What is foot pound-force per second used for?

It is an imperial unit of power used to express mechanical power when forces and distances are measured in customary units, often for small engines and hand tools.

How is mechanical horsepower defined in this context?

Mechanical horsepower here refers to the imperial unit equal to 550 foot pound-force per second, as defined by James Watt.

Can this tool convert to metric horsepower?

No, this converter only supports mechanical horsepower defined as 550 ft·lbf/s and does not cover other horsepower definitions such as metric horsepower.

How to Convert from Foot Pound-Force/Second to Horsepower (550 ft*lbf/s)

Learn how to convert power values from foot pound-force per second to mechanical horsepower (550 ft*lbf/s) using an easy online converter. Understand the use cases, formula, and examples for accurate power unit conversion.

Foot pound-force/second

Horsepower (550 ft*lbf/s)

Please check your input. It must be a valid numeric value.

Foot pound-force/second to Horsepower (550 ft*lbf/s) Conversion Table

Foot pound-force/second	Horsepower (550 ft*lbf/s)

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Foot pound-force/second to Horsepower (550 ft*lbf/s) Conversion Table
Foot pound-force/second	Horsepower (550 ft*lbf/s)

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What Is This Tool?

This converter transforms power measurements provided in foot pound-force per second into mechanical horsepower defined by 550 ft·lbf/s. It helps users translate smaller imperial power units into widely recognized horsepower values for various engine and equipment specifications.

How to Use This Tool?

Enter the power value in foot pound-force per second.
Select foot pound-force/second as the input unit.
Choose horsepower (550 ft·lbf/s) as the output unit.
Apply the conversion formula or let the tool calculate automatically.
View the result and use it for specifications or comparisons.

Key Features

Converts foot pound-force/second (ft·lbf/s) to mechanical horsepower (550 ft·lbf/s).
Uses the standard conversion rate based on imperial units.
Supports mechanical engineering, automotive, and equipment power specifications.
Includes clear examples to guide the conversion process.
Browser-based and easy to use without complicated inputs.

Examples

100 ft·lbf/s equals 0.18181818 horsepower (550 ft·lbf/s).
550 ft·lbf/s equals exactly 1 horsepower (550 ft·lbf/s).

Common Use Cases

Evaluating mechanical power outputs of hand tools and small engines in imperial units.
Calculating engine ratings in cars and motorcycles.
Specifying power ratings for garden equipment like lawnmowers and portable generators.
Comparing performance of pumps, compressors, and motors in systems using imperial measurements.

Tips & Best Practices

Accurately measure torque and rotational speed to derive reliable foot pound-force/second values.
Use this converter for mechanical horsepower defined by 550 ft·lbf/s only.
Verify units carefully to ensure proper application of conversion rates.
Utilize the conversion for easier comparison and specification between different power units.

Limitations

Only applies to mechanical horsepower defined by 550 ft·lbf/s; other horsepower types are not covered.
Requires precise measurement of input variables such as torque and rotational speed for accuracy.
Less commonly used outside of regions favoring imperial units compared to SI watt units.

Frequently Asked Questions

What is foot pound-force per second used for?: It is an imperial unit of power used to express mechanical power when forces and distances are measured in customary units, often for small engines and hand tools.
How is mechanical horsepower defined in this context?: Mechanical horsepower here refers to the imperial unit equal to 550 foot pound-force per second, as defined by James Watt.
Can this tool convert to metric horsepower?: No, this converter only supports mechanical horsepower defined as 550 ft·lbf/s and does not cover other horsepower definitions such as metric horsepower.

Key Terminology

Foot pound-force/second: An imperial unit of power representing one pound-force applied over one foot per second; equals 1.3558179483314 watts.
Horsepower (550 ft*lbf/s): Mechanical horsepower defined as 550 foot pound-force per second, used to measure the rate of doing work or energy transfer in imperial units.

Quick Knowledge Check

What does one foot pound-force per second equal in watts?

1.3558179483314 watts

550 watts

745.699872 watts

What is the mechanical horsepower equivalent of 550 ft·lbf/s?

0.0018 horsepower

1 horsepower

100 horsepower

Which use case applies to horsepower (550 ft*lbf/s)?

Rating internal-combustion engines in cars

Measuring electrical current

Calculating thermal energy in joules

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