Product Name : Limit Switch; Model No. : TZ-7311. Contact Configuration : 1NO,1NC(SPDT); Actuator Action : Momentary; Actuator Type : Parallel Roller Plunger. Parallel roller plunger actuator, 1 NO + NC contact configuration, can be applicable to AC DC control circuits. This Limit Switch can be widely used in various mechanical to monitor the position of moving parts of machines and plant. Can be used in safety circuits, control circuit and auxiliary circuit for terminal limit protection. Ui : 380V;Ith : 10A AC-15 : Ue: 250V, le: 1.5A DC-13 : Ue: 220V, le: 0.3A Switch Body Size : ~5.3 x 2.1 x 4cm / 2.1" x 0.8" x 1.6"(L*W*H) Fixing Holes Dia. : ~0.44cm / 0.17 Distance Between Centers of Fixing Holes : ~2.5cm / 0.98" Thread Size : 1.17 x 1.7cm / 0.46" x 0.7"(D*L) Roller Size : 1.2 x 0.35cm / 0.5" x 0.14"(D*T) Actuator Height : 3.7cm / 1.5" Color : Gray, Black material: metal Net Weight : 83g Package Content : 1 x Limit Switch Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.