SPST or SPDT snap-action switch with solid Silver contacts.
300 Series Mechanical Compact Pressure Switch, 1 SPDT Switch, 1/4 NPT Male Conn, 145 psig to 435 psig 5,000 psig, Hirschmann Conn. 300 Series Pressure Switch, SPDT, 100-220 psi, 3 ft Integral Cable RoHS compliant. Standard Zinc-nickel with NBR diaphragm wetted parts. Switch adjustment ranges from vacuum through 4,600 psig.