FS251, General purpose flow switch w/ NEMA 1 enclosure

Universal design serves the widest variety of applications for starting or stopping electrically operated equipment such as signal lights, alarms, motors, automatic burners, metering devices and others.Replacement for common flow switches from Johnson/Penn, Potter/Taco, Watts, Hydrolevel and other manufacturers1" NPTM Pipe ConnectionSensitivity adjusting screw makes flow adjustment easySingle pole, double throw snap switchEPDM O-ring sealedFour stainless steel paddles included1", 2", 3" & 6" (25, 50, 80, & 150mm)Minimum temperature (fluid or ambient) 32 Deg. F (0 Deg. C)Maximum temperature 250 Deg F (121 Deg. C)Maximum pressure 160 psi (11.2 kg/cm2)Models:FS251 - NEMA1 enclosure, FS254 - NEMA4 enclosure