The 1139133 is a high-performance photoelectric sensor engineered for precise non-contact object detection in industrial environments. Designed in the reliable WLA4SP series with a rugged Plastic, VISTAL® housing, this sensor features photoelectric retro-reflective sensor - without reflector minimum distance (autocollimation/coaxial optics) detection technology with an impressive sensing range of 0 m ... 4 m. Equipped with a Digital output and Cable, 3-wire, 2 m connectivity, it offers a dependable solution for your automated manufacturing systems.