AC Tonnage Calculator
Enter the room size and conditions and get the tonnage that will actually cool it — undersized ACs run forever and oversized ones short-cycle, so the sizing matters more than the brand.
AC Tonnage Calculator
Quick sizing for split / cassette ACs — Indian climate adjustment
TV, fridge, etc.
Result
BTU load5,767BTU/hr
Calculated tonnage0.48ton
Recommended1.0 ton
Indicative price₹38,500× count
Daikin / Hitachi 5-star split inverter, installed.
Formula
BTU = (sft × 25 + people × 600 + appliances × 400) × sun × height factor
1 ton = 12,000 BTU
1 ton = 12,000 BTU
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