kilowatt-hours to kilojoules
Convert kilowatt-hour to kilojoule — instant, free, with the formula shown.
1 kWh=3600 kJ
How to convert kilowatt-hour to kilojoule
To convert kilowatt-hour to kilojoule, multiply by 3600:
kJ = kWh × 3600
For example, 10 kWh × 3600 = 36000 kJ.
kWh to kJ conversion table
| kilowatt-hours (kWh) | kilojoules (kJ) |
|---|---|
| 1 kWh | 3600 kJ |
| 2 kWh | 7200 kJ |
| 5 kWh | 18000 kJ |
| 10 kWh | 36000 kJ |
| 25 kWh | 90000 kJ |
| 50 kWh | 180000 kJ |
| 100 kWh | 360000 kJ |
| 250 kWh | 900000 kJ |
| 500 kWh | 1800000 kJ |
| 1000 kWh | 3600000 kJ |
Other kilowatt-hour conversions
Convert to kilojoule from another unit
kWh to kJ — frequently asked
How many kilojoules are in 1 kilowatt-hour?
1 kilowatt-hour = 3600 kilojoules (kWh × 3600 = kJ).
What is the formula to convert kilowatt-hour to kilojoule?
Multiply your kilowatt-hour value by 3600 to get kilojoule.
How do I convert 10 kilowatt-hours to kilojoules?
10 kWh = 36000 kJ. For 100 kWh the answer is 360000 kJ. Use the calculator on this page for any other value.