Home
Back
Conversion Formula:
| From: | To: |
Horsepower (HP) to watts (W) conversion is a fundamental calculation in engineering and physics that converts mechanical power (horsepower) to electrical power (watts) using a standard conversion factor.
The calculator uses the conversion formula:
Where:
Explanation: This formula provides a direct conversion between mechanical horsepower and electrical watts based on the standard conversion factor.
Details: Accurate power conversion is essential for engineers, electricians, and technicians working with different power systems, ensuring proper equipment sizing and compatibility between mechanical and electrical systems.
Tips: Enter horsepower value in the input field. The value must be a positive number. The calculator will automatically compute the equivalent power in watts.
Q1: Why is the conversion factor 746?
A: 1 horsepower is defined as 550 foot-pounds per second, which equals approximately 745.7 watts. The value is typically rounded to 746 watts for practical calculations.
Q2: Are there different types of horsepower?
A: Yes, there are several definitions including mechanical horsepower (745.7W), metric horsepower (735.5W), and electrical horsepower (746W). This calculator uses the standard electrical horsepower conversion.
Q3: When is this conversion typically used?
A: This conversion is commonly used in electrical engineering, automotive industry, and when working with motors and generators to convert between mechanical and electrical power units.
Q4: How accurate is this conversion?
A: The conversion using 746 watts per horsepower is accurate for most practical engineering applications and standard calculations.
Q5: Can this calculator handle decimal values?
A: Yes, the calculator accepts decimal values for more precise calculations, such as 1.5 HP or 0.75 HP.