Convert Kilojoule to Joule

Please provide values below to convert Kilojoule [kJ] to Joule [J], or vice versa.

Kilojoule (kJ)
Joule (J)

How to Convert Kilojoule to Joule

1 Kilojoule (kJ) = 1,000 Joule (J)

1 Joule (J) = 0.001 Kilojoule (kJ)

Example: convert 15 Kilojoule (kJ) to Joule (J):
15 Kilojoule (kJ) = 15 × 1,000 Joule (J) = 15,000 Joule (J)

Kilojoule Definition

A kilojoule equals 1,000 joules. Used in nutrition to measure food energy.

Kilojoule to Joule Conversion Table

Kilojoule [kJ]Joule [J]
1 kJ1,000 J
2 kJ2,000 J
5 kJ5,000 J
10 kJ10,000 J
20 kJ20,000 J
50 kJ50,000 J
100 kJ100,000 J
200 kJ200,000 J
500 kJ500,000 J
1000 kJ1,000,000 J