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Marelli VS4 vertical inline shaft sump pump

Designed for processes engineers requiring reliable operation in the full range of high pressure services

The Marelli VSMK VS4 type sump pump series are vertical process pumps, single volute, radial split, self-venting, vertical split casing and single stage. Developed for the medium-pressure movement of water, hydrocarbon, CO2 and other process liquids, our solutions meet the most stringent customer specifications.

  • Flows to 7,000 gpm (1,600 m³/hr)
  • Heads to 1,180 ft (360 m)
  • Suction Pressure: Flooded
  • Temperature Range -22 to 752°F (-30 to 400°C)



  • Refineries
  • Desalination plants
  • Process charge
  • API basins
  • Condensate extraction
  • Tank farms
  • Tanks fluid transfer
  • Petrochemical plants
  • Fertilizers
  • Oil fields and terminals
  • Offshore and onshore petroleum and gas
  • Reverse osmosis
  • Synfuels
  • Paper mills
  • Pharmaceutical industry



Marelli VS4

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