A hybrid fiber optic cable integrates optical fibers and electrical conductors in one unified structure. This article explains their design, benefits, and applications, while clarifying the differences between hybrid cables, AOC, and DAC solutions. Figure9-1 shows the structure of a hybrid copper-fiber cable. A hybrid copper-fiber cable connects a switch and a powered device (for example, a switch or AP) for DC power supply and optical fiber. Hybrid fiber coaxial networks (HFC) offer an ideal solution, improving cable management while delivering the scalability and flexibility required for modern data centers.