The Allen Bradley 42EF-P2MPB-F4 is a photoelectric sensor from the Bulletin 42EF RightSight product line, engineered for accurate and reliable object detection in industrial automation systems. It operates using a polarized retroreflective sensing mode and incorporates a red LED light source with a wavelength of 660 nm, providing precise and consistent detection performance even in reflective environments. Compact and robust in design, the 42EF-P2MPB-F4 ensures dependable operation in challenging industrial conditions. In North America, Europe, Asia, and worldwide installations, this photoelectric sensor may be applied in automated systems requiring high-accuracy optical sensing and durable component design.