๐ Unit Conversion
Power Converter
Power is energy per unit time. The mechanical horsepower was defined by James Watt as 550 foot-pounds per second, which works out to about 745.7 watts.
How it works
Value
From
To
Result
Watts
Kilowatts
Mechanical horsepower
Frequently asked questions
How do I use the Power Converter?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.