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Calculators » Conversion » Speed » Km per hour and Km per second

Convert between Km per hour and Km per second

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Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert speed measurements from km per hour to km per second and km per second to km per hour.

Enter the value you want to convert, and leave the target field blank.

Result window

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Conversion formula

1 km/s = 3600 km/h

1 km/h = 0.0002778 km/s

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