WattCost

Data through July 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

BLACK+DECKER BDM05C

The BLACK+DECKER BDM05C is certified at 260 kWh per year (based on 750 standardized hours), roughly $48 at the national average — though seasonal use means your real bill lands in a few months, not twelve. That puts it in the most efficient tenth of every certified room air conditioner — 51% less electricity than the median, ranked 1 of 548. Where you live moves the bill from $33 a year in Louisiana to $125 in Hawaii.

Uses 31% less energy than the U.S. federal minimum

Dimensions 12.1" H × 16" W × 13.3" D, 30.2 lb

Estimated annual running cost · U.S. average rate 18.3¢/kWh

$48/yr

$48 · cheapest certified room air conditioners$384 · priciest
Per month
$3.97
Per day
13¢
Certified use
260 kWh/yr
Cooling capacity
5,000 BTU/hr
CEER
14.4
Mounting
Does Not Straddle Window or Windowsill
Variable-speed compressor
Yes
260 kWh2,096 kWh
Where the BLACK+DECKER BDM05C (▮) sits among all 548 certified room air conditioners, by annual kWh

What it costs in every state

BLACK+DECKER BDM05C: 260 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$43
Alaska28.8¢$75
Arizona15.4¢$40
Arkansas14.3¢$37
California33.6¢$88
Colorado17.0¢$44
Connecticut24.2¢$63
Delaware18.5¢$48
District of Columbia25.2¢$66
Florida15.0¢$39
Georgia16.3¢$42
Hawaiipriciest48.0¢$125
Idaho13.7¢$36
Illinois19.2¢$50
Indiana16.7¢$44
Iowa16.0¢$42
Kansas15.3¢$40
Kentucky13.8¢$36
Louisianacheapest12.7¢$33
Maine32.4¢$84
Maryland21.4¢$56
Massachusetts30.5¢$79
Michigan23.1¢$60
Minnesota17.4¢$45
Mississippi14.5¢$38
Missouri16.1¢$42
Montana15.0¢$39
Nebraska13.8¢$36
Nevada12.8¢$33
New Hampshire26.6¢$69
New Jersey25.2¢$66
New Mexico16.1¢$42
New York29.9¢$78
North Carolina15.2¢$39
North Dakota13.4¢$35
Ohio19.4¢$51
Oklahoma14.3¢$37
Oregon16.0¢$42
Pennsylvania21.7¢$57
Rhode Island28.3¢$74
South Carolina15.5¢$40
South Dakota15.4¢$40
Tennessee13.7¢$36
Texas15.9¢$41
Utah13.1¢$34
Vermont23.8¢$62
Virginia17.6¢$46
Washington14.7¢$38
West Virginia15.8¢$41
Wisconsin19.1¢$50
Wyoming14.4¢$37

Certified models closest in efficiency

room air conditioners within reach of 260 kWh/yr
ModelkWh/yr$/yr (US avg)
Brothers 102372260$48
Frigidaire FHWC055TF1260$48
Frigidaire FHWC056TF1260$48
Midea MAW05R1KWT-B260$48
Midea MAW05R1VWBL-T260$48
Midea MAW05R1VWWT-T260$48

Run your own numbers

Your rate, your numbers

Per day
13¢
Per month
$3.97
Per year
$48

260 kWh/yr × 18.3¢/kWh = $48/yr

Prefilled with this model's certified 260 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 BLACK+DECKER BDM05C use?
ENERGY STAR certifies the BLACK+DECKER BDM05C at 260 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 BLACK+DECKER BDM05C cost to run per month?
About $3.97 a month at the U.S. average residential rate (18.3¢/kWh) — 13¢ a day, or $48 a year. Your state's rate moves this up or down; see the table above.
Is the BLACK+DECKER BDM05C energy efficient?
It uses 51% less electricity than the median certified room air conditioner, placing it in the top 10% of certified models.
What does the BLACK+DECKER BDM05C cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $33 a year in Louisiana (12.7¢/kWh) and $125 in Hawaii (48.0¢/kWh).

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