›› Convert watt to horsepower [international]

horsepower [international]

Did you mean to convert watt to horsepower [electric]
horsepower [international]
horsepower [metric]
horsepower [water]

›› More information from the unit converter

How many watt in 1 horsepower [international]? The answer is 745.69987158227.
We assume you are converting between watt and horsepower [international].
You can view more details on each measurement unit:
watt or horsepower [international]
The SI derived unit for power is the watt.
1 watt is equal to 0.001341022089595 horsepower [international].
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between watts and horsepower.
Type in your own numbers in the form to convert the units!

›› Quick conversion chart of watt to horsepower [international]

1 watt to horsepower [international] = 0.00134 horsepower [international]

10 watt to horsepower [international] = 0.01341 horsepower [international]

50 watt to horsepower [international] = 0.06705 horsepower [international]

100 watt to horsepower [international] = 0.1341 horsepower [international]

200 watt to horsepower [international] = 0.2682 horsepower [international]

500 watt to horsepower [international] = 0.67051 horsepower [international]

1000 watt to horsepower [international] = 1.34102 horsepower [international]

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You can do the reverse unit conversion from horsepower [international] to watt, or enter any two units below:

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›› Common power conversions

watt to kilogram-force meter/second
watt to kilogram-force meter/minute
watt to kilogram-force meter/hour
watt to pound square foot/cubic second
watt to gram-force centimeter/second
watt to calorie/minute
watt to centiwatt
watt to picowatt
watt to million Btu/hour
watt to dyne centimeter/minute

›› Definition: Watt

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).

›› Definition: Horsepower

The term horsepower was invented by the engineer James Watt in 1782. Mechanical horsepower is defined in this way:

1 hp = 33,000 ft·pound-force·min−1 = exactly 745.69987158227022 W

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