WattCost

Data through April 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

Frigidaire FHWW145WE1

Under the DOE test basis of 750 hours a year, the Frigidaire FHWW145WE1 draws 700 kWh — about $132 at the U.S. average rate, concentrated in the months you actually run it. It sits near the bottom of the certified table — using 32% more than the median room air conditioner (rank 313 of 396) — so the state you live in matters more than usual. The same unit costs $86 a year in North Dakota but $326 in Hawaii — electricity rates, not the appliance, make the difference.

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

$132/yr

$52 · cheapest certified room air conditioners$395 · priciest
Per month
$10.98
Per day
36¢
Certified use
700 kWh/yr
Cooling capacity
14,000 BTU/hr
CEER
15
Mounting
Does Not Straddle Window or Windowsill
Variable-speed compressor
Yes
274 kWh2,096 kWh
Where the Frigidaire FHWW145WE1 (▮) sits among all 396 certified room air conditioners, by annual kWh

What it costs in every state

Frigidaire FHWW145WE1: 700 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$122
Alaska27.4¢$191
Arizona15.5¢$108
Arkansas14.2¢$99
California35.3¢$247
Colorado16.5¢$116
Connecticut32.2¢$226
Delaware18.8¢$132
District of Columbia25.4¢$178
Florida15.4¢$108
Georgia15.4¢$108
Hawaiipriciest46.6¢$326
Idaho12.7¢$89
Illinois20.5¢$143
Indiana17.9¢$125
Iowa13.9¢$97
Kansas15.8¢$110
Kentucky15.0¢$105
Louisiana14.4¢$101
Maine28.4¢$199
Maryland22.1¢$154
Massachusetts29.4¢$206
Michigan21.4¢$150
Minnesota16.4¢$115
Mississippi16.8¢$117
Missouri14.0¢$98
Montana13.9¢$97
Nebraska13.3¢$93
Nevada14.3¢$100
New Hampshire27.2¢$191
New Jersey23.5¢$165
New Mexico15.2¢$106
New York29.4¢$206
North Carolina16.3¢$114
North Dakotacheapest12.3¢$86
Ohio19.5¢$136
Oklahoma13.3¢$93
Oregon15.8¢$110
Pennsylvania21.5¢$150
Rhode Island28.3¢$198
South Carolina17.1¢$119
South Dakota14.5¢$102
Tennessee14.9¢$105
Texas17.0¢$119
Utah13.3¢$93
Vermont24.6¢$172
Virginia17.4¢$122
Washington14.4¢$101
West Virginia16.1¢$112
Wisconsin19.2¢$134
Wyoming14.7¢$103

Certified models closest in efficiency

room air conditioners within reach of 700 kWh/yr
ModelkWh/yr$/yr (US avg)
Danby DAC140EBIBDB700$132
ELEMENT EHWR14BE700$132
GE Profile PWDV14W700$132
Hisense AW1422TW1W700$132
Keplerx KARC14RSVE1700$132
Keystone KSTAW141WA700$132

Run your own numbers

Your rate, your numbers

Per day
36¢
Per month
$10.98
Per year
$132

700 kWh/yr × 18.8¢/kWh = $132/yr

Prefilled with this model's certified 700 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.

Questions, answered with the data

How much electricity does the Frigidaire FHWW145WE1 use?
ENERGY STAR certifies the Frigidaire FHWW145WE1 at 700 kWh per year. The certified annual kWh assumes 750 cooling hours per year (the DOE standard). In hot climates real usage can run well above that; in mild ones, below.
How much does the Frigidaire FHWW145WE1 cost to run per month?
About $10.98 a month at the U.S. average residential rate (18.8¢/kWh) — 36¢ a day, or $132 a year. Your state's rate moves this up or down; see the table above.
Is the Frigidaire FHWW145WE1 energy efficient?
It uses 32% more electricity than the median certified room air conditioner, which puts it among the least efficient certified models.
What does the Frigidaire FHWW145WE1 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $86 a year in North Dakota (12.3¢/kWh) and $326 in Hawaii (46.6¢/kWh).

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