Description:

The Cisco CAB-HD8-ASYNC High Density Cable is a multi-port interface cable used in Cisco router serial interface systems to connect high-density asynchronous modules to external serial devices and terminal equipment. It is designed for compatibility with Cisco HWIC-8A, HWIC-16A, NIM-16A, and NIM-24A modules, providing eight asynchronous serial connections through a high-density connector interface. Commonly installed in enterprise routers, network management systems, and remote console access infrastructures, this cable enables reliable connectivity between Cisco routers and external serial devices such as modems, terminal servers, and console management equipment. Network administrators, maintenance teams, and system integrators use this cable for deploying serial interface connections, replacing damaged interface cables, or expanding asynchronous communication capabilities in Cisco networking environments.

Applications:

The Cisco CAB-HD8-ASYNC cable is used in enterprise network infrastructures to connect Cisco asynchronous interface modules to external serial devices and terminal management systems. It is commonly deployed in network operations centers, remote device management environments, and enterprise router installations where multiple serial connections are required for console access or legacy device integration. Organizations install this cable to support reliable asynchronous communication between routers and network management equipment.

Technical Specifications:

• Brand: Cisco
• Manufacturer Part Number (MPN): CAB-HD8-ASYNC
• Alternate Part Number: CABHD8ASYNC
• Product Type: High Density Asynchronous Interface Cable
• Connector Type (Router Side): High-density multi-port connector
• Connector Type (Device Side): 8 × asynchronous serial connectors
• Cable Function: Breakout cable for asynchronous serial connections
• Compatible Modules: Cisco HWIC-8A, HWIC-16A, NIM-16A, NIM-24A
• Supported Devices: Serial modems, console ports, terminal servers, and serial communication devices
• Cable Type: Multi-port breakout cable
• Designed For: Cisco routers with asynchronous interface modules
• Installation: External connection cable for router interface modules

Common Replacements:

• Cisco CAB-HD8-ASYNC
• Cisco CAB-OCTAL-ASYNC
• Cisco CAB-HD8-ASYNC-FTD