Convert horsepower (mechanical)s to watts
1 hp = 745.699871582 W — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 21 power units
- Terawatts TW 7.45699871582e-10
- Gigawatts GW 0.000 000 745 699 871 582
- Megawatts MW 0.000 745 699 871 582
- Kilowatts kW 0.745 699 871 582
- Watts W 745.699 871 582
- Milliwatts mW 745 699.871 582
- Microwatts µW 745 699 871.582
- Nanowatts nW 745 699 871 582
- Horsepower (mechanical)s hp 1
- Horsepower (metric)s PS 1.013 869 665 42
- Horsepower (electric)s hp (E) 0.999 597 683 086
- Horsepower (boiler)s hp (S) 0.076 009 964 978 2
- BTU per hours BTU/h 2544.433 577 64
- BTU per seconds BTU/s 0.706 787 104 901
- Ton of refrigerations RT 0.212 036 131 47
- Calorie per seconds cal/s 178.226 546 745
- Kilocalorie per hours kcal/h 641.615 568 283
- Foot-pound per seconds ft·lbf/s 550
- Erg per seconds erg/s 7 456 998 715.82
- Volt-amperes VA 745.699 871 582
- Kilovolt-amperes kVA 0.745 699 871 582
Every row is Horsepower (mechanical) (hp) converted through the watt, in exact rational arithmetic.
How to convert horsepower (mechanical)s to watts
Multiply the number of horsepower (mechanical)s by 745.699871582 to get watts.
The exact factor is 745.69987158227022 — as a fraction, 37284993579113511/50000000000000.
Horsepower (mechanical): 550 ft·lbf/s — exactly 745.699 871 582 270 22 W.
Horsepower (mechanical) to Watt conversion table
| Horsepower (mechanical)s (hp) | Watts (W) |
|---|---|
| 1 hp | 745.699 87 |
| 2 hp | 1491.3997 |
| 3 hp | 2237.0996 |
| 5 hp | 3728.4994 |
| 10 hp | 7456.9987 |
| 20 hp | 14 913.997 |
| 25 hp | 18 642.497 |
| 50 hp | 37 284.994 |
| 100 hp | 74 569.987 |
| 250 hp | 186 424.97 |
| 500 hp | 372 849.94 |
| 1000 hp | 745 699.87 |
Watt to Horsepower (mechanical) conversion table
| Watts (W) | Horsepower (mechanical)s (hp) |
|---|---|
| 1 W | 0.001 341 022 1 |
| 2 W | 0.002 682 044 2 |
| 3 W | 0.004 023 066 3 |
| 5 W | 0.006 705 110 4 |
| 10 W | 0.013 410 221 |
| 20 W | 0.026 820 442 |
| 25 W | 0.033 525 552 |
| 50 W | 0.067 051 104 |
| 100 W | 0.134 102 21 |
| 250 W | 0.335 255 52 |
| 500 W | 0.670 511 04 |
| 1000 W | 1.341 022 1 |
Frequently asked
How many watts are in a horsepower (mechanical)?
One horsepower (mechanical) equals 745.6998716 watts (hp → W). That figure is exact, not rounded.
How do you convert horsepower (mechanical)s to watts?
Multiply the number of horsepower (mechanical)s by 745.699871582 to get watts.
What is 1 W in horsepower (mechanical)s?
One watt is 0.00134102209 horsepower (mechanical)s.
What is 10 hp in W?
10 hp = 7456.9987 W.
What exactly is a horsepower (mechanical)?
550 ft·lbf/s — exactly 745.699 871 582 270 22 W.