Kilojoule to Kilowatt-hour Converter

Convert Kilojoule to Kilowatt-hour instantly — live results with exact conversion factors.

From

0.000277777778 kWh

1 kilojoule = 0.0002777777778 kilowatt-hours. To convert kJ to kWh, multiply by 0.0002777777778.

Quick Reference Table

Kilojoule (kJ)	Kilowatt-hour (kWh)
1	0.000277777778
2	0.000555555556
5	0.00138888889
10	0.00277777778
20	0.00555555556
50	0.013888889
100	0.027777778
250	0.069444444
500	0.13888889
1000	0.27777778

Formula

Convert Kilojoule (kJ) to Kilowatt-hour (kWh) using the relationship:

kWh = kJ × 0.0002777777778

How to Convert

Take the value in kilojoules (kJ).
Multiply it by 0.0002777777778 (the conversion factor from kJ to kWh).
The result is the equivalent value in kilowatt-hours (kWh).
Example: 1 kJ = 0.000277777778 kWh.

Reverse Conversion

Need it the other direction? Kilowatt-hour to Kilojoule conversion.

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FAQ

▸ How many kilowatt-hours are in 1 kilojoule?

1 Kilojoule equals 0.000277777778 kilowatt-hours. Multiply by 0.0002777777778 to convert kJ to kWh.

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

Multiply the value in kilojoules by 0.0002777777778 to get kilowatt-hours. Formula: kWh = kJ × 0.0002777777778.

▸ How do I convert kilojoules to kilowatt-hours easily?

Enter your value in the converter at the top of this page — the kilowatt-hours result updates live as you type. You can also multiply by 0.0002777777778 directly.

Answer