Home
Air conditioner size calculator
Enter room ping and conditions to get a simplified first-release sizing suggestion.
AC capacity estimate
Enter room area and select conditions that add heat load.
Formula and method
Base BTU = ping × 2500. Add 12% for west-facing rooms, 10% for top floors, 12% for high ceilings, and 10% for open spaces, then convert to kW and tons.
Example
Example: a 6 ping west-facing room starts around 15,000 BTU before site-specific adjustments.
Last updated:
FAQ
Is this an exact purchase recommendation?
No. Insulation, sunlight, appliances, occupancy, and manufacturer specs still matter.
How do I get the ping area?
Estimate square meters from room dimensions, then convert to ping.
Related tools
Home
Ping to square meter converter
Convert Taiwan ping and square meters with common reference values.
Open toolHome
Air conditioner electricity cost calculator
Estimate monthly AC electricity cost from power, hours, days, and price per kWh.
Open tool