The Balluff BOS0089 (BOS 26K-PA-1HC-S4-C) is a compact photoelectric diffuse sensor with triangulation and background suppression engineered for reliable object detection, offering a 30–300 mm adjustable range in a space‑saving 17 × 50 × 50 mm form factor with highly visible red LED optics. It features dual PNP NO/NC outputs, an M12x1 male, 4‑pin connector, 10–30 VDC supply, and a durable ABS housing with PMMA sensing face; the precise Ø 8 mm light spot at 200 mm simplifies alignment and small‑part detection. For tough industrial environments, the BOS0089 delivers IP67 protection, a 2‑turn potentiometer for easy setup, and fast 1 kHz switching at 660 nm—ideal for packaging, material handling, and assembly lines that demand quick, consistent sensing performance. With background suppression ensuring dependable detection regardless of surface, color, or material, this sensor provides high‑accuracy results while minimizing false triggers.