The CSM range of rugged cast iron submersible pumps is suitable for many dewatering, drainage, water treatment and wastewater applications. CSM850 Cutter pump with 32 mm free passage is suitable for draining water where stringy materials may be present. Featuring dry motor design with automatic thermal overload protection and mechanical overload switch (auto cut-out).

Key Features

  • 32 mm free passage
  • Semi open cutter impeller
  • SiC / SiC mechanical seal
  • Auto cut out switch
  • Thermal overload protection
  • Moisture sealed cable inlet
  • Max. head – 17 m
  • Max. flow – 885 lpm


Dairy pit drainage, raw sewage disposal, low pressure sewage, grey water and water with stringy material.

Click & Collect Orders

Please wait for your 'Ready to Collect' email/call from your chosen Onga Pump Shop ensuring availability before heading in store to collect.

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