Use the calculator above to convert Horsepower (hp) to Joules per Second (J/s) instantly, or check the reference table and answers below. 1 Horsepower equals 745.700000 J/s.
To convert Horsepower to Joules per Second, multiply the Horsepower value by 745.7. To go the other way, divide by 745.7 instead.
How many Joules per Second are in 1 Horsepower?
1 Horsepower (hp) equals 745.700000 J/s.
How many Joules per Second are in 10 Horsepower?
10 Horsepower (hp) equals 7457.000000 J/s.
Symbol: hp
Horsepower (hp) is a unit of power originally defined to compare steam engine output to draft horses, still widely used to rate vehicle and machine power.
Symbol: J/s
A joule per second is equivalent to one watt, representing the rate of energy transfer or work done, used in physics and engineering.
| Horsepower [hp] | Joules per Second [J/s] |
|---|---|
| 0.01 hp | 7.457000 J/s |
| 0.1 hp | 74.570000 J/s |
| 1 hp | 745.700000 J/s |
| 2 hp | 1491.400000 J/s |
| 3 hp | 2237.100000 J/s |
| 5 hp | 3728.500000 J/s |
| 10 hp | 7457.000000 J/s |
| 20 hp | 14914.000000 J/s |
| 50 hp | 37285.000000 J/s |
| 100 hp | 74570.000000 J/s |
| 1000 hp | 745700.000000 J/s |