MICRO SWITCH™ Premium Large Basic Switches: WA Series, Single Pole Normally Closed (SPNC), 20 A 125/250/480 Vac, ENEC 20 A 250 Vac, 63,5 mm [2.50 in] Straight Lever Actuator, Binding Head Combination Screw Termination with Cup Washers, Mounting Holes will Accept Pins or Screws, UL, CE, CSA, ENEC