⚡ Energy & Calories

Convert kilojoules to watt-hours (Energy)

1 kJ = 0.277778 Wh. Convert kilojoules to watt-hours instantly with the converter below.

Value

Result —

How to convert

Divide the value (kJ) by 3.6 to get Wh — example: 5 kJ = 1.388889 Wh

Conversion table

Kilojoules to watt-hours conversion table
Kilojoule	Watt-hour
1 kJ	0.277778 Wh
2 kJ	0.555556 Wh
5 kJ	1.388889 Wh
10 kJ	2.777778 Wh
50 kJ	13.888889 Wh
100 kJ	27.777778 Wh
250 kJ	69.444444 Wh
500 kJ	138.888889 Wh
1,000 kJ	277.777778 Wh
2,000 kJ	555.555556 Wh

About the units

Kilojoule — symbol kJ.
Watt-hour — symbol Wh.

Frequently asked questions

How many watt-hours are in 1 kilojoule?

1 kJ = 0.277778 Wh.

How do I convert kilojoules to watt-hours?

Divide the value (kJ) by 3.6 to get Wh.

How many kilojoules are in 1 watt-hour?

1 Wh = 3.6 kJ.

Is the conversion accurate?

Yes. It uses the standard international conversion factors and runs entirely in your browser, uploading no data.

Related conversions

Reverse: watt-hours to kilojoules

Kilojoules to other units

kilojoules to joules kilojoules to calories kilojoules to kilocalories kilojoules to kilowatt-hours kilojoules to BTU

Other units to watt-hours

joules to watt-hours calories to watt-hours kilocalories to watt-hours kilowatt-hours to watt-hours BTU to watt-hours

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