Free online converter — type a value and get the result instantly. No signup, works offline in your browser.
All calculations run locally in your browser — nothing is uploaded.
| joules (J) | kilojoules (kJ) |
|---|---|
| 0.1 J | 0.0001 kJ |
| 0.25 J | 0.00025 kJ |
| 0.5 J | 0.0005 kJ |
| 1 J | 0.001 kJ |
| 2 J | 0.002 kJ |
| 3 J | 0.003 kJ |
| 5 J | 0.005 kJ |
| 10 J | 0.01 kJ |
| 20 J | 0.02 kJ |
| 25 J | 0.025 kJ |
| 50 J | 0.05 kJ |
| 100 J | 0.1 kJ |
| 250 J | 0.25 kJ |
| 500 J | 0.5 kJ |
| 1000 J | 1 kJ |
| 5000 J | 5 kJ |
| 10000 J | 10 kJ |
Type a value in joules in the converter above — the equivalent in kilojoules is calculated instantly. 1 J equals 0.001 kJ.
Multiply the value in joules by 0.001 to get the value in kilojoules.
There are 0.001 kilojoules in 1 J.