What is a RPM (rpm)?

Revolutions per minute (RPM) is a unit of rotational frequency representing the number of full rotations completed in one minute.

Definition

Symbol

rpm

Category

Frequency

System

Both

1 {unit} = {value} {otherUnit}

1 RPM = 0.0166667 Hertz (Hz)

1 RPM = 0.0000166667 Kilohertz (kHz)

1 RPM = 1.66667e-8 Megahertz (MHz)

1 RPM = 1.66667e-11 Gigahertz (GHz)

Common Uses

  • Engine speed
  • Hard drive rotation
  • Fan speed

RPM Conversions

Related Units