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Waterflow switch • U-bolt

The Profit waterflow switches, type WFS, are used for the detection of a water flow in fire sprinkler piping systems. The installation is similar to a mechanical sprinkler tee with U-bolt clamp.

  • Available sizes: 2 - 8 inch
  • Only suitable for wet systems on pipes sched 10 to sched 40
  • All parts have a corrosion resistant finish
  • Contains two synchronised switches (SPDT contacts model)
  • Working temperature: 0°C to 49°C
  • Working pressure:
    - UL/FM: 450 PSI
    - CE: 16 bar
  • UL approved / FM approved / CE approved
UL Certification
FM Certification
certification_ce