**Full name:** watt

**Plural form:** watts

**Symbol:** W

**Category type:** power

**Scale factor:** 1

The SI derived unit for power is the watt.

Valid units must be of the **power** type.

You can use this form to select from known units:

The watt (symbol: W) is the SI derived unit for power. It is equivalent to one joule per second (1 J/s), or in electrical units, one volt ampere (1 V·A).

watt to horsepower [water]

watt to kilogram-force meter/second

watt to foot poundal/second

watt to kilopond meter/second

watt to foot pound-force/hour

watt to million Btu/hour [I.T.]

watt to foot pound-force/second

watt to microwatt

watt to milliwatt