Horsepower (hp)
Mechanical horsepower: exactly 550 foot-pounds per second.
Result
1 horsepower = 745.6998716 watts
Horsepower at a glance
| Unit name | Horsepower (plural: horsepower) |
|---|---|
| Symbol | hp |
| Quantity measured | Power |
| Measurement system | US customary |
| Also known as | hp, mechanical horsepower, bhp, imperial horsepower |
| Definition exact? | No — factor is rounded |
1 horsepower in other power units
| Unit | 1 hp equals |
|---|---|
| Watt | 745.699872 W |
| Kilowatt | 0.745699872 kW |
| Megawatt | 0.0007457 MW |
| Gigawatt | 0.000000746 GW |
| Metric horsepower | 1.01386967 PS |
| BTU per hour | 2,544.43358 BTU/h |
| Foot-pound per second | 550 ft·lb/s |
Popular horsepower conversions
Frequently asked questions
- What is a horsepower?
- Mechanical horsepower: exactly 550 foot-pounds per second.
- What is the symbol for the horsepower?
- The symbol for the horsepower is hp. It measures power.
- How many watts are in a horsepower?
- 1 horsepower = 745.699872 watts.
- How many kilowatts are in a horsepower?
- 1 horsepower = 0.745699872 kilowatts.