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Air Conditioner 12,000 BTU: Price Guide and Room Size
12,000 BTU is the most popular size in Thailand. Here is what fair prices look like in 2026 and which rooms it actually fits.
By เจิดพงษ์ มากกูล1 min read
12,000 BTU is the workhorse of Thai homes — and the size most people Google before buying. The right answer depends on your room, not the price tag.
What room is 12,000 BTU for?
Fair price ranges in 2026
Common mistakes
Buying 12,000 BTU for a 24 sqm living room because the price is good — the unit will run flat out and never cool the room. Buying 18,000 BTU for a small bedroom — short cycling, clammy air, higher bills.
Match the BTU to the room first. Pick the brand and price second.
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