Joules to Watt-hours

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j
wh
1 j = — wh

Quick reference

Joules (j)Watt-hours (wh)

Formula

Watt-hours = joules ÷ 3600

Multiply the joules value by 0.0002777777777777778 to get watt-hours. To reverse — divide watt-hours by 0.0002777777777777778 to get joules.

About this conversion

The joule (J) is the SI unit of energy, equal to the work done by a force of one newton over one meter. Learn more →

The watt-hour (Wh) is an energy unit equal to one watt of power used for one hour, equal to 3,600 joules. Learn more →

Source: NIST International Reference