The Banner S18SN6LQ is a diffuse-mode infrared photoelectric sensor with a 6-inch (approx. 150 mm) fixed sensing range and NPN output. Designed in a rugged M18 cylindrical plastic housing, it includes an M12 Euro-style quick-disconnect (QD) connector for fast and reliable field wiring. Ideal for space-constrained applications, it is commonly used in conveyors, part detection, and packaging machinery. Key Features: 6" (150 mm) fixed-range diffuse sensor Infrared LED for stable, invisible light sensing NPN (sinking) output Euro-style M12 QD connector for easy wiring Compact and durable M18 housing Bright LED indicators for power and output status IP67-rated for industrial environments Applications: Part detection in tight conveyor layouts Assembly line presence sensing Packaging machine object verification OEM machinery with modular wiring