Omni-Sync Live Engine
Energy & Work Converter
Convert thermodynamics and physics units instantly. Type a value below to convert Joules, Calories, kWh, and Electron-volts (eV).
Standard SI Units (Physics)
Joules J
Kilojoules kJ
Thermal & Nutrition
Calories (Gram) cal
Kilocalories (Food) kcal
Electricity & Atomic
Kilowatt-hour kWh
Electron-volt eV
Exam Shortcut: 1 Kilowatt-hour (kWh) = 3.6 × 106 Joules (3,600,000 J). This is the standard "1 Unit" of electricity in our homes!