British Thermal Units to Watt-hours
Convert British thermal units (BTU) to watt-hours (Wh). Type in either box; the other updates as you go.
How to convert British thermal units to watt-hours
To convert British thermal units to watt-hours, multiply the number of British thermal units by 0.2930710702.
Example
Convert 5 British thermal units to watt-hours:
British Thermal Unit to watt-hour conversion chart
| British Thermal Units (BTU) | Watt-hours (Wh) |
|---|---|
| 1 BTU | 0.2930711 Wh |
| 2 BTU | 0.5861421 Wh |
| 3 BTU | 0.8792132 Wh |
| 4 BTU | 1.172284 Wh |
| 5 BTU | 1.465355 Wh |
| 6 BTU | 1.758426 Wh |
| 7 BTU | 2.051497 Wh |
| 8 BTU | 2.344569 Wh |
| 9 BTU | 2.63764 Wh |
| 10 BTU | 2.930711 Wh |
| 12 BTU | 3.516853 Wh |
| 15 BTU | 4.396066 Wh |
| 20 BTU | 5.861421 Wh |
| 25 BTU | 7.326777 Wh |
| 30 BTU | 8.792132 Wh |
| 40 BTU | 11.72284 Wh |
| 50 BTU | 14.65355 Wh |
| 60 BTU | 17.58426 Wh |
| 70 BTU | 20.51497 Wh |
| 75 BTU | 21.98033 Wh |
| 80 BTU | 23.44569 Wh |
| 90 BTU | 26.3764 Wh |
| 100 BTU | 29.30711 Wh |
| 150 BTU | 43.96066 Wh |
| 200 BTU | 58.61421 Wh |
| 250 BTU | 73.26777 Wh |
| 500 BTU | 146.5355 Wh |
| 1,000 BTU | 293.0711 Wh |
Going the other way? See the watt-hours to British thermal units chart.
About the units
British Thermal Unit (BTU)
A British thermal unit (International Table) is about 1,055 joules, the heat that warms one pound of water by one degree Fahrenheit.
Watt-hour (Wh)
A watt-hour is the energy of one watt for one hour, 3,600 joules. Batteries are rated in watt-hours.
Frequently asked questions
How many watt-hours are in a British thermal unit?
There are 0.2930710702 watt-hours in a British thermal unit.
How many British thermal units are in a watt-hour?
There are 3.412141633 British thermal units in a watt-hour.
How do you convert British thermal units to watt-hours?
To convert British thermal units to watt-hours, multiply the number of British thermal units by 0.2930710702.
What is 5 British thermal units in watt-hours?
5 British thermal units equals 1.46536 watt-hours.
Convert between joules, calories, kilocalories, kilowatt-hours and BTU. Open the energy converter to see a value in every unit at once.