How many joule in 1 horsepower hour?
The answer is 2684519.5.
We assume you are converting between joule and horsepower hour.
You can view more details on each measurement unit:
joule or horsepower hour
The SI derived unit for energy is the joule.
1 joule is equal to 3.7250614122937E-7 horsepower hour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between joules and horsepower hours.
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You can do the reverse unit conversion from horsepower hour to joule, or enter any two units below:
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The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
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