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Energy Conversion

Free online energy conversion tools for joules, kilojoules, BTU, calories, kilocalories, kilowatt-hours, and more. Convert between energy units instantly.

  • BTU to J
  • BTU to kJ
  • BTU to kWh
  • GeV to eV
  • Joules to BTU
  • Joules to cal
  • Joules to eV
  • Joules to kJ
  • Joules to kWh
  • Joules to kcal
  • MeV to eV
  • cal to J
  • cal to kJ
  • cal to kcal
  • eV to GeV
  • eV to J
  • eV to MeV
  • eV to keV
  • kJ to BTU
  • kJ to Joules
  • kJ to cal
  • kJ to kcal
  • kWh to BTU
  • kWh to J
  • kcal to J
  • kcal to cal
  • kcal to kJ
  • keV to eV
Categories
  • Weight Conversion
  • Volume Conversion
  • Voltage Conversion
  • Temperature Conversion
  • Pressure Conversion
  • Power Conversion
  • Number Conversion
  • Flow Rate Conversion
  • Fuel Consumption Conversion
  • Speed Conversion
  • Frequency Conversion
  • Energy Conversion
  • Data Storage Conversion
  • Data Rate Conversion
  • Color Conversion
  • Electric Charge Conversion
  • Area Conversion
  • Length Conversion
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