Horsepower Calculator

Our horsepower calculator is a comprehensive tool designed to convert between various power units commonly used in engineering, automotive, and industrial applications. Whether you're working on engine specifications, electrical systems, or mechanical equipment, this calculator provides accurate conversions instantly.

What is Horsepower?

Horsepower is a unit of measurement for power, originally developed by James Watt to compare the output of steam engines with the power of draft horses. One horsepower is equivalent to 745.7 watts in the metric system.

Types of Horsepower:

• Mechanical Horsepower (HP): The standard unit equal to 745.7 watts
• Metric Horsepower (PS): Used in Europe, equal to 735.5 watts
• Boiler Horsepower: Used for steam boilers, equal to 9,809.5 watts
• Electric Horsepower: Exactly 746 watts, used for electric motors

Common Applications:

• Automotive engine power ratings
• Electric motor specifications
• Industrial machinery power requirements
• HVAC system calculations
• Generator and pump sizing