Prysmian BFOU(C) 4×3×1.5 mm² is a halogen-free, mud- and fire-resistant instrumentation cable with four triads of tinned copper under a common (collective) screen. The overall diameter is 21 mm and each conductor is 1.5 mm², suited to signal and control circuits on ships, offshore platforms and industrial plants complying with IEC 60092-350/353. The grey outer sheath denotes general-purpose (non-IS) circuits.