Foot-pounds per second to Horsepower
Convert Foot-pounds per second to Horsepower instantly. Free online power unit converter with exact formula, conversion table and FAQ.
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Formula
hp = ft-lb/s × 0.001818181818
ft-lb/s = hp × 550
Conversion table
| 1 ft-lb/s | 0.00181818 hp |
| 5 ft-lb/s | 0.00909091 hp |
| 10 ft-lb/s | 0.0181818 hp |
| 20 ft-lb/s | 0.0363636 hp |
| 50 ft-lb/s | 0.0909091 hp |
| 100 ft-lb/s | 0.181818 hp |
| 500 ft-lb/s | 0.909091 hp |
| 1000 ft-lb/s | 1.81818 hp |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the foot-pound per second (ft-lb/s). Foot-pound per second is an imperial rate of mechanical work, equal to one foot-pound of work performed each second.
What is the destination unit in this conversion?
The destination unit is the horsepower (hp). Mechanical (imperial) horsepower is a traditional unit of power used for engines and motors, defined as exactly 745.6998715822702 watts.
How do I convert foot-pounds per second to horsepower?
Multiply the foot-pound per second value by 0.001818181818 to get horsepower. For example, 1000 ft-lb/s × 0.001818181818 = 1.81818 hp.
Is the foot-pounds per second to horsepower conversion exact?
Yes. Both units are defined by fixed numeric relationships to the watt, so the conversion factor used here, 0.001818181818, is exact.
Where is this conversion commonly used?
It is used when comparing power ratings expressed in foot-pounds per second against equipment, engines, or specifications rated in horsepower.
Can I convert horsepower back to foot-pounds per second?
Yes. Multiply the horsepower value by 550 to get foot-pound per second.
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About this conversion
This page converts foot-pounds per second (ft-lb/s) into horsepower (hp), two units used to describe power, the rate at which energy is transferred or work is done.
Foot-pound per second is an imperial rate of mechanical work, equal to one foot-pound of work performed each second.
Mechanical (imperial) horsepower is a traditional unit of power used for engines and motors, defined as exactly 745.6998715822702 watts.
The formula is hp = ft-lb/s × 0.001818181818, derived from each unit's fixed relationship to the watt, the SI unit of power.
Because both units are defined by exact numeric relationships to the watt, this conversion is exact rather than approximate.