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kW

kW

7 3.4
A unit of power equal to 1,000 watts
  • noun
  • Specialized
translation icon : kW
  • The stuff that hums instead of clanking, the electric load, peaks at 2 kW.
  • 60 kW
  • 50 kW
  • 100 kW

Examples

  • The project, located in Castle Valley, Utah, involves a 250 kW installation with an eight-hour storage capacity.

    Academic text (2005)
  • Units are available in 75 to 147 kW with capacities from 12.7 to 23.4 m³/min.

    Academic text (1994)
  • Doing the math, that comes out to just under $2,400/kW, which is a very competitive price.

    Blog text (22)
  • The change in flow patterns results in an improvement in heat removal, from 0.7 kW to 1.1 kW.

    Academic text (1999)
  • A new 80 kW diesel-driven emergency generator also will be provided.

    Academic text (2002)
  • Today, turbines with a capacity of at least 500 kW produce most commercially wind-generated electricity.

    Academic text (2002)
  • So my solar system was downsized to a 1.4 kW, battery-based, grid-tied system.

    Blog text (20)
  • Four power supplies with output power ratings from 0.65 to 22.5 kW are matched to the amplifier series.

    Academic text (1996)
  • In 1940, two technical developments strengthened HCJB's global outreach: the inauguration of a high-powered 10 kW shortwave.

    Academic text (2007)
  • The solar panels produce a total of 5 kW of energy each day.

Synonyms

kilowatt
vskW
  • Specialized
16 3.2

A measure of electric power equal to 1,000 watts

is the shortened symbol form used in technical and numeric contexts

Compounds

kW-hr
  • Specialized
3.7

The amount of energy a 1,000-watt device uses in one hour

Surface Forms

kW singular
kW plural

Etymology

KW is short for kilowatt, where kilo- means 'thousand' as in kilometer and watt is the unit named after the engineer James Watt. So kW simply means 'a thousand watts', which is why we use it to measure electrical power.