Pentair Southern Cross ISO Starline Commercial


Pentair Southern Cross Starline Commercial Pump – CLOSE COUPLED, ISO 2858

Designed for efficient and reliable general-purpose water transfer.

Applications include: General-purpose water transfer in industry, building services and irrigation.



  • Space saving design.
  • Superior hydraulic design and manufacturing methods produce significantly higher efficiencies for lower running costs and reduced maintenance.
  • Australian designed and manufactured.
  • Up to 250 litres per second discharge.
  • Australian wide service and backup.
  • ISO 9001 quality assured.
  • 32 to 200mm discharge.
  • Wide range of options.
  • Heads to 160 metres.


Standard Features:

  • Type 316 stainless steel shaft extension.
  • G. cast iron motor shaft clamp.
  • TEFC IP55 motor; rugged cast iron volute with integral suction and discharge flanges and mounting feet.
  • Pressure rated to 1600kPa (160 metre head).
  • Cast iron impeller and backplate; stainless steel impeller nut.
  • Rigid cast iron bell housing connects motor and pump housing.
  • Single mechanical seal.


Special Design Features:

  • Use of standard off-the-shelf foot and flanged electric motors with highly accurate clamp on shaft extensions;
  • Taper mounted and keyed impeller for easy removal from shaft during servicing and positive locking during operation.
  • Heavy duty stainless steel shaft extensions for safe operation at high speed;
  • AS1830/T260 cast iron volute for added safety; reusable “O” ring body seal.
  • Hydraulically and dynamically balanced impellers.
  • Highly efficient suction performance from double curvature impeller vanes.


Optional Materials:

  • Stainless Steel AS2074 / H6B


Optional Extras:

  • Zinc-free bronze wear rings for impeller, volute and backplate.
  • Optional single mechanical seals.
  • Optional motor specifications and classes works certified and witnessed tests for guaranteed performance.
  • Impeller turn-downs.
  • Pressed or welded steel baseplates.


Maximum Operating Temperature:

Maximum pumped liquid temperature for Southern Cross Starline pumps is 100°C using standard seals.  Liquids up to 140°C can be handled using special seals. Consult Southern Cross Customer Service Unit for further information.


Brochure Manual

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