Home / Fire Sprinkler Systems / Flow Switches / Potter VSR-2.5 Potter VSR-2.5 $219.52 2.5″ Flow Switch Availability: Please Call for Lead Time Potter VSR-2.5 quantity Add to cart Factory NewBrand: Potter FireAlarm.com Part #: 80939 Category: Flow Switches Manufacturer Part #: VSR-2.5 Tags: LA, NX Description Specifications Features Resources Reviews (0) Description The Potter VSR is a vane type waterflow switch with non-corrosive insert for use on wet sprinkler systems. It is UL Listed and FM Approved for use on steel pipe. Models available for pipe sizes 2″ through 10″. The Potter VSR series is the industry standard for flow switches for fire sprinkler systems and is compatible with the widest range of pipe schedules (5 through 40) in the industry as well as all necessary listings and approvals for installation worldwide. Please see the individual data sheets for specific information about a particular model and size, including the VSR-10 for use on 10″ pipe. Information Weight 1.00 lbs Brand Potter Condition New Features Assembled in USA 0-90 second field replaceable time delay retard Easy to read retard time delay adjustment knob UL Listed models for 2″-6″ steel pipe schedules 5 through 40 UL Listed and FM approved models for 2″-8″ steel pipe schedules 10 through 40 Two SPDT (form C) contacts Weatherproof Easy to read wire terminal designations ResourcesVSR; Vane Type Waterflow Alarm Switch W/ Retard Potter – Data Sheet Reviews There are no reviews yet. Be the first to review “Potter VSR-2.5” Cancel replyYou must be logged in to post a review.