Parker Nichols M4 Motor – High Speed Gerotor


The Parker Nichols M4 series is a versatile, high speed gerotor motor with a wide range of smooth-operating speeds. It can run on low viscosity fluids and has high starting torque.

Five displacements are available from 2.45 cc/rev to 12.29 cc/rev: M4-015 | M4-030  | M4-045 | M4-060 | M4-075

The Parker Nichols M4 motor series features operating speeds of 30 to 75000 rpm and intermittent pressures to 2400 psi.

Features and benefits include:

  • Bi-directional operation
  • High starting torque (typically 90% of running torque)
  • Smooth operation at this wide range of speeds
  • High pressure shaft seal
  • Contamination resistant
  • Operation with low viscosity fluids
  • Simple design (two rotating parts in power element)
  • Extended operating life and low noise level
  • Heavy duty bearings capable of withstanding radial and thrust loads

Contact us for further technical details and configuration options.

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