LF Frame Mounted End Suction Pump

Grundfos Frame Mounted End Suction Pump

LF End-Suction Pump

The LF frame mounted end suction pump serves as the industry standard in performance, quality, and durability. Advanced features and benefits incorporated as standard, as well as optional features that meet specialized needs, set this high efficiency, end suction pumps apart as the broadest line offered to the marketplace. The LF includes a double volute design to increase efficiency, lowers lifecycle costs, and prolongs seal and bearing life. NSF61/50 certification available.



  • District cooling
  • District heating
  • Cooling
  • Industrial heating
  • Process liquids transfer
  • Industrial process water treatment
  • Municipal surface water
  • Municipal water transportation

Frame mounted centrifugal end suction pump

Frame mounted end-suction pumps available with integrated MLE variable speed motor to optimize energy efficiency.


Key Features & Benefits

  • Double volute design increases efficiency, lowers life cycle costs, and prolongs seal and bearing life.
  • Francis Vane impeller design increases efficiency and reduces NPSH required.
  • Integrally cast diffuser vane reduces turbulence and need for suction guides.
  • Bronze case wear rings as standard extend pump life and increase efficiency.
  • Back pull-out design enables maintenance without disturbing piping.
  • Footed bearing frame eases maintenance.
  • Stainless steel balanced impellers (standard) can be trimmed to specification for customization.
  • Footless volute establishes single point support for reducing alignment restrictions and permits discharge orientation flexibility.
  • Machined mounting surfaces and fabricated base plate aids in alignment.
  • Choice of motor enclosures increases flexibility of design.
  • Large seal chamber allows various seal configurations and customization.
  • NSF61/50 certification available