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Kilowatt

Measurement unit for electric power, equivalent to 1000 watts.

The kilowatt (kW) is equal to one thousand (103) watts. This unit is typically used to express the output power of engines and the power of electric motors, tools, machines, and heaters. It is also a common unit used to express the electromagnetic power output of broadcast radio and television transmitters.

One kilowatt is approximately equal to 1.34 horsepower. A small electric heater with one heating element can use 1.0 kilowatt. The average electric power consumption of a household in the United States is about one kilowatt.

A surface area of one square meter on Earth receives typically about one kilowatt of sunlight from the sun (the solar irradiance) (on a clear day at mid day, close to the equator).

Key Terms

definition
kilowatt
kw
output power engines
power electric motors
thousand
tools
unit
usage
watts

Additional Resources

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Acronymn

kW

Synonymns

Kilowatt
(none found)

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Sources & Credits

Last modified on December 8 2019
Content adapted from Wikipedia
No credits found.
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