Horsepower to Foot-Pound/Second Converter

1 hp = 550 ft·lbf/s

1 hp = 550 ft·lbf/s

Horsepower to Foot-Pound/Second Table

Horsepower (hp)Foot-Pound/Second (ft·lbf/s)
0.015.5
0.154.9999
1550
21,100
52,750
105,499.99
2010,999.99
5027,499.96
10054,999.93
500274,999.63
1000549,999.26

How to Convert Horsepower to Foot-Pound/Second

To convert Horsepower (hp) to Foot-Pound/Second (ft·lbf/s), use the formula: 1 hp = 550 ft·lbf/s.

For example, to convert 5 hp to ft·lbf/s: 5 hp = 2,750 ft·lbf/s. Similarly, 10 hp = 5,499.99 ft·lbf/s, 25 hp = 13,749.98 ft·lbf/s, and 100 hp = 54,999.93 ft·lbf/s.

To convert in the other direction, 1 ft·lbf/s = 0.001818 hp. Simply enter your value in either field above for instant bi-directional conversion.

What is a Horsepower?

A horsepower (hp) is about 745.7 watts — originally defined by James Watt. Horsepower is the standard unit for engine power in the US and UK.

What is a Foot-Pound/Second?

Foot-pounds per second (ft·lbf/s) is an imperial power unit. Used in engineering calculations involving torque and rotational speed.

Common Horsepower to Foot-Pound/Second Conversions

Here are some frequently looked-up conversions between Horsepower and Foot-Pound/Second:

  • 1 hp = 550 ft·lbf/s
  • 5 hp = 2,750 ft·lbf/s
  • 10 hp = 5,499.99 ft·lbf/s
  • 25 hp = 13,749.98 ft·lbf/s
  • 100 hp = 54,999.93 ft·lbf/s

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