Energy Converter
Result
... Kilowatt-hour = ... Watt-hour
Result
... Kilowatt-hour
=
... Watt-hour
Find the units to convert
Kilowatt-hour to Watt-hour Converter
Use this page to convert kilowatt-hour values into watt-hour, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 kWh = 1,000 Wh
1 Wh = 0.001 kWh
Example: 120 kWh = 120,000 Wh
Kilowatt-hour
A kilowatt-hour is the energy used by one kilowatt over one hour.
History: It became standard with electrical billing and metering.
Current use: Kilowatt-hours are used on utility bills and battery capacity discussions.
Also written as kWh, kilowatt hour, kilowatt hours, kilowatt-hours.
Watt-hour
A watt-hour is the energy used by one watt over one hour.
History: It became practical with electrical metering and battery capacity descriptions.
Current use: Watt-hours are used for batteries, devices, solar systems, and electricity use.
Also written as Wh, watt hour, watt hours, watt-hours.
Kilowatt-hour to Watt-hour table
| Kilowatt-hour [kWh] | Watt-hour [Wh] |
|---|
| 0.01 kWh | 10 Wh |
| 0.1 kWh | 100 Wh |
| 1 kWh | 1,000 Wh |
| 2 kWh | 2,000 Wh |
| 5 kWh | 5,000 Wh |
| 10 kWh | 10,000 Wh |
| 20 kWh | 20,000 Wh |
| 50 kWh | 50,000 Wh |
| 100 kWh | 100,000 Wh |
Frequently asked questions
How many Watt-hour (Wh) are in one Kilowatt-hour (kWh)?
One Kilowatt-hour equals 1,000 Watt-hour.
How do you convert Kilowatt-hour to Watt-hour?
Multiply the Kilowatt-hour value by 1,000 to get the result in Watt-hour.
How do you convert Watt-hour back to Kilowatt-hour?
Multiply the Watt-hour value by 0.001 to get back to Kilowatt-hour.
What is 120 Kilowatt-hour in Watt-hour?
120 Kilowatt-hour equals 120,000 Watt-hour.
