Kilojoule to Watt Hour Converter

1 kJ = 0.277778 Wh

1 kJ = 0.277778 Wh

Kilojoule to Watt Hour Table

Kilojoule (kJ)Watt Hour (Wh)
0.010.002778
0.10.027778
10.277778
20.555556
51.3889
102.7778
205.5556
5013.8889
10027.7778
500138.89
1000277.78

How to Convert Kilojoule to Watt Hour

To convert Kilojoule (kJ) to Watt Hour (Wh), use the formula: 1 kJ = 0.277778 Wh.

For example, to convert 5 kJ to Wh: 5 kJ = 1.3889 Wh. Similarly, 10 kJ = 2.7778 Wh, 25 kJ = 6.9444 Wh, and 100 kJ = 27.7778 Wh.

To convert in the other direction, 1 Wh = 3.6 kJ. Simply enter your value in either field above for instant bi-directional conversion.

What is a Kilojoule?

A kilojoule (kJ) equals 1,000 joules. Kilojoules are used on food labels in Australia, Europe, and many other countries.

What is a Watt Hour?

A watt-hour (Wh) is the energy used by one watt over one hour. Watt-hours are used for battery capacity in small electronics.

Common Kilojoule to Watt Hour Conversions

Here are some frequently looked-up conversions between Kilojoule and Watt Hour:

  • 1 kJ = 0.277778 Wh
  • 5 kJ = 1.3889 Wh
  • 10 kJ = 2.7778 Wh
  • 25 kJ = 6.9444 Wh
  • 100 kJ = 27.7778 Wh

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