MICRO SWITCH™ Premium Large Basic Switches: BZ Series, Single Pole Double Throw (SPDT), 10 A 125/250 Vac, Reverse Acting 31,75 mm [1.25 in] Bronze Roller Lever Actuator, Full Rail Cover, Binding Head Combination Screw Termination with Cup Washers, Mounting Holes will Accept Pins or Screws, UL, CSA