WattCost

Data through April 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

K�hl KCVL28B30B

Under the DOE test basis of 750 hours a year, the K�hl KCVL28B30B draws 1,571 kWh — about $296 at the U.S. average rate, concentrated in the months you actually run it. It sits near the bottom of the certified table — using 195% more than the median room air conditioner (rank 392 of 396) — so the state you live in matters more than usual. Where you live moves the bill from $194 a year in North Dakota to $732 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

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

$296/yr

$52 · cheapest certified room air conditioners$395 · priciest
Per month
$24.65
Per day
81¢
Certified use
1,571 kWh/yr
Cooling capacity
28,900 BTU/hr
CEER
13.8
Mounting
Straddles Windowsill
Variable-speed compressor
Yes
274 kWh2,096 kWh
Where the K�hl KCVL28B30B (▮) sits among all 396 certified room air conditioners, by annual kWh

What it costs in every state

K�hl KCVL28B30B: 1,571 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama17.4¢$273
Alaska27.4¢$430
Arizona15.5¢$243
Arkansas14.2¢$222
California35.3¢$554
Colorado16.5¢$260
Connecticut32.2¢$506
Delaware18.8¢$295
District of Columbia25.4¢$399
Florida15.4¢$242
Georgia15.4¢$241
Hawaiipriciest46.6¢$732
Idaho12.7¢$199
Illinois20.5¢$322
Indiana17.9¢$281
Iowa13.9¢$218
Kansas15.8¢$248
Kentucky15.0¢$236
Louisiana14.4¢$227
Maine28.4¢$446
Maryland22.1¢$347
Massachusetts29.4¢$463
Michigan21.4¢$336
Minnesota16.4¢$257
Mississippi16.8¢$263
Missouri14.0¢$220
Montana13.9¢$218
Nebraska13.3¢$209
Nevada14.3¢$224
New Hampshire27.2¢$428
New Jersey23.5¢$370
New Mexico15.2¢$238
New York29.4¢$463
North Carolina16.3¢$255
North Dakotacheapest12.3¢$194
Ohio19.5¢$306
Oklahoma13.3¢$209
Oregon15.8¢$248
Pennsylvania21.5¢$337
Rhode Island28.3¢$445
South Carolina17.1¢$268
South Dakota14.5¢$228
Tennessee14.9¢$235
Texas17.0¢$267
Utah13.3¢$209
Vermont24.6¢$386
Virginia17.4¢$273
Washington14.4¢$226
West Virginia16.1¢$252
Wisconsin19.2¢$302
Wyoming14.7¢$231

Certified models closest in efficiency

room air conditioners within reach of 1,571 kWh/yr
ModelkWh/yr$/yr (US avg)
Friedrich KCVL28B30Amost efficient1,642$309
K�hl+ KHVL28B35Bmost efficient1,495$281
Friedrich KHVL28B35A1,679$316
Friedrich CCV24A30A1,417$267
TCL H24W4KW1,417$267
TCL H24W4KW-CA1,417$267

Run your own numbers

Your rate, your numbers

Per day
81¢
Per month
$24.65
Per year
$296

1,571 kWh/yr × 18.8¢/kWh = $296/yr

Prefilled with this model's certified 1,571 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 KCVL28B30B use?
ENERGY STAR certifies the K�hl KCVL28B30B at 1,571 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 KCVL28B30B cost to run per month?
About $24.65 a month at the U.S. average residential rate (18.8¢/kWh) — 81¢ a day, or $296 a year. Your state's rate moves this up or down; see the table above.
Is the K�hl KCVL28B30B energy efficient?
It uses 195% more electricity than the median certified room air conditioner, which puts it among the least efficient certified models. It also meets ENERGY STAR's Most Efficient criteria.
What does the K�hl KCVL28B30B cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $194 a year in North Dakota (12.3¢/kWh) and $732 in Hawaii (46.6¢/kWh).

Keep digging