Cisco WS-C5500-CL Catalyst 5500 Backplane Clock Module

Overview
The Cisco Catalyst 5500 Backplane Clock Module (model WS-C5500-CL) provides a reliable timing source for Catalyst 5500 series chassis. Designed to maintain precise synchronization across all line cards, this module ensures optimal performance for high-density switching environments. It is a plug-in component that fits into the dedicated backplane slot, delivering stable clock signals without adding complexity to your network design.

Key Features

• Provides a stable 125 MHz backplane clock for Catalyst 5500 chassis
• Hot-swap capable for minimal disruption during upgrades or maintenance
• Compact form factor that occupies a single slot, preserving chassis space
• Built-in redundancy options when paired with a second clock module
• Compatible with all Catalyst 5500 series line cards and supervisor engines

Technical Specifications

• Model number: WS-C5500-CL
• Clock frequency: 125 MHz
• Power consumption: less than 5 watts
• Operating temperature: 0 to 55 degrees C (32 to 131 degrees F)
• Dimensions: standard Cisco backplane module size
• Interface: backplane connector compliant with Catalyst 5500 series

Applications
The Catalyst 5500 Backplane Clock Module is ideal for enterprise campus cores, data center aggregation layers, and service provider edge routers where timing accuracy is critical. It supports voice over IP, video streaming, and high-speed data transfers by ensuring that all switching fabric components operate in lockstep. Use this module to enhance network reliability, simplify troubleshooting, and extend the lifespan of existing Catalyst 5500 investments.