFD1786-31S energy efficient?
It uses 5% less electricity than the median certified bottom-freezer refrigerator.
What does the Forno FFFFD1786-31S cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $70 a year in Nevada (13.1¢/kWh) and $283 in Hawaii (52.7¢/kWh).
How many watts does the Forno FFFFD1786-31S 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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