Energy Converter

Convert between different units of energy like joules, calories, watt-hours, and more.

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Popular Energy Conversions

Joules to Kilojoules Calories to Kilocalories Watt-hours to Kilowatt-hours Joules to Calories Kilocalories to Joules Kilojoules to Kilocalories BTU to Joules Kilowatt-hours to BTU Calories to Joules Kilocalories to BTU Watt-hours to Joules BTU to Kilocalories Kilojoules to BTU Therms to Kilowatt-hours Electron Volts to Joules