How to convert kilowatt hours to kilojoules
One kilowatt hour equals 3,600 kilojoules, so multiply the number of kilowatt hours by 3,600. For example, 5 kWh × 3,600 = 18,000 kJ.
Kilowatt hours to kilojoules table
| Kilowatt hours (kWh) | Kilojoules (kJ) |
|---|---|
| 0.1 kWh | 360 kJ |
| 0.5 kWh | 1,800 kJ |
| 1 kWh | 3,600 kJ |
| 2 kWh | 7,200 kJ |
| 3 kWh | 10,800 kJ |
| 4 kWh | 14,400 kJ |
| 5 kWh | 18,000 kJ |
| 6 kWh | 21,600 kJ |
| 7 kWh | 25,200 kJ |
| 8 kWh | 28,800 kJ |
| 9 kWh | 32,400 kJ |
| 10 kWh | 36,000 kJ |
| 15 kWh | 54,000 kJ |
| 20 kWh | 72,000 kJ |
| 25 kWh | 90,000 kJ |
| 30 kWh | 108,000 kJ |
| 50 kWh | 180,000 kJ |
| 75 kWh | 270,000 kJ |
| 100 kWh | 360,000 kJ |
| 250 kWh | 900,000 kJ |
| 500 kWh | 1,800,000 kJ |
| 1,000 kWh | 3,600,000 kJ |
Need it the other way? Use the kilojoules to kilowatt hours converter, or the unit converter for any other energy unit.
Questions
How many kilojoules are in a kilowatt hour?
1 kWh = 3,600 kJ.
How many kilowatt hours are in a kilojoule?
1 kJ = 0.0002777778 kWh.
What is 10 kWh in kJ?
10 kWh = 36,000 kJ.