Watt-hours to Kilojoules Converter
1 Wh = 3.6 kJ. Type any value — it converts as you type, right in your browser.
=
3.6 kJ
Formula
kJ = Wh × 3.6
Watt-hours to Kilojoules conversion table
| Watt-hours (Wh) | Kilojoules (kJ) |
|---|---|
| 0.1 | 0.36 |
| 0.5 | 1.8 |
| 1 | 3.6 |
| 2 | 7.2 |
| 5 | 18 |
| 10 | 36 |
| 20 | 72 |
| 50 | 180 |
| 100 | 360 |
| 500 | 1,800 |
| 1,000 | 3,600 |
FAQ
How many kilojoules in a watt-hour?
1 Wh equals 3.6 kJ.
How do I convert Wh to kJ?
Multiply the watt-hours value by 3.6 to get kilojoules.
What is the reverse conversion (kJ to Wh)?
1 kJ equals 0.27777778 Wh. Use our Kilojoules to Watt-hours converter for the other direction.