OPT-SFP-20KM-DPX

Overview

The Optcore 1.25G SFP LX optical transceiver is designed to deliver stable and efficient Gigabit Ethernet connectivity over single-mode fiber, supporting distances of up to 20 km. Operating at a 1310 nm wavelength, this module is built for 1000BASE-LX compliant networks and uses a Duplex LC interface to ensure consistent signal transmission across enterprise and data centre environments. It is a cost-effective solution for extending network reach while maintaining reliable performance across switches, routers, servers, and other networking hardware.

Description

The Optcore 1.25G SFP LX 20km transceiver provides dependable long-distance fibre connectivity for Gigabit Ethernet applications. It combines 1310 nm optical transmission, Digital Diagnostic Monitoring (DDM), and IEEE 802.3z compliance to ensure accurate performance tracking and broad device compatibility. Designed for enterprise-grade deployments, it supports seamless integration into multi-vendor environments while maintaining stable data transfer over single-mode fibre links up to 20 km.

Features

Product Summary and Optical Design
This module is engineered for high compatibility and consistent optical performance in demanding network environments. It supports 1.25 Gbps data rates and is optimized for 1000BASE-LX standards, making it suitable for extended Ethernet links where copper cabling is not viable.

Key characteristics include:

• 1.25 Gbps data transmission rate for Gigabit Ethernet
• 1310 nm wavelength optimized for long-reach single-mode fibre
• Duplex LC connector for stable bidirectional communication
• Support for up to 20 km transmission distance over SMF
• Integrated Digital Diagnostic Monitoring for real-time performance insights

Network Compatibility and Integration
The module is designed for broad interoperability across networking infrastructure. It functions effectively with a wide range of equipment including enterprise switches, routers, firewalls, media converters, servers, and network interface cards.

It adheres to SFP Multi-Source Agreement (MSA) standards and IEEE 802.3z compliance, ensuring reliable multi-vendor compatibility and straightforward deployment in existing network architectures.

The product is identified under SKU OPT-SFP-20KM-DPX, which is commonly used for procurement, inventory tracking, and system configuration within enterprise networking environments.

Deployment Scenarios and Practical Use
This transceiver is well suited for environments requiring extended fibre reach without signal degradation. Typical applications include:

• Data centre interconnects and uplink extensions
• Enterprise campus backbone links
• Metropolitan area network (MAN) fibre deployments
• Long-distance LAN segmentation over single-mode fibre

Its stable optical performance and diagnostic capabilities make it suitable for environments where network reliability and monitoring are critical.

Operational Advantages in Fibre Networks
By combining standard-compliant design with integrated diagnostics, the module supports efficient network maintenance and troubleshooting. DDM functionality allows administrators to monitor parameters such as optical power levels and temperature, improving visibility into network health and reducing downtime risks.

The use of a 1310 nm wavelength ensures optimal performance for long-range transmission while maintaining compatibility with widely deployed Gigabit Ethernet infrastructure.