Convert Kilowatt-hour to Kilojoule (kWh to kJ)

1 kWh = 3,600 kJ

How to convert kilowatt-hours to kilojoules

To convert kilowatt-hours to kilojoules, multiply kilowatt-hours by 3,600

To convert kilojoules to kilowatt-hours, divide kilojoules by 3,600

Common kilowatt-hour to kilojoule examples

Kilowatt-hour (kWh) Kilojoule (kJ)
1 kWh 3,600 kJ
10 kWh 36,000 kJ
50 kWh 180,000 kJ
100 kWh 360,000 kJ
250 kWh 900,000 kJ
500 kWh 1,800,000 kJ
1,000 kWh 3,600,000 kJ
10,000 kWh 36,000,000 kJ
100,000 kWh 360,000,000 kJ
1,000,000 kWh 3,600,000,000 kJ

Frequently asked questions

How many kilojoules are in 100 kilowatt-hours?

100 kWh equals about 360,000 kJ.

What is the kilowatt-hours to kilojoules formula?

Use kilojoules = kilowatt-hours × 3,600. For reverse conversion, kilowatt-hours = kilojoules × 0.000277777778.

Can I convert kilojoules to kilowatt-hours too?

Yes. The calculator supports two-way conversion. Edit either field and the other updates instantly.

Is this conversion exact?

The converter uses fixed unit factors. Display values are rounded for readability.