Convert Horsepower (hp) to Foot-pounds per second (ft⋅lb/s)

Enter a value below to convert Horsepower (hp) to Foot-pounds per second (ft⋅lb/s).

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Conversion:

1 Horsepower (hp) = 550.00000032 Foot-pounds per second (ft⋅lb/s)

How to Convert Horsepower (hp) to Foot-pounds per second (ft⋅lb/s)

1 hp = 550.00000032 ftlbps

1 ftlbps = 0.0018181818171 hp

Example: convert 15 Horsepower (hp) to Foot-pounds per second (ft⋅lb/s):

25 hp = 13750.000008 ftlbps

Horsepower (hp) to Foot-pounds per second (ft⋅lb/s) Conversion Table

Horsepower (hp)Foot-pounds per second (ft⋅lb/s)
0.01 hp5.5000000032 ftlbps
0.1 hp55.000000032 ftlbps
1 hp550.00000032 ftlbps
2 hp1100.0000006 ftlbps
3 hp1650.000001 ftlbps
5 hp2750.0000016 ftlbps
10 hp5500.0000032 ftlbps
20 hp11000.000006 ftlbps
50 hp27500.000016 ftlbps
100 hp55000.000032 ftlbps
1000 hp550000.00032 ftlbps

Horsepower (hp)

Definition

Horsepower (hp) is a unit of power originally defined by James Watt as approximately 550 foot-pounds per second or about 745.7 watts.

History

James Watt coined the term 'horsepower' in the 1780s to market his improved steam engines by comparing their output to draft horses. Despite being over 240 years old, the unit remains in widespread use.

Current use

Horsepower is the standard unit for rating internal combustion engines, electric motors, and machinery in the United States, United Kingdom, and many other countries. Car specifications, lawnmowers, and industrial pumps all use hp.

Foot-pounds per second (ft⋅lb/s)

Definition

Foot-pounds per second (ft·lb/s) is an imperial unit of power equal to approximately 1.356 watts. It measures the rate of mechanical work in the foot-pound-second system.

History

Foot-pounds per second is rooted in the British engineering system. James Watt originally defined horsepower as 550 ft·lb/s, establishing the direct relationship between these two power units.

Current use

Foot-pounds per second appears in mechanical engineering calculations, particularly in the United States. It is used in torque-power conversions, machinery specifications, and physics education in imperial-unit contexts.