PowerGuide

What Size Air Con Do I Need?

Enter your room's size and a few details and we'll work out the cooling capacity in BTU you need, then show which portable units and split systems cover it.

Describe the room

You need about
9,000 BTU
≈ 2.6 kW cooling
Recommendation
Large portable

You need a larger 9,000–12,000 BTU portable, or consider a fixed split.

Indicative sizing based on floor area, ceiling height, sun, occupancy and heat load. Rounds up to the nearest 500 BTU. A quick survey confirms the exact size for your room.

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