Kilowatt-hours conversion

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Kilowatt-hours

Abbreviation/Symbol:

  • kWh

Unit of:

  • Energy and power

Worldwide use:

  • Widely used in electricity generation and distribution of electricity to domestic customers

Definition:

A kilowatt hour is equivalent to a power of 1,000 Watts being applied for an hour

Origin:

The kilowatt hour was originally known in the UK as the Board of Trade unit. This term derives from the name of the board that regulated the electricity industry in the UK until 1942

Common references:

  • A 100W light bulb left on continually for a year (in a non-leap-year) generates 876kW

Usage context:

Kilowatt hours are commonly used for measuring electrical power - particularly in domestic electricity supply and usage

Component units:

  • Can be divided into watt hours

Multiples:

  • There are 1,000 Kilowatt hours in a Megawatt hour , 1,000,000 in a Gigawatt hour, etc.