Potter Amseco VSR-FEX-8 Explosion Proof Vane Type Waterflow Switch, 8" Pipe Size

  • JMAC SKU: POTTER-AMSECO-VSRF-EX8
$1,993.53
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The Potter Amseco VSR-FEX is a vane type waterflow switch for use on wet sprinkler systems located in hazardous locations as shown above. The unit may also be used as a sectional waterflow detector on large systems.

The unit 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 gallons per minute (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.

UPC: 785192006305
Also known as: PL-VSRFEX8, VSRFEX8

Technical Specifications:
  • Service Pressure: Up to 450 PSI (31 BAR)
  • Minimum Flow Rate for Alarm: 10 GPM (38 Lpm)
  • Maximum Surge: 18 FPS (10 m/s)
  • Contact Ratings: Two sets of SPDT (Form C), 15.0 Amps at 125/250 VAC, 2.0 Amps at 30 VDC Resistive


For more information about the Potter / Amseco VSR-F-EX-8, please contact us.
  • Designed for a 8" pipe size
  • Suitable for indoor or outdoor use with factory installed gasket and cast aluminum housing
  • NEMA 4 Rated Enclosure - use with appropriate conduit fitting
  • Temperature: 40F/120F, 4,5C/49C
  • Non-corrosive sleeve factory installed in saddle


2 Reviews

  • 5
    POTTER-AMSECO-VSRF-EX8

    Posted by 121662 on Dec 31st 2017

  • 5
    POTTER-AMSECO-VSRF-EX8

    Posted by 118095 on Sep 30th 2017