WattCost

Data through June 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

K�hl+ KHVS12B33B

The K�hl+ KHVS12B33B is certified at 598 kWh per year (based on 750 standardized hours), roughly $110 at the national average — though seasonal use means your real bill lands in a few months, not twelve. That's close to the middle of the certified pack — about 12% above the median room air conditioner, ranked 255 of 439. Where you live moves the bill from $78 a year in Nevada to $315 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

Uses 61% less energy than the U.S. federal minimum

Dimensions 15.9" H × 25.9" W × 29" D, 115 lb

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

$110/yr

$48 · cheapest certified room air conditioners$384 · priciest
Per month
$9.14
Per day
30¢
Certified use
598 kWh/yr
Cooling capacity
12,600 BTU/hr
CEER
15.8
Mounting
Straddles Windowsill
Variable-speed compressor
Yes
260 kWh2,096 kWh
Where the K�hl+ KHVS12B33B (▮) sits among all 439 certified room air conditioners, by annual kWh

What it costs in every state

K�hl+ KHVS12B33B: 598 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$98
Alaska28.2¢$169
Arizona15.2¢$91
Arkansas14.1¢$84
California34.7¢$208
Colorado17.1¢$102
Connecticut24.3¢$145
Delaware19.3¢$115
District of Columbia24.4¢$146
Florida15.1¢$90
Georgia16.4¢$98
Hawaiipriciest52.7¢$315
Idaho14.4¢$86
Illinois19.9¢$119
Indiana17.5¢$105
Iowa15.9¢$95
Kansas15.7¢$94
Kentucky14.3¢$85
Louisiana13.5¢$81
Maine29.6¢$177
Maryland21.8¢$131
Massachusetts29.6¢$177
Michigan23.0¢$138
Minnesota17.5¢$105
Mississippi14.9¢$89
Missouri16.2¢$97
Montana15.1¢$91
Nebraska13.3¢$79
Nevadacheapest13.1¢$78
New Hampshire27.0¢$162
New Jersey24.9¢$149
New Mexico15.1¢$90
New York29.5¢$176
North Carolina14.7¢$88
North Dakota14.1¢$84
Ohio19.2¢$115
Oklahoma14.3¢$86
Oregon16.3¢$98
Pennsylvania21.7¢$130
Rhode Island29.2¢$175
South Carolina15.6¢$93
South Dakota15.4¢$92
Tennessee14.1¢$84
Texas15.9¢$95
Utah13.4¢$80
Vermont24.4¢$146
Virginia17.2¢$103
Washington14.9¢$89
West Virginia15.4¢$92
Wisconsin19.6¢$117
Wyoming15.2¢$91

Certified models closest in efficiency

room air conditioners within reach of 598 kWh/yr
ModelkWh/yr$/yr (US avg)
BLACK+DECKER BD12NWES600$110
Century RXTS-121A600$110
Comfort Aire RXTS-121A600$110
Danby DAC120ECBIWDB600$110
DELLA 048-TL-W12KI600$110
ELEMENT EHWR12BE600$110

Run your own numbers

Your rate, your numbers

Per day
30¢
Per month
$9.14
Per year
$110

598 kWh/yr × 18.3¢/kWh = $110/yr

Prefilled with this model's certified 598 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 K�hl+ KHVS12B33B use?
ENERGY STAR certifies the K�hl+ KHVS12B33B at 598 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 K�hl+ KHVS12B33B cost to run per month?
About $9.14 a month at the U.S. average residential rate (18.3¢/kWh) — 30¢ a day, or $110 a year. Your state's rate moves this up or down; see the table above.
Is the K�hl+ KHVS12B33B energy efficient?
It uses 12% more electricity than the median certified room air conditioner. It also meets ENERGY STAR's Most Efficient criteria.
What does the K�hl+ KHVS12B33B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $78 a year in Nevada (13.1¢/kWh) and $315 in Hawaii (52.7¢/kWh).

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