How to convert kilowatts to kilowatts-hour
How to convert electric power in kilowatts (kW) to energy in kilowatt-hour (kWh).
You can calculate kilowatt-hour from kilowatts and hours, but you can't convert kilowatt to kilowatt-hour, since kilowatt and kilowatt-hour units represent different quantities.
Kilowatts to kilowatt-hour calculation formula
The energy E in kilowatt-hour (kWh) is equal to the power P in kilowatts (kW), times the time period t in hours (hr):
E(kWh) = P(kW) × t(hr)
So
kilowatt-hour = kilowatt × hour
or
kWh = kW × hr
Example
What is the energy consumption in watt-hour when the power consumption is 5 kilowatts for time duration of 3 hours?
E = 5kW × 3h = 15 kWh
See also
- kW to kWh calculator
- How to convert kWh to kW
- Watt (W)
- Kilowatts (kW)
- Kilowatt-hour (kWh)
- Electrical calculation
- Power conversion
- Electrical calculators
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