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Energy Converter

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Convert joules, calories, kWh, BTU and more

0.23900574
Kilocalorie (kcal)
All Energy conversions
Joule (J)
1000Copy
Kilojoule (kJ)
1Copy
Calorie (cal)
239.00573614Copy
Kilocalorie (kcal)
0.23900574Copy
Watt-hour (Wh)
0.27777778Copy
Kilowatt-hour (kWh)
0.00027778Copy
BTU
0.94781339Copy
Electron volt (eV)
6.2415e+21Copy
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How to use Energy Converter

  1. 1Enter energy value
  2. 2Choose source unit
  3. 3View all conversions

About this tool

Convert energy units: joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours (kWh), BTU.

energy converterjoules to calorieskwh converterbtu convertercalorie converter

Frequently asked questions

How many calories in a joule?

1 calorie = 4.184 joules.