Convert Kilowatt Hours to Kilojoules

Convert kilowatt hours (kWh) to kilojoules (kJ) with our free online converter. Includes formula, conversion table, and common examples.

From

kWh

Kilowatt Hours

To

kJ

Kilojoules

How It Works

Multiply the kWh value by 3600

Example: 1 kWh = 3600 kJ

Kilowatt Hours to Kilojoules Table

Kilowatt Hours (kWh)	Kilojoules (kJ)
1 kWh	3600 kJ
2 kWh	7200 kJ
3 kWh	10800 kJ
4 kWh	14400 kJ
5 kWh	18000 kJ
6 kWh	21600 kJ
7 kWh	25200 kJ
8 kWh	28800 kJ
9 kWh	32400 kJ
10 kWh	36000 kJ
12 kWh	43200 kJ
15 kWh	54000 kJ
20 kWh	72000 kJ
25 kWh	90000 kJ
30 kWh	108000 kJ

Did You Know?

One kilowatt hour is exactly 3,600 kilojoules (3.6 megajoules).
The kWh is the standard billing unit for electricity.

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