Convert Kilowatt-hours to Kilojoules
Convert kilowatt-hours to kilojoules (kWh to kJ) instantly. Free, accurate kilowatt-hours to kilojoules calculator with conversion formula and chart.
1 kWh = 3600 kJ
Conversion formula
1 kilowatt-hour = 3,600 kilojoules
Multiply a value in kilowatt-hours by 3,600 to get kilojoules; divide by the same number to convert back.
Kilowatt-hours to Kilojoules conversion table
| Kilowatt-hours (kWh) | Kilojoules (kJ) |
|---|---|
| 1 kWh | 3,600 kJ |
| 2 kWh | 7,200 kJ |
| 5 kWh | 18,000 kJ |
| 10 kWh | 36,000 kJ |
| 25 kWh | 90,000 kJ |
| 50 kWh | 180,000 kJ |
| 100 kWh | 360,000 kJ |
| 500 kWh | 1,800,000 kJ |
| 1,000 kWh | 3,600,000 kJ |
- For example, 12 kilowatt-hours is 43,200 kilojoules.
- A value of 75 kilowatt-hours converts to 270,000 kilojoules.
- Going the other way, 1 kilojoule is 0.000277778 kilowatt-hours.
More energy conversions
About Kilowatt-hours to Kilojoules
Easily convert kilowatt-hours (kWh) to kilojoules (kJ) with this free, instant calculator. Enter a value in kilowatt-hours to see the equivalent in kilojoules right away — accurate and calculated in your browser.
How to use Kilowatt-hours to Kilojoules
- 1
Enter the number of kilowatt-hours you want to convert.
- 2
The equivalent value in kilojoules appears instantly.
- 3
Switch units anytime to convert in either direction.
How to convert Kilowatt-hours to Kilojoules
Enter any value in kilowatt-hours (kWh) and this calculator instantly shows the equivalent in kilojoules (kJ) using the exact internationally agreed conversion factor — no rounding tricks, no ads in the way, and it works offline once the page is loaded.
Use the swap button to convert in the other direction (kilojoules to kilowatt-hours), or switch to any other energy unit from the dropdown — the same page handles joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours, btu, electronvolts.
Frequently Asked Questions
How do you convert kilowatt-hours to kilojoules?
Enter your value in kilowatt-hours and the converter instantly shows the result in kilojoules using the exact conversion factor.
Is the kilowatt-hours to kilojoules converter free?
Yes — it's completely free, instant and requires no sign-up.
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