1This is an inductive proximity switch sensor with 4mm detection distance. 2When the object approaches the sensing area of the switch, the switch can quickly emit electrical commands without contact or pressure required, accurately reflecting the position of the moving object. 3Quick response, high reliability, strong anti-interference capability. 4Built-in multiple protection circuits ensure safety use. 5Widely used in automatic control system for detecting, positioning control, counting, automatic protection and more.