Watt Hours (Wh) Conversions
Watt Hours (Wh) is a unit of energy. Pick a converter below to convert Watt Hours to any other energy unit — each one shows the formula, a worked example and a reference table.
Quick Reference
| 1 Wh = 3600 J | Joules |
| 1 Wh = 3.6 kJ | Kilojoules |
| 1 Wh = 0.001 kWh | Kilowatt Hours |
| 1 Wh = 1.0000e-06 MWh | Megawatt Hours |
| 1 Wh = 1.0000e-09 GWh | Gigawatt Hours |
| 1 Wh = 860.42065 cal | Calories |
| 1 Wh = 0.860421 kcal | Kilocalories |
| 1 Wh = 3.412142 BTU | British Thermal Units |