1 British thermal unit (BTU) = 0.2930710702 watt-hours (Wh). To convert, divide by 3.412141633: Wh = BTU ÷ 3.412141633. For example, 5 BTU = 1.465355351 Wh.
Wh = BTU ÷ 3.412141633
British thermal units to watt-hours table
| British thermal units (BTU) | Watt-hours (Wh) |
|---|---|
| 1 | 0.2930710702 |
| 2 | 0.5861421403 |
| 3 | 0.8792132105 |
| 4 | 1.172284281 |
| 5 | 1.465355351 |
| 10 | 2.930710702 |
| 20 | 5.861421403 |
| 25 | 7.326776754 |
| 50 | 14.65355351 |
| 100 | 29.30710702 |
| 250 | 73.26776754 |
| 500 | 146.5355351 |
| 1,000 | 293.0710702 |
The two units
British thermal unit (BTU). The International Table BTU, used for heating and air-conditioning ratings.
Watt-hour (Wh). One watt for one hour: 3,600 joules. Battery capacities are given in Wh.
Convert British thermal units to other units
- British thermal units to joules — 1 BTU = 1,055.055853 J
- British thermal units to kilojoules — 1 BTU = 1.055055853 kJ
- British thermal units to calories — 1 BTU = 252.1644007 cal
- British thermal units to kilocalories — 1 BTU = 0.2521644007 kcal
- British thermal units to kilowatt-hours — 1 BTU = 0.0002930711 kWh
- British thermal units to electronvolts — 1 BTU = 6.585141e+21 eV
Convert other units to watt-hours
Questions people ask
- How many watt-hours are in a British thermal unit?
- 0.2930710702.
- How do you convert British thermal units to watt-hours?
- Wh = BTU ÷ 3.412141633. It is the same as dividing by 3.412141633.
- How do you convert watt-hours back to British thermal units?
- BTU = Wh × 3.412141633. See watt-hours to British thermal units.
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