Unit conversion / Energy converter
Convert Kilojoules to Joules (kJ to J)
1 kJ = 1000 J. Convert kilojoules to joules in this browser tab, with the exact factor and worked examples.
Kilojoules to Joules, worked out
Exact factor: multiply kilojoules by 1000 to get joules.
- 1 kJ
- = 1000 J
- 10 kJ
- = 10000 J
- 100 kJ
- = 100000 J
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 Joules to Kilojoules (J to kJ)Convert Joules to Kilojoules in your browser.Another Joules tool
- Convert Kilojoules to Watt-hours (kJ to Wh)Convert Kilojoules to Watt-hours in your browser.Next along in the same workbench
- Convert Joules to BTU (IT)Convert Joules to BTU (IT) in your browser.Next along in the same workbench
- Energy converterConvert joules, watt-hours, calories, and BTU.Another Math tool