BTU HVAC Converter
Sizing an air conditioner or comparing specs? Convert cooling capacity between BTU per hour, AC tons, kilowatts, and watts in one click — useful when reading nameplates, brochures, or solar load estimates.
Result will appear here.
How to use
- Enter a value or select an option.
- Choose From and To units — the result updates live.
- Also see the converted values in all units below.
Note: 1 AC ton = 12000 BTU per hour = 3.51685 kW of cooling capacity.
Frequently Asked Questions (FAQ)
What can I convert with the BTU HVAC converter?
Cooling capacity between BTU per hour, AC tons, kilowatts, and watts.
How many BTU are in one AC ton?
One AC ton equals 12000 BTU per hour, which is 3.51685 kW of cooling capacity.
When would I need this conversion?
When sizing an air conditioner or reading nameplates and brochures that list capacity in a different unit, including solar load estimates.
How do I swap the conversion direction?
Press the Swap button between the From and To boxes to reverse the units in one click.