Specifications:Product Name: Limit SwitchModel: TZ-8112Actuator Type: Roller Plunger TypeRated Voltage:AC-15: (Ue/Ie) 250V/6ADC-13: (Ue/Ie) 220V/0.3AContact Configuration: 1NC+1NOMounting Hole Size: M5Mounting Hole Distance: 56 x 21mm / 2.2" x 0.83" (L*W) Note:The roller plunger can be operated in a wide range by employing a cam, Dog, cylinder, or auxiliary actuator.Position detection accuracy is high. Operating Characteristics:OF max.: 900gRF min.: 150gPT max.: 1.5mmOT min.: 4mmMD max.: 1mmOP: 37+/-0.8mm Features: Double circuit limit switch with build-in double reed mechanism. Zine alloy and intensive plastic shell, strong and highly rigid construction. (Head and cover snugly fit in box) Constructed in small size. Water-proof and oil-proof. Built-in basic switch with double spring mechanism, longer mechanical life. Smooth operation with greater OT. Easy-to-wire circuit opening design. This Limit Switch can be widely used in various mechanical to monitor the position of moving parts of machines and control circuit and auxiliary circuit for terminal limit protection. Product Contents:2 x Limit Switch with mounting screws