Watts to Horsepower Converter
Convert power measurements between Watts (W) and Mechanical Horsepower (HP) instantly.
1 HP = 745.699872 Watts | 1 Watt = 0.001341 HP
What is the Watts to Horsepower Converter?
The Watts to Horsepower Converter is a free engineering tool designed to calculate power ratings between electrical Watts (W) and mechanical Horsepower (HP).
Whether you are evaluating electric motor outputs, analyzing automotive engine metrics, or sizing industrial generators, this bidirectional utility provides immediate and exact unit conversions.
How Does Power Conversion Work?
The converter applies standard mechanical and electrical formulas to process power metrics accurately:
Watts to HP Formula
Divide Watts by 745.7: HP = Watts ÷ 745.6999.
HP to Watts Formula
Multiply HP by 745.7: Watts = HP × 745.6999.
Real-Time Processing
Computes exact decimal power figures instantly as you enter numeric values.
How to Use this Converter
- Enter Power: Type your numeric value into either the Watts or Horsepower input field.
- Swap Units (Optional): Click the ⇄ button to flip the conversion direction instantly.
- Click Calculate: Press the “Calculate Conversion” button to display the computed output.
Frequently Asked Questions (FAQ)
How many Watts are in 1 Horsepower?
One mechanical horsepower is equal to approximately 745.7 Watts (often rounded to 746 W for electrical motor calculations).
How do I convert Watts to HP?
To convert Watts to Horsepower, divide your Watt value by 745.6999. For example, 1,500 Watts ÷ 745.6999 = 2.01 HP.
What is 1000 Watts in horsepower?
1,000 Watts (1 kW) is equal to approximately 1.341 Horsepower.