MICRO SWITCH™ Premium Large Basic Switches: WZ Series, Single Pole Normally Closed (SPNC), 15 A 125/250/480 Vac, ENEC 16 A 250 Vac, 11,9 mm [0.47 in] Threaded Bushing with 8,3 mm [0.326 in] Diameter Additional Overtravel Plunger, Binding Head Screw Termination with Integral Lock Washer, Bushing Hardware Furnished Unassembled, Mounting Holes will Accept Pins or Screws, UL, CE, CSA, ENEC