Potter VSR-ST

Vane Type Waterflow Switch for Small Pipe

Condition: New
Brand: Potter
Status: Active
SKU: 104264
Manufacturer Part #: VSR-ST


The Model VSR-ST is a vane type waterflow switch for use on wet sprinkler systems that use 1″, 1-1/4″, 1-1/2″ or 2″ pipe sizes. It is equipped with a union to accommodate installation in confined spaces. 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 liters per minute) or more occurs downstream of the device. The flow condition must exist for a period of time necessary to overcome the selected retard period.

Additional information

Weight 1 lbs

Potter Electric Signal Company, LLC




Unit of Measurement

EA (Each)

Production Status


VSR-ST Vane Type Waterflow Switch for Small Pipe


Potter - Data Sheet