AFS 4" Packaged Lift Stations are the solution for small to midsize flow applications. The 4" sanitary sewer lift stations provide full 3" solids handling for flows from 80 gpm to over 500 gpm (using the optional 6" discharge manifold). The 4" sewer lift stations can be paired with Hydromatic high efficiency HPE vortex or chopper pumps to provide exceptional solids handling capacity. These septic lift station pump packages can be customized with a variety of options to create a superior wastewater pumping solution.


  • apartment buildings
  • schools
  • commercial buildings
  • residential subdivisions
  • municipal collection systems
  • stormwater
  • industrial wastewater
  • design flow rates up to 500 GPM with 6" force main
  • wet well diameters up to 144"
  • depths over 30'


  • 4" discharge submersible wastewater pumps (duplex or triplex)
  • Hydromatic 4" Pumps with Premium Efficiency Motors (optional)
  • 4" cast iron base elbow guide rail systems
  • SCH40 stainless steel guide rails
  • 4" or 6" pump discharge piping
  • SCH10 welded stainless steel discharge piping
  • FRP wet well
  • FRP valve vault
  • welded aluminum hinged door access covers
  • external electrical hand hole with junction boxes (standard)
  • internal electrical junction boxes (optional)
  • standard or custom sewer lift station pump control panel

Example Drawings

Additional Resources

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