# Inch per second conversions

The inch per second conversion selector above selects the speed/velocity measurement unit to convert to starting from inches per second (in/s). To make a conversion starting from a unit of speed other than inch per second, simply click on the "Reset" button.

## About inch per second

The **inch per second** (or **inch/second**) is a unit of speed in the Imperial and US customary systems of units equal to 0.0254 meters per second (1 in/s = 0.0254 m/s), the derived unit of speed in the International System of Units (SI).

The inch per second (in/s) is also equal to approximately 0.09144 kilometers per hour (km/h), or 0.056818 miles per hour (mph) or 0.083333 feet per second (ft/s).

The speed is the distance traveled by an object during a period of time. Thus, inches per second (or inches/second) show how many inches are traveled in one second. The inch is a unit of length in the Imperial / US customary system of units while the second is a unit of time.

Symbol: in/s

Plural: inches per second