Conversion Formula
$$hp = W \times 0.00134102$$
Multiply the value in Watt by 0.00134102 to get Horsepower (Mechanical).
W to hp Conversion Table
| Watt (W) | Horsepower (Mechanical) (hp) |
|---|---|
| 0.1 | 0.000134102 |
| 0.5 | 0.000670511 |
| 1 | 0.00134102 |
| 2 | 0.00268204 |
| 5 | 0.00670511 |
| 10 | 0.0134102 |
| 25 | 0.0335256 |
| 50 | 0.0670511 |
| 100 | 0.134102 |
| 250 | 0.335256 |
| 500 | 0.670511 |
| 1,000 | 1.34102 |
W to hp in Engineering
Power conversions are critical for motor selection, HVAC load calculations, electrical system design, and energy analysis. Engineers frequently convert between horsepower, kilowatts, and BTU/h across disciplines.
Watt: SI unit of power equal to one joule per second. Fundamental unit for all power calculations.
Horsepower (Mechanical): Imperial mechanical horsepower (550 ft路lbf/s). Standard for motors and engines in US practice.