A Dual Fiber-optic Patch Cord has two optically isolated fibers. One side ends with a dual ferrule guiding pin or a guiding socket connector. – and are used to connect IT hardware (e. 0mm optical cable, enhancing the cable management capacity of the pre-terminated system. Optical fiber connection between patch panels, connec-tion between patch panels and peripheral equipment. At ZION Communication, we design and manufacture a full range of fiber patch cords for: This guide will help you quickly understand the main types of fiber patch cords and how to choose the right solution for your project – and how ZION can support you with stable quality, flexible customization. Thorlabs manufactures and stocks a range of optical fibers and patch cables based on single mode (SM), polarization maintaining (PM), multimode (MM), or specialty (e.