Black Box LD4855 ME741A Serial Console Server Network Module

Black Box LD4855 ME741A Serial Console Server Network Module

The Black Box LD4855 is a serial console server module designed for remote management and monitoring of network equipment, servers, and infrastructure devices via serial (RS-232) connections. This module enables out-of-band management capability, allowing administrators to access and control devices even when standard network connectivity is unavailable — a critical function in data center and network operations environments.

Specifications & What's Included

• Model: Black Box LD4855 (Part Number ME741A)
• Type: Serial Console Server Module
• Interface: Serial RS-232 connections
• Primary Function: Remote serial console access and equipment management
• Form Factor: Module (integrates into Black Box chassis systems)
• Applications: Network management, server administration, infrastructure remote access
• Condition: Used, pulled from working environment

Applications

Serial console servers like the LD4855 ME741A are essential tools in data centers, network operations centers (NOCs), and enterprise IT environments. These devices provide out-of-band (OOB) management access to routers, switches, firewalls, servers, and other critical infrastructure equipment via serial port connections. The ability to reach equipment through dedicated serial console links is invaluable during network outages, system failures, or when standard IP-based management is unavailable. Black Box serial console solutions have been widely deployed in enterprise and service-provider networks for several decades, and many installations still rely on these legacy systems for mission-critical remote access and troubleshooting. This module is compatible with Black Box's modular terminal server architecture and supports traditional serial-based device management protocols.