Watt-hour to kilojoule converter (Wh to kJ)
1 watt-hour = 3.6 kilojoule · 1 kilojoule = 0.277778 watt-hour
watt-hour to kilojoule formula
kilojoule = watt-hour × 3.6
Worked example
10 watt-hour = 10 × 3.6 = 36 kilojoule
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watt-hour to kilojoule conversion table
| watt-hour (Wh) | kilojoule (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 |
| 15 Wh | 54 kJ |
| 20 Wh | 72 kJ |
| 25 Wh | 90 kJ |
| 30 Wh | 108 kJ |
| 40 Wh | 144 kJ |
| 50 Wh | 180 kJ |
| 60 Wh | 216 kJ |
| 70 Wh | 252 kJ |
| 80 Wh | 288 kJ |
| 90 Wh | 324 kJ |
| 100 Wh | 360 kJ |
| 200 Wh | 720 kJ |
| 250 Wh | 900 kJ |
| 500 Wh | 1,800 kJ |
| 1,000 Wh | 3,600 kJ |
About these units
- kilojoule (kJ)
- Used on food labels in some countries.
FAQ
How many kilojoule in 1 watt-hour?
1 watt-hour is 3.6 kilojoule.
How many watt-hour in 1 kilojoule?
1 kilojoule is 0.277778 watt-hour.
What is the formula to convert watt-hour to kilojoule?
kilojoule = watt-hour × 3.6. For example, 10 watt-hour = 10 × 3.6 = 36 kilojoule.
What is 10 watt-hour in kilojoule?
10 watt-hour = 36 kilojoule.
Convert watt-hour to other units
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