Grinder Pumps

Retro-Fit Grinder System

A completely assembled Grinder replacement package for E/One® GP 200 and GP 2000 systems.


  • Liberty's 2 hp Omnivore® Grinder Pump - available in single stage or two stage

  • Fully assembled and ready to drop-in-place

  • NEMA 4X junction box contains motor contactor and terminal strip

  • Includes floats, piping, and replacement cover

  • Sealed 6 pin, quick-connector with 10' cable lead plugs into existing E-one connector.

  • Alarm float works as a redundant "on" float.  Will sound alarm and activate pump in the event of a main switch failure.

  • Stainless steel piping and discharge elbow

    *E/One® is a registered trademark of Environment One Corporation and is not affiliated with Liberty Pumps.


Sales Literature
Engineer Specifications
Pump Sizing Information
Installation Manual



See Sales literature PDF for various 

model configurations.