Avaya Lucent X120L2 P120 2-Port 1000Base-LX Module

Overview
The Avaya Lucent X120L2 P120 2-Port 1000Base-LX Module is a high performance optical transceiver designed for enterprise and carrier class networking equipment. It provides reliable long-reach fiber connectivity at gigabit speeds, enabling seamless integration into Avaya communication platforms and other compatible chassis. This compact, hot-swappable module delivers low latency and high data integrity for mission critical voice, video and data applications.

Key Features

• Dual 1000Base-LX ports for simultaneous gigabit Ethernet links
• Supports single-mode fiber optic cable with LC connectors
• Extended reach up to 10 km on standard SMF (single mode fiber)
• Hot-pluggable design for zero-downtime maintenance
• Low power consumption and built-in diagnostics for easy monitoring
• Full compliance with IEEE 802.3z standard

Technical Specifications

• Model/Part Number: X120L2
• Form Factor: 2-port SFP (Small Form-Factor Pluggable)
• Data Rate: 1.0 Gbps per port
• Optical Wavelength: 1310 nm
• Maximum Reach: 10 km on SMF, 550 m on OM3 multimode fiber
• Transmit Power: -9 dBm typical
• Receiver Sensitivity: -27 dBm typical
• Operating Temperature: 0 to 55 degrees C
• Power Supply: 3.3 V DC
• Connector Type: LC duplex

Applications
The P120 2-Port 1000Base-LX Module is ideal for a wide range of networking scenarios, including:

• Enterprise campus backbones requiring high-speed fiber links
• Data center interconnects where low latency is critical
• Carrier and service provider edge routers
• Voice over IP (VoIP) and video conferencing platforms that demand reliable gigabit transport
• Disaster recovery sites that need long-distance fiber connectivity
• Industrial automation networks with stringent uptime requirements

By delivering robust performance, easy installation and proven compatibility with Avaya systems, the X120L2 module helps organizations build scalable, future-proof fiber infrastructures.