746 วัตต์
*One mechanical horsepower of 550 foot-pounds per second is equivalent to 745.7 watts
* A metric horsepower of 75 kg-m per second is equivalent to 735.499 watts
* A boiler horsepower is used for rating steam boilers and is equivalent to 34.5 pounds of water evaporated per hour at 212 degrees Fahrenheit, or 9809.5 watts
* One horsepower for rating electric motors is equal to 746 watts