What Is This Tool?
This converter allows users to translate mechanical power values from Pferdestärke (PS), a metric horsepower unit used historically in German-speaking regions, into foot pound-force per hour, an imperial unit describing work or energy transfer over time. It helps bridge metric and imperial power measurements often used in automotive, engineering, and historical contexts.
How to Use This Tool?
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Enter the numerical value of power in Pferdestärke (ps).
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Select the from-unit as Pferdestärke (ps) and the to-unit as foot pound-force/hour.
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Click convert to receive the equivalent power value in foot pound-force per hour.
Key Features
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Converts power values from Pferdestärke (ps) to foot pound-force/hour using a precise conversion factor.
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Easy-to-use interface suitable for automotive and engineering applications.
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Supports legacy and regional units for historical machinery and vehicle power ratings.
Examples
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2 pferdestarke (ps) converts to approximately 3,905,827.48 foot pound-force/hour.
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0.5 pferdestarke (ps) converts to approximately 976,456.87 foot pound-force/hour.
Common Use Cases
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Converting engine power specifications from metric horsepower to imperial units in automotive documentation.
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Translating small motor power for engineering reports that require foot pound-force/hour units.
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Updating legacy machine power ratings for comparison or integration with modern measurement systems.
Tips & Best Practices
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Ensure correct units are selected to maintain accuracy in conversions.
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Use this conversion primarily for historical or regional engineering purposes.
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Verify the power values with original specifications when dealing with legacy data.
Limitations
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Foot pound-force/hour measures very small power; converting from pferdestarke leads to large numbers that may be unwieldy.
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Both units are non-SI and typically replaced by standard SI units in modern engineering.
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Accuracy depends on consistent definitions, as foot pound-force/hour lacks widespread standardization.
Frequently Asked Questions
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What is pferdestärke (PS)?
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Pferdestärke (PS) is a metric horsepower unit historically used in German-speaking countries to express mechanical power, defined as 75 kilogram-force metres per second.
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Why convert pferdestärke to foot pound-force/hour?
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This conversion is useful to express power ratings in legacy imperial units, often needed for historical machinery specifications or engineering documents using non-metric systems.
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Is pferdestärke an SI unit?
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No, pferdestärke is not an SI unit but remains common in some automotive and consumer power ratings in certain European regions.
Key Terminology
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Pferdestärke (PS)
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A metric horsepower unit historically used in German-speaking regions, defined as 75 kilogram-force metres per second and equal to about 735.49875 watts.
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Foot pound-force/hour
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A non-SI unit of power representing one foot-pound-force of work performed or energy transferred every hour, commonly used for legacy imperial measurements.
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Power
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The rate at which work is done or energy is transferred, measured in various units depending on the system used.