MICRO SWITCH™ Premium Large Basic Switches: BZ Series, Single Pole Double Throw (SPDT), 15 A 125/250 Vac, ENEC 16 A 250 Vac, 63,5 mm [2.50 in] Straight Lever Actuator, No External Return Spring, Highest Operating Force in BZ Series, Binding Head Combination Screw Termination with Cup Washers, Mounting Holes will Accept Pins or Screws, UL, CE, CSA, ENEC