Fiber-optic network infrastructure products, namely, fiber-optic cables, fiber-optic cable connectors, pre-terminated fiber-optic cables, fiber-optic cable closures, fiber-optic communication terminal blocks, signal splitters for communication apparatus, fiber-optic communication adapter cables, converters, mounting racks for fiber-optic cables, fiber optic patch panels, wall-mounted fiber optic patch panels for housing communication connectors and communication switches, rack-mounted fiber optic patch panels for housing communication connectors and communication switches, modular fiber optic signal splitters for communication apparatus, metal cabinets specially adapted to protect telecommunications equipment in the nature of fiber optic cables, and fiber optic distribution boxes for telecommunications; Data and power communications cable system consisting of a fiber optic and electrical power cable, fiber optic termination hardware, electrical power converters and electrical power distribution equipment; electrical power distribution panels; electrical power transmitters; electrical power receivers; and electrical power converters. .;