Vane Type Waterflow Alarm Switch with Retard

The Potter VSR is a vane type waterflow switch with a non-corrosive insert for use on wet sprinkler systems. It is UL Listed and FM Approved for use on a steel pipe. Models available for pipe sizes 2" through 10"

Outside Screw and Yoke Valve Supervisory Switch

The OSYSU is used to monitor the open position of an OS&Y (outside screw and yoke) type gate valve.

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