Watts to Horsepower
Convert watts to horsepower instantly. 1 W = 0.00134102 hp
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Quick answers
- 100 W = 0.1341 hp
- 500 W = 0.67051 hp
- 746 W = 1.0004 hp
- 1,000 W = 1.341 hp
- 1,500 W = 2.0115 hp
Watts to Horsepower conversion table
| Watts (W) | Horsepower (hp) |
|---|---|
| 1 W | 0.001341 hp |
| 2 W | 0.002682 hp |
| 3 W | 0.0040231 hp |
| 4 W | 0.0053641 hp |
| 5 W | 0.0067051 hp |
| 6 W | 0.0080461 hp |
| 7 W | 0.0093872 hp |
| 8 W | 0.010728 hp |
| 9 W | 0.012069 hp |
| 10 W | 0.01341 hp |
| 15 W | 0.020115 hp |
| Watts (W) | Horsepower (hp) |
|---|---|
| 20 W | 0.02682 hp |
| 25 W | 0.033526 hp |
| 30 W | 0.040231 hp |
| 40 W | 0.053641 hp |
| 50 W | 0.067051 hp |
| 75 W | 0.10058 hp |
| 100 W | 0.1341 hp |
| 250 W | 0.33526 hp |
| 500 W | 0.67051 hp |
| 1,000 W | 1.341 hp |
Conversion formula
horsepower = watts × 0.00134102209
Example: 746 W × 0.00134102209 = 1.0004 hp
The watt is the SI unit of power, one joule per second. Mechanical horsepower, used in the US and UK, is 550 foot-pounds per second, about 745.7 watts.
You may also see this conversion written as “watts to hp”.
Questions
How many horsepower are in one watt?
One watt is 0.00134102209 horsepower.
How do you convert watts to horsepower?
Multiply by 0.00134102209. The factor comes from the exact definitions of both units, so the only rounding is in the display.
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