Kilowatt Hours to Kilojoules Converter

Engineering

Joules, calories, kilowatt-hours and more.

How to convert Kilowatt Hours to Kilojoules

Multiply the kilowatt hours value by 3,600: 1 kWh = 3,600 kJ. Going the other way, 1 kJ = 0.000277778 kWh, so divide by 3,600 or use the Kilojoules to Kilowatt Hours converter.

About these units

Kilowatt Hours (kWh)

A kilowatt-hour is 1,000 watt-hours, exactly 3.6 megajoules. Household electricity is billed per kWh.

Kilojoules (kJ)

A kilojoule is 1,000 joules. Food energy is labelled in kilojoules in many countries; 1 kJ is about 0.239 kilocalories.

Kilowatt Hours to Kilojoules conversion table

Kilowatt Hours (kWh)Kilojoules (kJ)
1 kWh3,600 kJ
2 kWh7,200 kJ
3 kWh10,800 kJ
4 kWh14,400 kJ
5 kWh18,000 kJ
10 kWh36,000 kJ
20 kWh72,000 kJ
25 kWh90,000 kJ
50 kWh180,000 kJ
100 kWh360,000 kJ
500 kWh1.8e+6 kJ
1,000 kWh3.6e+6 kJ

More kilowatt hours conversions