Based on the type of connectors, fiber optic patch cords can be classified into MPO/MTP/LC/SC/FC/ST/MTRJ/MU/E2000/DIN patch cords. A fiber optic patch cable (also called a fiber jumper or fiber patch cord) is a section of optical fiber cable with connector terminations on both ends, designed for flexible, short-distance interconnections within an optical network. Without them, even the best optical modules and switches cannot deliver performance. As data rates increase from 10G → 100G → 400G → 800G, patch cables must handle more bandwidth, more density, and stricter. Every fiber optic patch cord consists of the following: Fiber Core – Transmits optical signals. Available in single-mode or multimode. Cladding – Maintains the integrity of the light within the core.