Joule to Kilojoule Converter
Convert Joules (J) to Kilojoules (kJ) instantly. Enter a value below for an accurate Energy conversion.
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Convert from Joule to Kilojoule
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Joule to Kilojoule: Quick Answer
One Joule (J) equals 0.001 Kilojoules (kJ). To convert any value, enter it above or use the formula below.
Formula
Multiply the Joule value by 0.001 to get the equivalent in Kilojoules.
Joule to Kilojoule Conversion Table
| J | kJ |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 5 | 0.005 |
| 10 | 0.01 |
| 20 | 0.02 |
| 50 | 0.05 |
| 100 | 0.1 |
| 1,000 | 1 |
| kJ | J |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 20 | 20,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 1,000 | 1,000,000 |
Frequently Asked Questions
How many Kilojoules are in one Joule?
One Joule equals 0.001 Kilojoules.
How do I convert Joules to Kilojoules?
Multiply the number of Joules by 0.001. For example, 10 J = 0.01 kJ.
Is the J to kJ converter free?
Yes. Quick Unit Convert is completely free to use, with no signup required.