1.34
Horsepower (HP)
Conversion Formula
1 Watt = 0.00134102 Horsepower (mechanical)
HP = Watts × 0.00134102
This calculator uses the mechanical horsepower standard (745.699872 watts per horsepower).
Watts to Horsepower Conversion Calculator
This calculator converts electrical power measured in watts (W) to mechanical horsepower (HP) using the standard mechanical horsepower definition. The tool provides precise conversions with adjustable decimal places for various engineering and technical applications.
HP = Watts × 0.00134102
1 Horsepower (mechanical) = 745.699872 Watts
The calculator uses the mechanical horsepower standard, which is defined as exactly 745.699872 watts. This is the most commonly used horsepower measurement in engineering applications and differs slightly from other horsepower definitions such as metric horsepower or electrical horsepower.
Example Conversion:
Input: 1000 watts
Calculation: 1000 × 0.00134102 = 1.34102 HP
Result: 1.34 HP (rounded to 2 decimal places)
Technical Note: This conversion is particularly useful for comparing electrical motor specifications with traditional mechanical power ratings, as many motors are rated in both watts and horsepower for different markets and applications.