BTU to Watts Converter
Convert BTU per hour to watts instantly, and watts back to BTU/h. Based on 1 BTU = 1055.05585262 J.
Independently verified for accuracy
Calculator by Toolsloft ↗- Result
- 0.293071 Watts (W)
- Conversion
- 1 BTU per hour (BTU/h) = 0.293071 Watts (W)
Convert BTU per hour to watts, and watts back to BTU per hour. Handy for sizing air conditioners, heaters, and appliance ratings that mix the two units. Enter the value and the answer appears instantly.
How this is calculated
One BTU (International Table) is 1055.05585262 joules, so one BTU per hour is that divided by 3,600 seconds, about 0.293071 watts. BTU/h is multiplied by that factor to get watts, and the reverse divides. A 12,000 BTU/h air conditioner, one ton of cooling, is about 3,517 watts.
How to use
- Enter the rating in BTU per hour.
- Keep the direction on BTU/h to watts, or press Swap units for watts to BTU/h.
- Read the result in watts.
Examples
- One BTU per hour:
1 BTU/h = 0.293071 W - A 12,000 BTU AC:
12000 BTU/h = 3516.852842 W - Watts to BTU/h:
1 W = 3.412142 BTU/h
FAQ
- How many watts is 1 BTU per hour?
- One BTU per hour is about 0.293 watts.
- How many watts is a 12,000 BTU air conditioner?
- About 3,517 watts, since 12,000 BTU per hour is one ton of cooling.