Optical Fibre Patch Cords

Optical fibre patch cords are fibre optic cables with pre-terminated connectors on both ends, designed for quick and reliable connections in a fibre network. They enable seamless data transmission with minimal signal loss.

Used to connect network devices, such as switches, routers, transceivers, and patch panels.
Essential for data centres, telecom networks, and enterprise IT infrastructures.
Available in single-mode (long-distance) and multi-mode (short-distance) variations to suit different applications.
Commonly used in structured cabling systems for efficient and organised network management.

Use Case in a Fibre Optic Network

Standard Colours

OM1 - Grey

OM4 - Aqua/Erika Violet

OM2 - Orange

OM5 - Lime Green

OM3 - Aqua

OS2 - Yellow

Fibre optic patch cords are stocked in standard colours, indicative of the fibre type, however these cables can be manufactured in any colour should it be specified.

Patch Cord Options

Available in OM1, OM2, OM3, OM4, OM5 and OS2
Connector options: LC, SC, ST, FC, E2000
Lengths: available in standard and custom lengths
Jacket: PVC, Low smoke zero halogen (LSZH)
Cable Sizes (ø): 3mm, 2mm, 1.6mm

Simplex and Duplex Patch Cords

Simplex

Structure

Contains a single fibre strand (one core and one cladding) within a single cable jacket.

Transmission

Supports one-way (unidirectional) communication, meaning data travels in only one direction at a time.

Connectors

Typically fitted with one connector on each end (e.g., LC, SC, ST).

Duplex

Structure

Contains two fibre strands housed in a single cable jacket.

Transmission

Supports two-way (bidirectional) communication, allowing data to be sent and received simultaneously.

Connectors

Typically fitted with two connectors on each end, either individually (e.g., LC-LC, SC-SC) or fused together as a duplex clip.

Choosing Between Simplex and Duplex Patch Cords

Use simplex when only one-way communication is needed.
Use duplex for standard networking applications where devices send and receive data simultaneously.

[Download] Fibre Patch Cords - How to Order

Optical Fibre Connectors

Connectors for Every Application

Fibre patch cords come with various connector types, each designed for specific applications, compatibility, and performance requirements.

Most Common Connector Options

E2000

Uniboot

Two Standard Polish Types for Various Signal Sensitivity Demands

The fibre endface of APC is polished at an 8° angle and UPC is polished with no angle.

APC Endface

UPC Endface

Uniboot Connectors

Uniboot connectors are a compact, dual-fibre design that houses two fibres within a single jacket, typically using LC connectors. They help reduce cable bulk, making them ideal for high-density data centers and telecom networks. Their streamlined design improves airflow and cooling while simplifying cable management. Many uniboot connectors also allow for easy polarity reversal without additional tools, enhancing installation and maintenance efficiency.

Uniboot-LC_PullBoot_OM3-4_[Erika Violet]_Connectors.png

Standard Uniboot

Pull-Tab Uniboot

Pull-Boot (SUNCALL) Uniboot

Patch Cord Variations

Fibre patch cords come with various connector types, each designed for specific applications, compatibility, and performance requirements.

Solutions to Meet Specific Customer Requirements

Armoured

Internal Drop

Uniboot

Flat Twin

Flat Twin Armoured

External

Copex Housed

External Drop

Round Duplex

Common Applications of Optical Fibre Patch Cords

Applications

Fibre patch cords are essential components in optical networks, their applications vary based on network type, environment, and fibre specifications.

Data Centres
Telecommunications Networks
Fibre-to-the-Home (FTTH) & Last-Mile Connectivity
Enterprise and Office Networks
Industrial & Harsh Environments
Broadcasting & Video Transmission

Please note; This table highlights common fibre types and connectors for various applications, but selections may vary beyond the options displayed based on specific project requirements.

Fibre Variations Based on Bend Radius

Unless otherwise specified, networking professionals generally assume that requested single-mode fibre cables will comply with the ITU-T (International Telecommunication Union Telecommunication) G.652.D standard. However, as the need for higher fibre density grows, network professionals are increasingly working within tighter spaces that require more flexible cable routing and smaller bend radii.

In such scenarios, single-mode fibre that complies with the G.657 standard—designed for reduced bending losses—may be necessary. The most commonly used variants are G.657.A1 and G.657.A2, though other options exist. Cables meeting these specifications are often referred to as Bend-Insensitive (BI) or Reduced Bend Sensitivity (RBS) fibre cables.

Key Differences

G.652.D is not bend-insensitive and requires a larger bend radius.
G.657 fibres offer better flexibility and are suited for tighter installations.
G.657.A1 and A2 are backward-compatible with G.652.D, making them suitable for mixed networks.