The Eaton E57 inductive proximity sensor offers reliable and accurate detection for industrial automation. Featuring a 4 mm sensing range and a 12 mm unshielded actuator, this sensor provides a clear 'Output ON' LED indicator for easy monitoring. Its robust nickel-plated brass enclosure ensures durability in demanding environments, and it's designed for seamless integration with M12 connections. With short circuit protection and an IP67/IP69K environmental rating, this sensor is built to perform..The Eaton E57-12GU04-DDB is a 2-wire DC inductive proximity sensor with a 4 mm sensing range and a 12 mm unshielded actuator. It operates with an input voltage of 10-30 Vdc and a maximum DC current of 100 mA. The sensor features an 'Output ON' LED indicator and provides short circuit protection. Its enclosure is made of nickel-plated brass and it has an M12 connection. The sensor is rated IP67 and IP69K for environmental protection and has a 4-pin configuration. The operating temperature range is from -13 °F to 158 °F. It is CE Marked, UL Listed, and CSA Certified.