Horsepower to Watts Converter
Convert hp to W instantly. 1 hp = 745.6998716 W.
Conversion Formula
W = hp × 745.6998716
Example
25 hp × 745.6998716 = 18,642.49679 W
Convert the other way: Watts to Horsepower →
Horsepower to Watts Conversion Table
| Horsepower (hp) | Watts (W) |
|---|---|
| 0.1 | 74.56998716 |
| 0.5 | 372.8499358 |
| 1 | 745.6998716 |
| 2 | 1,491.399743 |
| 5 | 3,728.499358 |
| 10 | 7,456.998716 |
| 20 | 14,913.99743 |
| 25 | 18,642.49679 |
| 50 | 37,284.99358 |
| 100 | 74,569.98716 |
| 500 | 372,849.9358 |
| 1,000 | 745,699.8716 |
About These Units
- Horsepower (hp)
- Here, mechanical horsepower of 550 foot-pounds-force per second, about 745.7 W. It is used for American car engines, lawn equipment, and electric motors, and it is slightly larger than the 735.5 W metric horsepower.
- Watts (W)
- The SI derived unit of power, exactly one joule per second, named after James Watt. Light bulbs, phone chargers, kitchen appliances, and cycling power meters are all rated in watts.
Frequently Asked Questions
How many W are in 1 hp?
1 hp equals 745.6998716 W.
How do I convert Horsepower to Watts?
Multiply your Horsepower value by 745.6998716. For example, 25 hp × 745.6998716 = 18,642.49679 W.
How many hp are in 1 W?
1 W equals 0.00134102209 hp.