WattCost

Data through April 2026

Room Air Conditioners · 22 certified models

24,000 BTU Room Air Conditioners

This capacity class covers 22 of the 396 certified room air conditioners in this data, costing $229–$267 a year at national-average rates (median $255).

All certified models

24,000 BTU Room Air Conditioners, ranked by certified annual kWh
#ModelkWh/yr$/yr (US avg)
1LG LW2422IVSM(208V)most efficient1,216$229
2LG LW2422IVSM(230V)most efficient1,216$229
3Midea MAW24S2KWT-Amost efficient1,304$246
4Midea MAW24V2KYWT-Smost efficient1,304$246
5Midea MWCUWH-24CRFN8-MCM8most efficient1,304$246
6Comfort Aire RADS-253R031,353$255
7Frigidaire FHWW245WE21,353$255
8Keplerx KBRC24RSVE21,353$255
9Keystone KSTAW242WA1,353$255
10Midea MAW24R2VWT1,353$255
11Midea MAW24RV1CWT1,353$255
12Midea MAW24S2VWT-A1,353$255
13Midea MAW24S2YWT-S1,353$255
14Midea MAW25R2VWT1,353$255
15Midea MWCUWH-24CRFN8-MCM31,353$255
16Perfect aire 1PACV25000E1,353$255
17Sea Breeze WA324ZREB1,353$255
18Friedrich CCV24A30A1,417$267
19TCL H24W4KW1,417$267
20TCL H24W4KW-CA1,417$267
21TCL T24WQ2S1,417$267
22Whirlpool WHAW-241IN1,417$267

Other capacity facets

Questions, answered with the data

How much does it cost to run 24,000 btu room air conditioners?
Among 22 certified models in this data, 24,000 btu room air conditioners cost $229 to $267 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $255.
Do 24,000 btu room air conditioners cost more or less than the average room air conditioner?
The median model here runs $255 a year, 154% more than the $100 median across all certified room air conditioners.
What's the cheapest model among 24,000 btu room air conditioners?
The LG LW2422IVSM(208V) costs about $229 a year at the U.S. average rate (1,216 kWh/yr) — the lowest certified figure in this group.
What does the certified annual-kWh figure assume for room air conditioners?
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.

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