Revolutions Per Minute

rpm

Commonly Used

RPM is a practical frequency unit measuring rotational speed, commonly used in engines, motors, and mechanical equipment.

Quick Converter

1 rpm = kilohertz

Controls display format. Very small or very large numbers will be shown in scientific notation (e.g., 1.5e-6).

Revolutions Per Minute (rpm)

RPM is a practical frequency unit measuring rotational speed, commonly used in engines, motors, and mechanical equipment.

Characteristics

  • 1 rpm = 1/60 Hz
  • Symbol: rpm or r/min
  • Measures rotations per minute
  • Common in mechanical engineering

Applications

  • Engine and motor speeds
  • Turbine rotations
  • Drill and power tool speeds
  • Washing machine spin cycles
  • Industrial machinery
  • Automotive tachometers

Related Units

Used In Regions

Mechanical Automotive Industrial
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