Fiber Optic Cables and Jumpers

Fiber optic cable jumpers are short, pre-terminated fiber cables used to connect devices or cross-connect points in a network, available in various types, lengths, and connector configurations.

Overview

Fiber optic jumpers, also known as patch cords, are essential components in fiber optic networks. They are used to connect equipment, patch panels, or cross-connect points, providing a flexible and reliable link between devices. Jumpers are available in single-mode and multimode fibers, with multimode options including 50/125 OM3, OM4, and 62.5/125, while single-mode jumpers are typically yellow in color for easy identification .

Types and Connectors

Jumpers come in simplex (single fiber) or duplex (two fibers) configurations. Common connector types include LC, SC, FC, ST, and MT-RJ, with some assemblies offering custom connectors for specific applications . The cable construction varies:

• AE-Series (2.0mm OD): Used for LC connectors in simplex or duplex jumpers.
• AX-Series (2.9mm OD): Used for other connector types . Jacket colors help identify fiber type: orange for 50/125 and 62.5/125 multimode, aqua for OM3/OM4, and yellow for single-mode .

Applications

Fiber optic jumpers are used in indoor vertical cabling, general building applications, and data centers. They are also suitable for outdoor environments when designed as drop cables with ruggedized jackets. Jumpers are often factory-tested for insertion loss and return loss, ensuring reliable performance .

Customization and Quality

Many manufacturers, such as Corning and Multilink, offer customizable jumpers with specific lengths, connector types, and fiber counts. High-quality jumpers use bend-insensitive fiber, ceramic ferrules, and adhere to ISO 9000 quality standards to ensure durability and performance .

Summary

Fiber optic jumpers are versatile, pre-terminated cables that simplify network connections, support high-speed data transmission, and are available in multiple fiber types, connector configurations, and lengths. They are critical for both standard and custom network setups, providing reliable, low-loss connections between devices and network infrastructure .