Watt Hours to Kilojoules Converter

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

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

Watt Hours to Kilojoules Conversion Table

Watt Hours (Wh)Kilojoules (kJ)
13.6
27.2
310.8
414.4
518
1036
1554
2072
2590
50180
100360
5001,800
1,0003,600

How to Convert Watt Hours to Kilojoules

kJ = Wh × 3.6

Example

Convert 10 watt hours to kilojoules:

10 Wh × 3.6 = 36 kJ

About These Units

Frequently Asked Questions

How many Kilojoules are in a Watt Hour?

There are 3.6 Kilojoules in one Watt Hour.

How do I convert Watt Hours to Kilojoules?

To convert Watt Hours to Kilojoules, multiply the value in Watt Hours by 3.6. For example, 10 Watt Hours = 10 × 3.6 = 36 Kilojoules.

What is the formula to convert Watt Hours to Kilojoules?

The formula is: Kilojoules (kJ) = Watt Hours (Wh) × 3.6

How do I convert Kilojoules back to Watt Hours?

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