Horsepower to Watt Converter
1 hp = 745.7 W
1 hp = 745.7 W
Horsepower to Watt Table
| Horsepower (hp) | Watt (W) |
|---|---|
| 0.01 | 7.457 |
| 0.1 | 74.57 |
| 1 | 745.7 |
| 2 | 1,491.4 |
| 5 | 3,728.5 |
| 10 | 7,457 |
| 20 | 14,914 |
| 50 | 37,285 |
| 100 | 74,570 |
| 500 | 372,850 |
| 1000 | 745,700 |
How to Convert Horsepower to Watt
To convert Horsepower (hp) to Watt (W), use the formula: 1 hp = 745.7 W.
For example, to convert 5 hp to W: 5 hp = 3,728.5 W. Similarly, 10 hp = 7,457 W, 25 hp = 18,642.5 W, and 100 hp = 74,570 W.
To convert in the other direction, 1 W = 0.001341 hp. Simply enter your value in either field above for instant bi-directional conversion.
What is a Horsepower?
A horsepower (hp) is about 745.7 watts — originally defined by James Watt. Horsepower is the standard unit for engine power in the US and UK.
What is a Watt?
A watt (W) is the SI unit of power — one joule per second. Watts are used for light bulb ratings, electronics, and electrical systems.
Common Horsepower to Watt Conversions
Here are some frequently looked-up conversions between Horsepower and Watt:
- 1 hp = 745.7 W
- 5 hp = 3,728.5 W
- 10 hp = 7,457 W
- 25 hp = 18,642.5 W
- 100 hp = 74,570 W