Convert watt hours to kilojoules and back instantly with formula and common values.
To convert watt hours to kilojoules, multiply by 3.6.
| Watt Hours | Kilojoules |
|---|---|
| 1 | 3.6 |
| 5 | 18 |
| 10 | 36 |
| 25 | 90 |
| 50 | 180 |
| 100 | 360 |
| 500 | 1,800 |
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Multiply by 3.6. For example, 3.7 Wh × 3.6 = 13.32 kJ.
The formula is: kJ = Wh × 3.6.
One watt hour equals 3.6 kilojoules.