Watts to kWh Calculator
Energy in kilowatt-hours (kWh) to power in watts (W) calculator and calculation formula.
Enter the energy in kilowatt-hours, consumption time period in hours and press the Calculate button::
Watts to kWh calculation
The energy E in kilowatt-hours (kWh) is equal to the power P in watts (W),
times the time period t in hours (hr) divided by 1000:
E(kWh) = P(W) × t(hr) / 1000