Kilojoules to Watt Hours Converter

Instantly convert Kilojoules (kJ) to Watt Hours (Wh). Free online converter with formula and table.

kJ
Wh
1 kJ = 0.277778 Wh
1 Kilojoule = 0.277778 watt hours
1 Watt Hour = 3.6 kilojoules

Kilojoules to Watt Hours Conversion Table

Kilojoules (kJ)Watt Hours (Wh)
10.277778
20.555556
30.833333
41.1111
51.3889
102.7778
154.1667
205.5556
256.9444
5013.8889
10027.7778
500138.8889
1,000277.7778

How to Convert Kilojoules to Watt Hours

Wh = kJ × 0.277778

Example

Convert 10 kilojoules to watt hours:

10 kJ × 0.277778 = 2.7778 Wh

About These Units

Frequently Asked Questions

How many Watt Hours are in a Kilojoule?

There are 0.277778 Watt Hours in one Kilojoule.

How do I convert Kilojoules to Watt Hours?

To convert Kilojoules to Watt Hours, multiply the value in Kilojoules by 0.277778. For example, 10 Kilojoules = 10 × 0.277778 = 2.7778 Watt Hours.

What is the formula to convert Kilojoules to Watt Hours?

The formula is: Watt Hours (Wh) = Kilojoules (kJ) × 0.277778

How do I convert Watt Hours back to Kilojoules?

To convert Watt Hours to Kilojoules, multiply by 3.6 (or divide by 0.277778).