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energy diaghram and ram pumps

Mastiff Diaphragm Pump

With its high flow rate and impressive suction lift capability, our Mastiff pump is a mainstay of many water treatment plants. De-Sludging is no easy task but the Mastiff is up for the Challenge! A flow rate of between 1.9l/s and 14.5l/s (7M³/h to 50m³/h) means that for de-sludge and sludge transfer it’s the one to beat.

  • The preferred pump in hundreds of Auto-desludging installations.
  • Designed with traditional engineering values in mind.
  • Unique and blockage resistant valve system.
  • Proven in a wide range of demanding slurry handling applications.
  • Fixed and variable flow rates available.
  • anti air-locking base.
  • Highly reliable and easy to maintain.
  • Lightweight Frost Protection Cover.
  • Personal help and advice for every enquiry.

Technical Information

  • Motor sizes – 0.75 kw to 4kw
  • pn16 Flange sizes – 100 mm
  • Max. Suction lift – 6 Metres
  • Max. Delivery head – 25 Metres
  • Max flow rate – 8lts/sec
  • Max. Solids size – 60 mm
  • Surge Arrestors – as required.