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Liberty LSG203M Grinder Pump

Liberty 2HP LSG204M Omnivore 1-1/4" Grinder Pump 480v 3Phase

Regular price $2,642.00 Sale price $1,889.00
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Liberty Pumps LSG204M is a 2 HP 440-480v Manual Submersible Grinder Pump (3 Phase) with 25ft quick-disconnect power cord. Liberty's LSG200 Series Omnivore grinder pumps meet the demanding needs of commercial and residential sewage applications where difficult solids-handling ability is crucial.

The superior cutting system of the Liberty Grinder Pumps LSG204M provides improved shredding performance over radial cutters. V-pattern provides up to 108 alternated cuts per revolution. In addition, Liberty LSG-Series Grinder Pumps are designed for continuous underwater operation. Liberty LSG-Series Grinder Pumps are designed for continuous underwater operation. The Liberty LSG204M Grinder Pump features internal capacitors and does not require a separate control panel for operation.


  • 2HP, heavy-duty motor - oil filled
  • Advanced V-Slice cutting system made of hardened 440 stainless steel - Rockwell C  58
  • Internal capacitor
  • Upper and lower ball bearings
  • One-piece uni-body cast iron housing
  • 300 Series SS Rotor Shaft
  • 316 Stainless steel impeller
  • Dual seals - Upper seal is unitized durable silicon carbide. Lower seal is Viton double-lip. (Lower seal ensures that all debris is kept away from main seal)
  • Motor windings insulated to Class B (265°F)
  • New Patented V-Slice cutter technology
  • Horizontal 1-1/4" FNPT Discharge
  • Back vanes on impeller and spiraled bottom plate for superior solids clearing
  • All stainless steel fasteners
  • Clog-free volute design
  • Designed for maximum heat dissipation and cool motor operating temperatures
  • Solid state starting circuit - no mechanical relay coil
  • 25' power cord with Quick-Disconnect


Pump curve and engineering info