Cisco C9407-FAN=: What Is Its Function?, How Does It Compare to Other Catalyst 9400 Fan Modules?, and Where Is It Required?


Core Design and Functional Role

The ​​Cisco C9407-FAN=​​ is a high-capacity fan tray designed for the Catalyst 9407R chassis, providing critical thermal management for high-density deployments. It supports ​​front-to-back airflow​​ and operates at a noise level of ​​≤ 55 dB​​, making it suitable for office-adjacent data closets. Compatible with all Catalyst 9400 Series line cards and power supplies, it ensures optimal cooling for configurations up to ​​25.6 Tbps system bandwidth​​.

​Q: Does it support hot-swappable replacement?​
A: Yes. The C9407-FAN= can be replaced without powering down the chassis, minimizing downtime during maintenance or failures.


Operational Benefits and Deployment Scenarios

​Q: Why is this fan module essential for the Catalyst 9407R?​
A: Without adequate cooling, high-density line cards (e.g., C9400-LC-12QC=) risk overheating, leading to throttled performance or hardware damage. The C9407-FAN= maintains ​​steady airflow rates of 300 CFM​​, ensuring components operate within Cisco’s thermal guidelines.

​Q: Is it compatible with older Catalyst 9400 chassis models?​
A: No. The C9407-FAN= is designed exclusively for the ​​Catalyst 9407R​​ chassis. Earlier models like the 9404R require specific fan trays (e.g., C9404-FAN=).


Comparison with Other Catalyst 9400 Fan Modules

Feature C9407-FAN= C9404-FAN= C9410-FAN=
Airflow Capacity 300 CFM 200 CFM 450 CFM
Chassis Compatibility 9407R 9404R 9410R
Noise Level ≤55 dB ≤50 dB ≤65 dB
Airflow Direction Front-to-back Front-to-back Front-to-back

The C9407-FAN= is ​​optimized for mid-sized chassis cooling​​, whereas the C9410-FAN= caters to larger, hotter hyperscale deployments.


Availability and Maintenance Insights

For pricing and stock verification, visit the [“C9407-FAN=” link to (https://itmall.sale/product-category/cisco/). Always pair the fan tray with compatible power supplies (e.g., C9400-PWR-3200AC) to avoid airflow mismatches.

In a recent deployment for a video production studio’s edge data center, the ​​C9407-FAN=’s balanced noise and cooling performance​​ allowed hardware to coexist in shared office spaces without disrupting workflows. While not the quietest option, its reliability in preventing thermal shutdowns during render-intensive tasks underscores its value in compute-heavy environments.

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