Micro-Change® (M12) industry standard connectors are rugged, compact, sealed connectors used for sensor/actuator connectivity in industrial control applications. Micro-Change® (M12) connectors are designed to withstand harsh-industrial and weather environments with superior quality that assures very reliable connections for control elements in automated equipment. These high-quality connectors allow fast and simple replacement of sensors, encoders, switches and other input and output devices in industrial machinery.