Watt-hours to Kilojoules
Type a value in Wh and the kJ equivalent appears instantly.
How to convert Wh to kJ
Multiply the Wh value by 3.6.
1 Wh = 3.6 kJ
Quick conversion table
| Wh | kJ |
|---|---|
| 1 | 3.6 |
| 2 | 7.2 |
| 5 | 18 |
| 10 | 36 |
| 20 | 72 |
| 50 | 180 |
| 100 | 360 |
| 500 | 1800 |
| 1000 | 3600 |
About the units
Watt-hours (Wh): 3,600 joules. Phone and laptop battery capacity.
Kilojoules (kJ): 1,000 joules. Food energy labels in Australia and Europe.