The SICK GTE10-N1211 is a photoelectric proximity sensor from the G10 series designed with background suppression. It provides reliable object detection even in front of reflective or varying backgrounds. The sensor uses a visible red light LED as its light source and is equipped with an NPN switching output. With a compact housing, fast response, and IP67 protection rating, the GTE10-N1211 is suitable for industrial automation, logistics, packaging, and machine-building applications.