The specification's minimum configuration is 2 cores per 48 points. Of course, 4 cores can be selected for 48 points, because 2 cores are the smallest unit of optical fiber, it is more appropriate to leave 2 more cores as backup. 48 Core GYTS Fiber Optic Cable is the outdoor fiber optic cable type used for duct and aerial applications. 48‑Cores GYTS Fiber Optic. Manufacturers commonly offer cables in multiples that simplify manufacturing and management: low-count options (2, 4, 6, 12) for simple duplex or small distribution runs; medium trunk sizes (24, 48, 72) for enterprise backbones and campus links; and high-density cores (144, 288, 432, 864+) for. HES 48 Core, Multiple Tube, Steel Armored, Single Jacketed Fiber Optic Cable OM3 50/125µ MultiMode HES Branded Single and Multi-Tube Steel Armored, Single-Jacketed Fiber Optic Cables - OM3 50/125µ MultiMode This HES branded fiber optic cable series, enhanced with OM3 MultiMode fiber technology. Fiber core count defines the maximum number of optical terminations or distribution points that a fiber enclosure can support. In terminal boxes and closures, core count is directly related to: Common configurations include: These configurations do not represent performance differences, but rather. Experience: In the wiring room (horizontal wiring cabinet) of each floor, there is one optical fiber, generally six cores: two cores are used, two cores are reserved, and two cores are redundant; there are also eight-core optical fibers. For example, the total number of cores in an MTP®-8 trunk cable equals 4 (number of branches) x 8 (MTP-8.