Feature 1 Approach Switch: Designed to have 50mm detection range, the proximity switch also has high accuracy to achieve stable performance with high working efficiency. 2 Non Contact Use: No need for mechanical contact or pressure, the proximity sensor can detect the object when it approaches and gets to the operating distance. 3 Wide in Utility: Allows for wide application for the limiting, counting, positioning control, and automatic protection on machine tool, metallurgy industry, etc. 4 Reliable Design: Supporting insulation resistance of over 50M , the shell is made of aluminum alloy material, IP65 waterproof, and can be used for a long time. 5 Easy to Install: Comes with a compact size and a light weight as well, the inductive approach switch enables the convenient installation to be finished in minutes.Item Type: Proximity SensorModel: TCA-2050ADetection Distance: Approx. 50mm / 1.97inDetected Object: For magnetic metal and iron. Working Voltage: 90-250V ACOutput: 2 Wire Normally OpenProduct Current: 10-400mA Package List1 x Proximity Sensor