Convert Kilowatt-hours to Watt-hours
One kilowatt-hour equals 1,000 watt-hours. Type any value to convert kilowatt-hours to watt-hours instantly — with a full reference table below.
Convert Kilowatt-hours to Watt-hours
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Conversion formula
To convert kilowatt-hours to watt-hours, multiply by 1,000. One kilowatt-hour equals 1,000 Wh, and one watt-hour equals 0.001 kWh.
Kilowatt-hours to Watt-hours table
About converting Kilowatt-hours to Watt-hours
Kilowatt-hours (kWh) and Watt-hours (Wh) are both units of energy. The exact factor is 1 kWh = 1,000 Wh, so multiply by 1,000 to go from kilowatt-hours to watt-hours (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Watt-hours to Kilowatt-hours converter, or the full unit converter for every unit at once.
Frequently asked questions
How many watt-hours are in one kilowatt-hour?
One kilowatt-hour equals 1,000 watt-hours.
How do I convert kilowatt-hours to watt-hours?
Multiply the number of kilowatt-hours by 1,000. For example, 10 kilowatt-hours = 10,000 watt-hours.
What is 5 kilowatt-hours in watt-hours?
5 kilowatt-hours is 5,000 watt-hours.