Kilojoule (kJ) to Joule (J) Conversion

Convert kilojoule (kj) to joule (j) with precision. Enter values and get instant conversions.

About Kilojoule (kJ) to Joule (J) Conversion

Converting from Kilojoule (kJ) to Joule (J) is a common energy conversion.

This online converter allows you to easily convert between kilojoule (kj) and joule (j), providing instant results with high precision.


Kilojoule (kJ)

Definition: A kilojoule (kJ) equals 1000 joules.

History: Developed as a more practical unit for food energy and everyday energy measurements.

Current use: Commonly used in nutrition labeling (outside US) and exercise physiology.

Joule (J)

Definition: The joule (J) is the SI unit of energy, defined as the work done by a force of one newton moving one meter.

History: Named after James Prescott Joule, established in 1889, adopted as SI unit in 1948.

Current use: Fundamental unit for all energy measurements in physics and engineering.

Details

  • From: Kilojoule (kJ)
  • To: Joule (J)
  • Formula: 1 kJ = 1000.0000000000 J
  • Example: 25 kJ = 25000.0000000000 J

Kilojoule (kJ) to Joule (J) Conversion Table

Kilojoule (kJ)Joule (J)
0.0110
0.1100
11000
22000
33000
55000
1010000
2020000
5050000
100100000
10001000000

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