MICRO SWITCH™ Premium Large Basic Switches: YZ Series, Single Pole Normally Open (SPNO), 15 A 125/250/480 Vac, ENEC 16 A 250 Vac, 6,98 mm [0.275 in] Diameter Additional Overtravel Plunger with Elastomer Plunger Seal Secured to Components by External Banding and Spring Retaining Ring, Dust and Splash Resistant Cover to Case Seal, 6-32 UNC Thread Screw Termination Inserts, Terminal Hardware Furnished Unassembled, Mounting Holes will Accept Pins or Screws, UL, CE, CSA, ENEC