a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } The Balluff BES01W4 (BES R01ZC-PAC70B-BP03) is a compact rectangular inductive proximity sensor (32×20×8 mm) engineered for reliable metal detection, offering a 7 mm sensing distance, PNP NO/NC switching, 10–30 VDC operation, and IP67 protection for tough industrial environments. Its rugged die‑cast zinc housing and 3 m PUR cable simplify installation, while flush mounting and a 150 Hz switching frequency deliver fast, accurate performance in space‑constrained machines. Designed to maximize uptime, the BES01W4 includes short‑circuit and polarity‑reversal protection with status LEDs—ideal for automation, packaging lines, and assembly applications seeking dependable sensing in a small footprint.