Energy Converter
Professional grade energy conversion tool. Instantly convert between Joule, Kilojoule, Calorie and more with precision.
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1 Joule ≈0.001 Kilojoule
Quick FactDid You Know?
A calorie (food energy) is actually a kilocalorie (1,000 chemistry calories). That's why Capital 'C' Calories are confusing!
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Common Applications
Energy units quantify food nutrition, fuel efficiency, and work performed in physics systems.
Common Energy Conversions
Joule to KilojouleJoule to CalorieJoule to KilocalorieJoule to Kilowatt-hourJoule to ElectronvoltKilojoule to JouleKilojoule to CalorieKilojoule to KilocalorieKilojoule to Kilowatt-hourKilojoule to ElectronvoltCalorie to JouleCalorie to KilojouleCalorie to KilocalorieCalorie to Kilowatt-hourCalorie to ElectronvoltKilocalorie to JouleKilocalorie to KilojouleKilocalorie to CalorieKilocalorie to Kilowatt-hourKilocalorie to ElectronvoltKilowatt-hour to JouleKilowatt-hour to KilojouleKilowatt-hour to CalorieKilowatt-hour to KilocalorieKilowatt-hour to ElectronvoltElectronvolt to JouleElectronvolt to KilojouleElectronvolt to CalorieElectronvolt to KilocalorieElectronvolt to Kilowatt-hour