Kilojoules to Joules Converter

Instantly convert Kilojoules (kJ) to Joules (J). Free online converter with formula and table.

kJ
J
1 kJ = 1,000 J
1 Kilojoule = 1,000 joules
1 Joule = 0.001 kilojoules

Kilojoules to Joules Conversion Table

Kilojoules (kJ)Joules (J)
11,000
22,000
33,000
44,000
55,000
1010,000
1515,000
2020,000
2525,000
5050,000
100100,000
500500,000
1,0001,000,000

How to Convert Kilojoules to Joules

J = kJ × 1,000

Example

Convert 10 kilojoules to joules:

10 kJ × 1,000 = 10,000 J

About These Units

Frequently Asked Questions

How many Joules are in a Kilojoule?

There are 1,000 Joules in one Kilojoule.

How do I convert Kilojoules to Joules?

To convert Kilojoules to Joules, multiply the value in Kilojoules by 1,000. For example, 10 Kilojoules = 10 × 1,000 = 10,000 Joules.

What is the formula to convert Kilojoules to Joules?

The formula is: Joules (J) = Kilojoules (kJ) × 1,000

How do I convert Joules back to Kilojoules?

To convert Joules to Kilojoules, multiply by 0.001 (or divide by 1,000).