Threaded Flow Switches

Potter / Amseco

Potter Amseco VSR-S Waterflow Alarm Switch for Small Pipe

The Potter Amseco VSR-S is a vane type waterflow switch for use on wet sprinkler systems that use 1" (25mm), 1-1/4" (32mm), 1-1/2" (38mm) or 2" (50mm) pipe size. The unit may also be used as a sectional waterflow detector on large systems.The unit...

Potter / Amseco

Potter Amseco VS-SP Special Application Waterflow Switch without Retard - Small Pipe

The Potter Amseco VS-SP is a vane-type waterflow switch for use on wet sprinkler systems. These devices may be used as sectional flow indicators on large sprinkler systems and on smaller sprinkler systems such as mobile homes and residential dwellings...

Potter / Amseco

Potter Amseco VSR-ST Waterflow Alarm Switch with Union for 1, 1-1/4, 1-1/2, 2-inch Plastic, Copper, Iron Pipe

The Potter Amseco 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...

Potter Amseco VSR-SG Waterflow Alarm Switch with Glue-in Union

The Potter Amseco VSR-SG is a vane type waterflow switch for use on wet sprinkler systems using CPVC plastic fittings (manufactured by Tyco, Nibco, Victaulic, Ipex, and Spears Manufacturing Company) that use 1, 1-1/4, 1-1/2, or 2 pipe sizes. It is...