Watt-hours To Kilowatt-hours | Convert Wh To kWh Online (2024)

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What is watt-hours? What is kilowatt-hours?

What is watt-hours?

A watt-hour is a unit of energy and its units, Wh, are formed with W for watt and h for hour from SI unit system. Its definition, in the context of electricity, is the energy of one watt power flowing for one hour.

Followings equivalent equations are identical but in different units.

See Also

Calculate Volts to Kilowatts (kW) with our Handy Calculator - Asutpp Watt Hours to Watts (Wh to W) Conversion Calculator - Footprint Hero

$1 Wh = 1 Pt = 1 IVt = 3600 J = 2.247 * 10^{22} eV = 8.598*10^5 cal$

$P - Power$
$t - Time \text{ (in hours. Multiply by 3600 to convert to seconds)}$
$I - Current$ $V - Volts$
$J - Joules$
$eV - Electronvolt$
$cal - Calories$

Wikipedia page for Kilowatt-hour (watt-hour redirected to kWh)UCI article on Energy Units and ConversionsIan Woofenden's explanation on difference between Watts and Watt-Hours

What is kilowatt-hours?

A Kilowatt-hour is a unit of energy and its units, kWh, are formed with W for watt and h for hour from SI unit system combined with letter k, metric prefix, for 1,000 or $10^3$ . Its definition, in the context of electricity, is the energy of one watt power flowing for one hour.

Followings equivalent equations are identical but in different units. Please note that factor $10^3$ is representing Kilo prefix in kWh unit.

$1 kWh = 10^3*Pt = 10^3*IVt = 3600 * 10^3*J = 2.247 * 10^{22} * 10^3 eV = 8.598*10^5 * 10^3 cal$

$P - Power$
$t - Time \text{ (in hours. Multiply by 3600 to convert to seconds)}$
$I - Current$ $V - Volts$
$J - Joules$
$eV - Electronvolt$
$cal - Calories$

Wikipedia page for Kilowatt-hour (watt-hour redirected to kWh)UCI article on Energy Units and ConversionsIan Woofenden's explanation on difference between Watts and Watt-Hours

Watt-hours To Kilowatt-hours | Convert Wh To kWh Online (2024)

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