Watt hour to Kilojoule
3.6 kilojoule (kJ) equals 1 watt hour (Wh). Reverse: kilojoule to watt hour →
watt hour to kilojoule Conversion Table
| watt hour (Wh) | kilojoule (kJ) | |
|---|---|---|
| 0.01 Wh | → | 0.036 kJ |
| 0.1 Wh | → | 0.36 kJ |
| 1.0 Wh | → | 3.6 kJ |
| 2.0 Wh | → | 7.2 kJ |
| 3.0 Wh | → | 10.8 kJ |
| 5.0 Wh | → | 18.0 kJ |
| 10.0 Wh | → | 36.0 kJ |
| 20.0 Wh | → | 72.0 kJ |
| 30.0 Wh | → | 108.0 kJ |
| 50.0 Wh | → | 180.0 kJ |
| 100.0 Wh | → | 360.0 kJ |
| 1000.0 Wh | → | 3600.0 kJ |
Example Conversion
To convert from watt hour to kilojoule, multiply by 3.6.
For example: 22 watt hour = 22 × 3.6 = 79.2 kilojoule
Unit History
About watt hour
Developed alongside electric power grids, the watt-hour measures energy consumption as power delivered over time. It is still used in metering household appliances and batteries.
About kilojoule
Kilojoules provide a practical metric scale for everyday energy quantities, appearing on nutrition labels, vehicle specifications, and scientific measurements.