UB25 Series


  • Australian made
  • Suits 20NB (3/4″) or 25NB (1″) Pipework
  • Versitile all position Mounting
  • 200 BAR 2900 PSI Pressure rating
  • Switches at very low flows
  • IP67 Weatherproof housing
  • Solid machined brass body
  • High flow through rating
  • Handles liquids up to  90°C


The UB series inline flow switches are magnetically actuated piston style sensors that switch in response to very low fluid flows. They are ideal for all types of pressure boosting pump control and for the control of commercial or domestic hot and cold water systems. They find application in monitoring industrial safety showers and in many applications where extreme reliability is paramount. The UB series flow switches are also ideal for constant pressure pump control.


  • Hot and cold water pressure boosting
  • Gravity hot water system control
  • Hot water circulation actuation
  • Safety shower alarm sentinel
  • Wash down pump control
  • Solar hot water control
  • Mains water pressure boosting

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