WattCost

Data through June 2026

Running cost · Room Air Conditioners · ENERGY STAR certified

TCL W12WC72

Under the DOE test basis of 750 hours a year, the TCL W12WC72 draws 563 kWh — about $103 at the U.S. average rate, concentrated in the months you actually run it. That's close to the middle of the certified pack — about 6% above the median room air conditioner, ranked 239 of 439. The same unit costs $74 a year in Nevada but $297 in Hawaii — electricity rates, not the appliance, make the difference. It also meets ENERGY STAR's stricter “Most Efficient” criteria.

Uses 47% less energy than the U.S. federal minimum

Dimensions 15.2" H × 19.8" W × 21.5" D, 51.8 lb

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

$103/yr

$48 · cheapest certified room air conditioners$384 · priciest
Per month
$8.60
Per day
28¢
Certified use
563 kWh/yr
Cooling capacity
12,000 BTU/hr
CEER
16
Mounting
Straddles Window
Variable-speed compressor
Yes
260 kWh2,096 kWh
Where the TCL W12WC72 (▮) sits among all 439 certified room air conditioners, by annual kWh

What it costs in every state

TCL W12WC72: 563 kWh/yr × each state's average residential rate (EIA)
StateRate ¢/kWhThis model $/yrRelative cost
Alabama16.4¢$92
Alaska28.2¢$159
Arizona15.2¢$85
Arkansas14.1¢$79
California34.7¢$195
Colorado17.1¢$96
Connecticut24.3¢$137
Delaware19.3¢$109
District of Columbia24.4¢$137
Florida15.1¢$85
Georgia16.4¢$92
Hawaiipriciest52.7¢$297
Idaho14.4¢$81
Illinois19.9¢$112
Indiana17.5¢$98
Iowa15.9¢$90
Kansas15.7¢$88
Kentucky14.3¢$80
Louisiana13.5¢$76
Maine29.6¢$166
Maryland21.8¢$123
Massachusetts29.6¢$167
Michigan23.0¢$129
Minnesota17.5¢$99
Mississippi14.9¢$84
Missouri16.2¢$91
Montana15.1¢$85
Nebraska13.3¢$75
Nevadacheapest13.1¢$74
New Hampshire27.0¢$152
New Jersey24.9¢$140
New Mexico15.1¢$85
New York29.5¢$166
North Carolina14.7¢$83
North Dakota14.1¢$79
Ohio19.2¢$108
Oklahoma14.3¢$81
Oregon16.3¢$92
Pennsylvania21.7¢$122
Rhode Island29.2¢$164
South Carolina15.6¢$87
South Dakota15.4¢$86
Tennessee14.1¢$79
Texas15.9¢$90
Utah13.4¢$75
Vermont24.4¢$137
Virginia17.2¢$97
Washington14.9¢$84
West Virginia15.4¢$87
Wisconsin19.6¢$110
Wyoming15.2¢$86

Certified models closest in efficiency

room air conditioners within reach of 563 kWh/yr
ModelkWh/yr$/yr (US avg)
Brothers 102073most efficient563$103
Midea MAW12U1KWTmost efficient563$103
Midea MAW12U1KWT-Amost efficient563$103
Midea MAW12V1KYWT-Smost efficient563$103
Midea MAW12V1WBKmost efficient563$103
Midea MAW12V1WBK-Tmost efficient563$103

Run your own numbers

Your rate, your numbers

Per day
28¢
Per month
$8.60
Per year
$103

563 kWh/yr × 18.3¢/kWh = $103/yr

Prefilled with this model's certified 563 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 TCL W12WC72 use?
ENERGY STAR certifies the TCL W12WC72 at 563 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 TCL W12WC72 cost to run per month?
About $8.60 a month at the U.S. average residential rate (18.3¢/kWh) — 28¢ a day, or $103 a year. Your state's rate moves this up or down; see the table above.
Is the TCL W12WC72 energy efficient?
It uses 6% more electricity than the median certified room air conditioner. It also meets ENERGY STAR's Most Efficient criteria.
What does the TCL W12WC72 cost to run in the cheapest vs. priciest state?
At current residential rates it costs about $74 a year in Nevada (13.1¢/kWh) and $297 in Hawaii (52.7¢/kWh).

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