MICRO SWITCH™ Premium Large Basic Switches: BZ Series, Single Pole Double Throw (SPDT), 1A 125 Vac, ENEC 1 A 250 Vac, Gold Alloy Contacts, 12,7 mm [0.50 in] Threaded Bushing with 8,3 mm [0.326 in] Diameter Hardened Steel Additional Overtravel Plunger, Binding Head Combination Screw Termination with Cup Washers, Mounting Holes will Accept Pins or Screws, Bushing Hardware Furnished in 1PA2 Packet, UL, CE, CSA, ENEC