McDonnell & Miller FS251 Flow Switch

This Flow Switch from McDonnell has a 1" NPTM Pipe Connection that's sensitivity adjusting screw makes flow adjustment easy. There is a single pole, double throw snap switch with four stainless steel paddles included. The minimum temperature (fluid or ambient) 32 Deg. F (0 Deg. C), a maximum temperature 250 Deg. F (121 Deg. C), and a maximum pressure 160 psi (11.2 kg/cm2). This model has NEMA1 enclosure.

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