Proximity switch A compact, noncontact sensor that detects nearby objects to trigger a control signal. Why you need it Reduces wear and maintenance by eliminating mechanical switches Delivers fast, repeatable switching for reliable automation Easy to wire with standard controllers and PLCs Key attributes Function: noncontact sensing with NO or NC outputs Compatibility: works with common industrial controllers and wiring schemes Size: compact housing for tight spaces Material: corrosionresistant housing (stainless steel or reinforced plastic) Performance: solidstate switching, good repeatability, long operating life Protection: sealed design suitable for dusty or damp environments; IPrated variants available What to expect in use Inductive or capacitive sensing depending on target and model Sensing range varies by model but remains stable across temperature and vibration where specified Use scenarios Conveyor line item presence detection to control diverters or downstream equipment Fixture alignment verification on an assembly station Safety interlock or access control for automated doors and gates Notes Choose output (NO/NC) and supply options to match your control system Select the appropriate IP rating and mounting options for your environment