Unit conversion / Energy converter
Convert Joules to Kilojoules (J to kJ)
1 J = 0.001 kJ. Convert joules to kilojoules in this browser tab, with the exact factor and worked examples.
Joules to Kilojoules, worked out
Exact factor: multiply joules by 0.001 to get kilojoules.
- 1 J
- = 0.001 kJ
- 10 J
- = 0.01 kJ
- 100 J
- = 0.1 kJ
Energy converter
Convert joules, watt-hours, calories, and BTU.
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Chosen from where these tools sit in the catalogue — the same workbench, the same category, the same words. Nothing here measures what you or anyone else opened.
- Convert Kilojoules to Joules (kJ to J)Convert Kilojoules to Joules in your browser.Another Kilojoules tool
- Convert Joules to Watt-hours (J to Wh)Convert Joules to Watt-hours in your browser.Next along in the same workbench
- Convert Joules to Calories (J to cal)Convert Joules to Calories in your browser.Next along in the same workbench
- Energy converterConvert joules, watt-hours, calories, and BTU.Another Math tool