CALCULATOR
Kilowatt-hours to Joules Converter
Convert kilowatt-hours to joules. Enter a value to update the result.
How the calculation works
Joules = Kilowatt-hours × 3600000.
Worked example
With kilowatt-hours 1 kWh, joules is 3,600,000 J.
Assumptions and limits
Standard energy unit conversion. Results use finite floating-point arithmetic.