MICRO SWITCH™ Premium Large Basic Switches: BA Series, Single Pole Double Throw (SPDT), 20 A 125/250/480 Vac, ENEC 20 A 250 Vac, 7,11 mm [0.280 in] Diameter Additional Overtravel Stainless Steel Plunger, Binding Head Combination Screw Termination with Cup Washers, Mounting Holes will Accept Pins or Screws, UL, CE, CSA, ENEC