Horsepower to Watts (hp to W) Converter
How to convert Horsepower To Watts
1 hp = 745.7 W.
To convert horsepower to watts, use the formula: 1 hp = 745.7 W. Enter any value in the input field above and the result appears instantly. Click the ⇄ button to reverse the conversion direction.
All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000), accurate to 8 significant figures.
Frequently Asked Questions
How many Watts are in one Horsepower (mech)?
1 hp = 745.7 W. 1 mechanical horsepower = 745.699872 watts. Enter any power in hp to convert to watts.
What is the formula to convert Horsepower (mech) to Watt?
1 hp = 745.7 W. Multiply the Horsepower (mech) value by the conversion factor to get Watt.
How do I convert Watts To Horsepower?
Use the Watts To Horsepower converter — formula: 1 hp = 745.7 W. Click the ⇄ switch button above for the reverse conversion.
Is this Horsepower (mech) to Watt converter free?
Yes — completely free, no registration required. Works instantly in your browser using precise mathematical constants validated against SI standards.