WattCost

Data through April 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 $113 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 225 of 396. Where you live moves the bill from $74 a year in North Dakota to $279 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

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

$113/yr

$52 · cheapest certified room air conditioners$395 · priciest
Per month
$9.39
Per day
31¢
Certified use
598 kWh/yr
Cooling capacity
12,600 BTU/hr
CEER
15.8
Mounting
Straddles Windowsill
Variable-speed compressor
Yes
274 kWh2,096 kWh
Where the K�hl+ KHVS12B33B (▮) sits among all 396 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
Alabama17.4¢$104
Alaska27.4¢$164
Arizona15.5¢$93
Arkansas14.2¢$85
California35.3¢$211
Colorado16.5¢$99
Connecticut32.2¢$193
Delaware18.8¢$112
District of Columbia25.4¢$152
Florida15.4¢$92
Georgia15.4¢$92
Hawaiipriciest46.6¢$279
Idaho12.7¢$76
Illinois20.5¢$122
Indiana17.9¢$107
Iowa13.9¢$83
Kansas15.8¢$94
Kentucky15.0¢$90
Louisiana14.4¢$86
Maine28.4¢$170
Maryland22.1¢$132
Massachusetts29.4¢$176
Michigan21.4¢$128
Minnesota16.4¢$98
Mississippi16.8¢$100
Missouri14.0¢$84
Montana13.9¢$83
Nebraska13.3¢$79
Nevada14.3¢$85
New Hampshire27.2¢$163
New Jersey23.5¢$141
New Mexico15.2¢$91
New York29.4¢$176
North Carolina16.3¢$97
North Dakotacheapest12.3¢$74
Ohio19.5¢$117
Oklahoma13.3¢$80
Oregon15.8¢$94
Pennsylvania21.5¢$128
Rhode Island28.3¢$169
South Carolina17.1¢$102
South Dakota14.5¢$87
Tennessee14.9¢$89
Texas17.0¢$102
Utah13.3¢$79
Vermont24.6¢$147
Virginia17.4¢$104
Washington14.4¢$86
West Virginia16.1¢$96
Wisconsin19.2¢$115
Wyoming14.7¢$88

Certified models closest in efficiency

room air conditioners within reach of 598 kWh/yr
ModelkWh/yr$/yr (US avg)
BLACK+DECKER BD12NWES600$113
Century RXTS-121A600$113
Comfort Aire RXTS-121A600$113
Danby DAC120ECBIWDB600$113
DELLA 048-TL-W12KI600$113
ELEMENT EHWR12BE600$113

Run your own numbers

Your rate, your numbers

Per day
31¢
Per month
$9.38
Per year
$113

598 kWh/yr × 18.8¢/kWh = $113/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 $9.39 a month at the U.S. average residential rate (18.8¢/kWh) — 31¢ a day, or $113 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 $74 a year in North Dakota (12.3¢/kWh) and $279 in Hawaii (46.6¢/kWh).

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