Potter VSR-10


Vane Type Waterflow Alarm Switch with Retard

Availability: Estimated 6 - 8 Business Days

  • Factory New
Brand: Potter FireAlarm.com Part #: 80962 Categories: , Manufacturer Part #: VSR-10Secondary Part #: 1144410 Tags: , ,


The Model VSR is a vane type waterflow switch for use on wet sprinkler systems. It is UL and CUL Listed for use on steel pipe; schedules 10 through 40. See Ordering Information chart. The VSR may also be used as a sectional waterflow detector on large systems. The VSR contains two single pole, double throw, snap action switches and an adjustable, instantly recycling pneumatic retard. The switches are actuated when a flow of 10 GPM (38 LPM) or more occurs downstream of the device. The flow condition must exist for a period of time necessary to overcome the selected retard period.


Weight 1.00 lbs



  • 0-90 second field replaceable time delay retard
  • Easy to read retard time delay adjustment knob
  • Weatherproof and UV resistant
  • Easy to read wire terminal designations
  • Two SPDT (form C) contacts


VSR-10; Vane Type Waterflow Alarm Switch W/ Retard
Potter – Data Sheet


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