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horsepower Group

Characteristic

horsepower

( Used in the United States )

Notes

Symbol

HP

Other Names

horsepower-UK, HP-UK

"UK" indicates that this unit is used in the United Kingdom.

Metric (SI) Equivalent

745.69987158 watts

This equivalent and the others below are calculated from exact values.

Other Metric (SI) Equivalents with More Basic Units

745.69987158 joules / second

745.69987158 meter2 kilograms / second3

Metric (SI) Dimensions

length2 × mass × time-3

Description in Terms of Other Units and Constants

550 foot-pounds-force / second

Quantity

Power and Radiant Flux

Characteristic

horsepower-boiler

Notes

Other Name

HP-boiler

Metric (SI) Equivalent

9.8095 kilowatts

This equivalent and the others below are exact.

Other Metric (SI) Equivalents with More Basic Units

9.8095 kilojoules / second

9809.5 meter2 kilograms / second3

Metric (SI) Dimensions

length2 × mass × time-3

Quantity

Power and Radiant Flux

Characteristic

horsepower-electric

Notes

Other Name

HP-electric

Metric (SI) Equivalent

746 watts

This equivalent and the others below are exact.

Other Metric (SI) Equivalents with More Basic Units

746 joules / second

746 meter2 kilograms / second3

Metric (SI) Dimensions

length2 × mass × time-3

Quantity

Power and Radiant Flux

Characteristic

horsepower-metric

Notes

Other Names

HP-metric, cheval-vapeur, cv

Metric (SI) Equivalent

735.49875 watts

This equivalent and the others below are calculated from exact values.

Other Metric (SI) Equivalents with More Basic Units

735.49875 joules / second

735.49875 meter2 kilograms / second3

Metric (SI) Dimensions

length2 × mass × time-3

Description in Terms of Other Units and Constants

75 kilogram-force meters / second

Quantity

Power and Radiant Flux

Characteristic

horsepower-water

Notes

Other Name

HP-water

Metric (SI) Equivalent

746.043 watts

Other Metric (SI) Equivalents with More Basic Units

746.043 joules / second

746.043 meter2 kilograms / second3

Metric (SI) Dimensions

length2 × mass × time-3

Quantity

Power and Radiant Flux