kWh Calculator
Convert active consumption (W) to hours (kWh).
Fill in the fields to view the calculation
What do the 'K' and the 'H' in kWh mean?
A 1000-Watt appliance turned on for 1 full hour consumes exactly 1 kWh (Kilowatt-hour). The prefix \"Kilo\" represents the number 1000. This tool speeds up your conversion without you having to drag commas mentally in complex calculations.