The Cisco 3900-FANASSY is a fan assembly designed for ISR 3900 Series routers. It maintains proper airflow to prevent overheating and ensure stable operation. This component helps sustain performance by regulating internal temperatures, reducing the risk of hardware failure due to excessive heat buildup.

Compatible with select models in the series, it supports uninterrupted functionality by maintaining adequate cooling efficiency during extended use. Regular maintenance and timely replacement extend router lifespan while preventing thermal-related disruptions that may impact network operations.

Installation follows a straightforward process within designated slots inside compatible chassis units, enabling continued system reliability without extensive downtime requirements.

Cisco 3900-FANASSY ISR 3900 Series Router Fan Assembly