Cisco Catalyst Fan Tray WS-X4991 for 4948

Description:

The Cisco Catalyst WS-X4991 is a fan tray module designed for use with Cisco Catalyst 4900 Series switches. It contains four integrated fans that provide critical airflow to maintain optimal operating temperatures. This hot-swappable unit is essential for cooling and high availability in enterprise networking environments.

Technical Specifications:

Manufacturer: Cisco Systems
Model Number: WS-X4991
Product Type: Fan Tray Module
Compatibility: Cisco Catalyst 4900 Series (e.g., 4948, 4948E)
Fan Quantity: 4 internal fans
Hot-Swappable: Yes
Redundancy Support: Designed for systems with redundant cooling
Form Factor: Internal module
Dimensions: Standard size for 4900 Series chassis
Use Case: Cooling and thermal management for high-performance switches