Kilojoule to Kilowatt-hour

1 kJ = 0.000278 kWh

One kilojoule equals 0.000278 kilowatt-hours, and one kilowatt-hour equals 3,600 kilojoules.

Kilojoule to Kilowatt-hour formula

kWh = kJ × 0.00027777778

To convert kilojoules to kilowatt-hours, multiply the value by 0.00027777778. One kilojoule equals 0.000278 kilowatt-hours.

Step-by-step examples

Convert 1 kilojoules to kilowatt-hours

  1. 1Start with the value in kilojoules: 1 kJ.
  2. 2Multiply by the conversion factor 0.00027777778.
  3. 31 × 0.00027777778 = 0.000278 kWh.

Result: 1 kJ = 0.000278 kWh

Convert 10 kilojoules to kilowatt-hours

  1. 1Start with the value in kilojoules: 10 kJ.
  2. 2Multiply by the conversion factor 0.00027777778.
  3. 310 × 0.00027777778 = 0.002778 kWh.

Result: 10 kJ = 0.002778 kWh

Convert 100 kilojoules to kilowatt-hours

  1. 1Start with the value in kilojoules: 100 kJ.
  2. 2Multiply by the conversion factor 0.00027777778.
  3. 3100 × 0.00027777778 = 0.027778 kWh.

Result: 100 kJ = 0.027778 kWh

Kilojoule to Kilowatt-hour conversion table

Kilojoule (kJ)Kilowatt-hour (kWh)
0.010.000003
0.10.000028
0.50.000139
10.000278
20.000556
30.000833
40.001111
50.001389
100.002778
200.005556
250.006944
500.013889
1000.027778
2500.069444
5000.138889
10000.277778

Kilojoule to Kilowatt-hour chart

00.0006940.001390.002080.002780 kJ10 kJ

kJ (horizontal) vs kWh (vertical)

Batch convert — paste multiple values

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Reverse: Kilowatt-hour to Kilojoule

Frequently asked questions

How many kilowatt-hours are in a kilojoule?

There are 0.000278 kilowatt-hours in one kilojoule (1 kJ = 0.000278 kWh).

How do you convert kilojoules to kilowatt-hours?

To convert kilojoules to kilowatt-hours, multiply the value by 0.00027777778. One kilojoule equals 0.000278 kilowatt-hours.

What is 10 kilojoules in kilowatt-hours?

10 kilojoules equals 0.002778 kilowatt-hours.

How many kilojoules are in a kilowatt-hour?

One kilowatt-hour equals 3,600 kilojoules (1 kWh = 3,600 kJ).