WattCost

Data through April 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

K�hl KCVS12B30B

Under the DOE test basis of 750 hours a year, the K�hl KCVS12B30B draws 567 kWh — about $107 at the U.S. average rate, concentrated in the months you actually run it. Efficiency-wise it's unremarkable in a good way: within 7% of the median certified room air conditioner (rank 212 of 396). Where you live moves the bill from $70 a year in North Dakota to $264 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

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

$107/yr

$52 · cheapest certified room air conditioners$395 · priciest
Per month
$8.90
Per day
29¢
Certified use
567 kWh/yr
Cooling capacity
12,700 BTU/hr
CEER
16.8
Mounting
Straddles Windowsill
Variable-speed compressor
Yes
274 kWh2,096 kWh
Where the K�hl KCVS12B30B (▮) sits among all 396 certified room air conditioners, by annual kWh

What it costs in every state

K�hl KCVS12B30B: 567 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$99
Alaska27.4¢$155
Arizona15.5¢$88
Arkansas14.2¢$80
California35.3¢$200
Colorado16.5¢$94
Connecticut32.2¢$183
Delaware18.8¢$107
District of Columbia25.4¢$144
Florida15.4¢$87
Georgia15.4¢$87
Hawaiipriciest46.6¢$264
Idaho12.7¢$72
Illinois20.5¢$116
Indiana17.9¢$101
Iowa13.9¢$79
Kansas15.8¢$89
Kentucky15.0¢$85
Louisiana14.4¢$82
Maine28.4¢$161
Maryland22.1¢$125
Massachusetts29.4¢$167
Michigan21.4¢$121
Minnesota16.4¢$93
Mississippi16.8¢$95
Missouri14.0¢$79
Montana13.9¢$79
Nebraska13.3¢$75
Nevada14.3¢$81
New Hampshire27.2¢$154
New Jersey23.5¢$133
New Mexico15.2¢$86
New York29.4¢$167
North Carolina16.3¢$92
North Dakotacheapest12.3¢$70
Ohio19.5¢$111
Oklahoma13.3¢$75
Oregon15.8¢$89
Pennsylvania21.5¢$122
Rhode Island28.3¢$160
South Carolina17.1¢$97
South Dakota14.5¢$82
Tennessee14.9¢$85
Texas17.0¢$96
Utah13.3¢$75
Vermont24.6¢$139
Virginia17.4¢$99
Washington14.4¢$81
West Virginia16.1¢$91
Wisconsin19.2¢$109
Wyoming14.7¢$83

Certified models closest in efficiency

room air conditioners within reach of 567 kWh/yr
ModelkWh/yr$/yr (US avg)
K�hl KCVS12B10Bmost efficient569$107
Midea MAW12V1WBKmost efficient563$106
Midea MAW12V1WBK-Tmost efficient563$106
Midea MAW12V1WWTmost efficient563$106
Midea MAW12V1WWT-Tmost efficient563$106
Midea MWEUWA-12CRFN8-BCP0most efficient563$106

Run your own numbers

Your rate, your numbers

Per day
29¢
Per month
$8.90
Per year
$107

567 kWh/yr × 18.8¢/kWh = $107/yr

Prefilled with this model's certified 567 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 KCVS12B30B use?
ENERGY STAR certifies the K�hl KCVS12B30B at 567 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 KCVS12B30B cost to run per month?
About $8.90 a month at the U.S. average residential rate (18.8¢/kWh) — 29¢ a day, or $107 a year. Your state's rate moves this up or down; see the table above.
Is the K�hl KCVS12B30B energy efficient?
It uses 7% more electricity than the median certified room air conditioner. It also meets ENERGY STAR's Most Efficient criteria.
What does the K�hl KCVS12B30B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $70 a year in North Dakota (12.3¢/kWh) and $264 in Hawaii (46.6¢/kWh).

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