Watt Hours to Kilojoules (Wh to kJ)
Convert watt hours to kilojoules with the calculator below. 1 watt hour equals 3.6 kilojoules.
Reverse: Kilojoules to Watt Hours (KJ to Wh) →
How to convert watt hours to kilojoules
Multiply the value in watt hours by 3.6. Formula: kJ = Wh x 3.6.
1 Wh = 3.6 kJ1 kJ = 0.2777777778 Wh
Example
Convert 10 watt hours to kilojoules: 10 Wh = 36 kJ.
Wh to KJ conversion table
| Watt Hours (Wh) | Kilojoules (kJ) |
|---|---|
| 0.1 Wh | 0.36 kJ |
| 0.25 Wh | 0.9 kJ |
| 0.5 Wh | 1.8 kJ |
| 1 Wh | 3.6 kJ |
| 2 Wh | 7.2 kJ |
| 3 Wh | 10.8 kJ |
| 4 Wh | 14.4 kJ |
| 5 Wh | 18 kJ |
| 6 Wh | 21.6 kJ |
| 7 Wh | 25.2 kJ |
| 8 Wh | 28.8 kJ |
| 9 Wh | 32.4 kJ |
| 10 Wh | 36 kJ |
| 12 Wh | 43.2 kJ |
| 15 Wh | 54 kJ |
| 20 Wh | 72 kJ |
| 25 Wh | 90 kJ |
| 30 Wh | 108 kJ |
| 40 Wh | 144 kJ |
| 50 Wh | 180 kJ |
| 75 Wh | 270 kJ |
| 100 Wh | 360 kJ |
| 250 Wh | 900 kJ |
| 500 Wh | 1800 kJ |
| 1000 Wh | 3600 kJ |
Convert watt hours to other units
Convert other units to kilojoules
Frequently asked questions
How many kilojoules are in 1 watt hour?
1 watt hour = 3.6 kilojoules.
How do you convert watt hours to kilojoules?
Multiply the value in watt hours by 3.6. Formula: kJ = Wh x 3.6.
How many watt hours are in 1 kilojoule?
1 kilojoule = 0.2777777778 watt hours.