Marks Calc

kilojoules to kilowatt-hours

Convert kilojoule to kilowatt-hour — instant, free, with the formula shown.

1 kJ=0.000278 kWh

How to convert kilojoule to kilowatt-hour

To convert kilojoule to kilowatt-hour, multiply by 0.00027778:

kWh = kJ × 0.00027778

For example, 10 kJ × 0.000278 = 0.002778 kWh.

kJ to kWh conversion table

kilojoules (kJ)kilowatt-hours (kWh)
1 kJ0.000278 kWh
2 kJ0.000556 kWh
5 kJ0.001389 kWh
10 kJ0.002778 kWh
25 kJ0.006944 kWh
50 kJ0.013889 kWh
100 kJ0.027778 kWh
250 kJ0.069444 kWh
500 kJ0.138889 kWh
1000 kJ0.277778 kWh
Reverse: Kilowatt-hour to Kilojoule

Other kilojoule conversions

Convert to kilowatt-hour from another unit

kJ to kWh — frequently asked

How many kilowatt-hours are in 1 kilojoule?

1 kilojoule = 0.000278 kilowatt-hours (kJ × 0.000278 = kWh).

What is the formula to convert kilojoule to kilowatt-hour?

Multiply your kilojoule value by 0.00027778 to get kilowatt-hour.

How do I convert 10 kilojoules to kilowatt-hours?

10 kJ = 0.002778 kWh. For 100 kJ the answer is 0.027778 kWh. Use the calculator on this page for any other value.

See all energy converters