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Simple and compact construction for non-abrasive liquids

General Purpose Internal gear pumps in cast iron, for clean, non-abrasive liquids. The simple and compact construction makes it a low-cost pump, often used in modified versions by OEM customers.

A close-coupled OEM model is also available. GP pumps are designed for use with IEC or NEMA flange motors.
Rotan GP Internal Gear Pump for non abrasive applications


Capacity Range
Up to 50 m3/h / 396 gpm
Up to 1750 rpm
Differential Pressure
Up to 16 bar / 232 psi
Suction Lift
Up to 0,5 bar / 7.25 psi vacuum while priming & Up to 0,8 bar / 11.6 psi vacuum while pumping
Viscosity Range
Up to 7500 cSt
Up to 150°C / 302° F


  • Flexible sealing options
  • Opposing inlet and outlet connections with oversized ports
  • Shaft supported by two ball bearings in single sealed configuration
  • Self-priming with large suction capabilities
  • Low NPSH requirements
  • Self-draining, integral safety relief valve
  • No speed reduction required in six smaller sizes
  • Complete heating/cooling jacketing available


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