Watt-hour to Kilojoule Converter
Convert Watt-hours (Wh) to Kilojoules (kJ) instantly. Enter a value below for an accurate Energy conversion.
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Convert from Watt-hour to Kilojoule
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Watt-hour to Kilojoule: Quick Answer
One Watt-hour (Wh) equals 3.6 Kilojoules (kJ). To convert any value, enter it above or use the formula below.
Formula
Multiply the Watt-hour value by 3.6 to get the equivalent in Kilojoules.
Watt-hour to Kilojoule Conversion Table
| Wh | kJ |
|---|---|
| 1 | 3.6 |
| 2 | 7.2 |
| 3 | 10.8 |
| 5 | 18 |
| 10 | 36 |
| 20 | 72 |
| 50 | 180 |
| 100 | 360 |
| 1,000 | 3,600 |
| kJ | Wh |
|---|---|
| 1 | 0.277778 |
| 2 | 0.555556 |
| 3 | 0.833333 |
| 5 | 1.388889 |
| 10 | 2.777778 |
| 20 | 5.555556 |
| 50 | 13.888889 |
| 100 | 27.777778 |
| 1,000 | 277.777778 |
Frequently Asked Questions
How many Kilojoules are in one Watt-hour?
One Watt-hour equals 3.6 Kilojoules.
How do I convert Watt-hours to Kilojoules?
Multiply the number of Watt-hours by 3.6. For example, 10 Wh = 36 kJ.
Is the Wh to kJ converter free?
Yes. Quick Unit Convert is completely free to use, with no signup required.