Prysmian 20110650 BFOU(i) is a 1-pair 2.5 mm² individually screened fire-resistant instrumentation and control cable with mud-resistant grey sheath and 13 mm overall diameter. The construction meets IEC 60331 fire survival and IEC 60332-3 flame propagation requirements to the S3/S7 halogen-free profile. Typical use is safety-critical and emergency circuits on offshore installations, ships and industrial plant.