Enbeam OM4 multimode fibre optic cable tight buffered 8 core 50/125 G.657.A2 bend insensitive LSOH Cca black, part of a huge range of OM4 fibre optic cables fully stocked at Mayflex. Excel OM4 50/125 μm tight buffered optical fibre cables have been designed specifically for internal and external applications. The cables are constructed around an E-Glass strength member containing up to 24 colour coded 900 μm tight buffered fibres, covered with a flame retardant, low smoke zero halogen, outer sheath. These compact, lightweight cables are extremely flexible and are quick and easy to install.