BTU to Watt-hours Converter
Convert BTU to Wh instantly. 1 BTU = 0.2930710702 Wh.
Conversion Formula
Wh = BTU × 0.2930710702
Example
25 BTU × 0.2930710702 = 7.326776754 Wh
Convert the other way: Watt-hours to BTU →
BTU to Watt-hours Conversion Table
| BTU (BTU) | Watt-hours (Wh) |
|---|---|
| 0.1 | 0.02930710702 |
| 0.5 | 0.1465355351 |
| 1 | 0.2930710702 |
| 2 | 0.5861421403 |
| 5 | 1.465355351 |
| 10 | 2.930710702 |
| 20 | 5.861421403 |
| 25 | 7.326776754 |
| 50 | 14.65355351 |
| 100 | 29.30710702 |
| 500 | 146.5355351 |
| 1,000 | 293.0710702 |
About These Units
- BTU (BTU)
- The British thermal unit, about 1,055.06 J, roughly the heat that raises one pound of water by 1 °F. It is used in the United States for furnace, air conditioner, and natural gas energy figures.
- Watt-hours (Wh)
- Exactly 3,600 joules, the energy delivered by one watt for one hour. Watt-hours rate phone power banks and laptop batteries, and airlines set their lithium battery carry-on limits in this unit.
Frequently Asked Questions
How many Wh are in 1 BTU?
1 BTU equals 0.2930710702 Wh.
How do I convert BTU to Watt-hours?
Multiply your BTU value by 0.2930710702. For example, 25 BTU × 0.2930710702 = 7.326776754 Wh.
How many BTU are in 1 Wh?
1 Wh equals 3.412141633 BTU.