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Lc-sf fiber optic patch cord single-mode dual-core

Fiber and communications infrastructure knowledge brief Published 19 Dec 2024

Prepared for preliminary research by the ALFA PRO knowledge desk. Confirm optical interfaces, port or core capacity, electrical input and output, enclosure protection, thermal design and installation limits against current standards and product documentation.

An LC-SF single-mode dual-core fiber optic patch cord is a high-performance duplex cable with LC connectors, designed for long-distance, low-loss optical communication.

Overview

An LC-SF fiber optic patch cord uses LC (Lucent Connector) connectors at both ends and is typically single-mode, meaning it has a 9/125 µm core that supports only one transmission mode, minimizing signal loss and dispersion over long distances. The term dual-core usually refers to a duplex configuration, where two fibers are bundled together to allow simultaneous bidirectional communication. These cords are widely used in data centers, LANs, fiber optic networks, and telecommunication systems.

Key Specifications

Connector Type: LC to LC (duplex)Fiber Mode: Single-mode (SMF-28, G652D, G657A1/A2/B1/B2/B3)Core Size: 9 µmJacket Color: Typically yellow for single-modeTransmission Performance: Low attenuation, suitable for long-haul communicationApplications: Switches, routers, transceivers, CATV, and optical testing equipment AdvantagesHigh-density connectivity: LC connectors are small form-factor, ideal for dense patch panels. Low signal loss: Single-mode fiber ensures minimal dispersion and high-quality transmission over long distances. Durability and reliability: Many manufacturers provide 100% tested and certified patch cords, ensuring stable performance.

Customizable options: Some suppliers offer OEM services, including custom lengths, colors, and packaging.

Purchasing Options

Mouser Electronics: Offers LC single-mode patch cords with datasheets and inventory details. Fiber Cables Direct: Provides single-mode LC duplex cables for high-density applications. Amazon: Multiple LC single-mode patch cord options with varying lengths and configurations.

Cable Monkey (UK): In-house manufactured, tested, and certified single-mode patch leads.

Unitek

Fiber: Professional manufacturer offering a wide range of single-mode duplex LC patch cords with Corning glass fiber and RoHS/UL certifications.

Summary

An LC-SF single-mode dual-core patch cord is ideal for long-distance, high-performance optical networks, offering low-loss, reliable, and high-density connectivity. When selecting a patch cord, consider fiber type, connector type, length, and environmental requirements to ensure compatibility with your network infrastructure.

Lc-sf fiber optic patch cord single-mode dual-core - ALFA PRO COMMUNICATION SYSTEMS (Pty) Ltd [PDF]

Lc-sf fiber optic patch cord single-mode dual-core

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Technical note

This reference is intended for preliminary fiber and communications infrastructure research. Optical interface, fiber type, port or core capacity, electrical input and output, enclosure protection, cooling, installation limits and applicable standards must be verified for the specific project.

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