Prysmian 20109437 is a BFOU 1 kV three-core power cable with 70 mm2 conductors and a 35 mm2 protective conductor, external diameter 39 mm, black sheath. The BFOU construction is a mud-resistant, halogen-free, flame-retardant marine and offshore power cable rated for fixed installation. Typical service is main and sub-distribution power runs on ships, rigs and offshore platforms; supplied on 500 m drums.