Cisco A903 Router FAN
| Specification |
Detail |
| Product Name |
Cisco A903 FAN |
| Product Type |
Fan Tray Module |
| Compatible Platforms |
Cisco ASR 903 Series Aggregation Services Routers |
| Cooling Type |
Forced Air Cooling |
| Number of Fans |
Typically includes multiple (redundant) fan units |
| Hot-Swappable |
Yes |
| Redundancy Support |
Yes (N+1 redundancy supported) |
| Installation Location |
Front or rear, depending on chassis configuration |
| Operating Temperature |
0°C to 40°C (32°F to 104°F) |
| Storage Temperature |
-40°C to 70°C (-40°F to 158°F) |
| Humidity Range |
5% to 85% (non-condensing) |
| Dimensions (HxWxD) |
Varies per chassis slot, typically compact modular |
| Weight |
Approx. 1–2 lbs (varies slightly by model) |
| Field Replaceable Unit |
Yes |
| Compliance |
RoHS, NEBS compliant (chassis dependent) |
? Description
The
Cisco A903 FAN is a vital component engineered for the Cisco ASR 903 Series Aggregation Services Routers, designed to provide efficient thermal management in demanding network environments. As a modular fan tray, it ensures optimal airflow within the chassis, helping maintain system stability and performance by preventing overheating. The fan module supports hot-swappable installation, allowing for easy maintenance or replacement without requiring a complete system shutdown—a critical feature for minimizing downtime in live network setups.
This fan tray is typically equipped with multiple fans in an N+1 redundant configuration, ensuring continuous operation even if one fan fails. Its compact design fits seamlessly into the ASR 903 chassis, either in front or rear mounting slots depending on the model, and operates within standard telecom temperature and humidity ranges.
Engineered for reliability and serviceability, the Cisco A903 FAN is also a Field Replaceable Unit (FRU), simplifying routine maintenance and hardware lifecycle management. It complies with industry standards including RoHS and NEBS, making it suitable for use in both enterprise and carrier-grade environments. This component plays a crucial role in prolonging hardware lifespan and ensuring that high-performance networking gear operates safely and efficiently in all conditions.
Key Features
- High-Efficiency Cooling: Designed to provide optimal cooling for the Cisco A9000 series routers, ensuring the hardware stays within the ideal temperature range for optimal performance.
- Quiet Operation: Typically engineered to operate with minimal noise, making it suitable for environments where noise reduction is crucial, like data centers or office spaces.
- Redundancy: The FAN is often part of a redundant cooling system to ensure that the system remains operational in case one fan fails.
- Hot-Swap Capabilities: Many models, including the A903 FAN, allow for hot-swapping, meaning you can replace or maintain fans without shutting down the system.
- Scalability: Compatible with high-density, large-scale networking environments, ensuring it meets the cooling needs of larger Cisco devices.
Where it Can Be Used?
- Data Centers: Ensures that high-performance Cisco devices remain cool under heavy traffic and processing loads.
- Enterprise Networks: Suitable for enterprise environments where Cisco A9000 series routers or similar equipment are deployed.
- Telecom Networks: Helps keep telecom network devices, especially high-throughput routers, functioning properly under demanding conditions.
- Edge Deployments: Provides reliable cooling for edge devices in remote or localized network setups.
Installation Steps:
- Turn Off Power: Before installing or replacing the fan, make sure the Cisco device is powered off.
- Locate Fan Slots: Identify the correct fan slots on the Cisco router or switch. These are typically located at the back of the device.
- Remove Existing Fan (if necessary): If you’re replacing a fan, carefully remove the old fan from its slot.
- Insert the New Cisco A903 FAN: Slide the new fan into the designated slot, ensuring it’s securely connected.
- Power On the Device: Once the fan is installed, turn on the device and verify that the fan operates correctly. The system’s software should recognize the fan automatically.
- Monitor for Errors: Check the system logs and monitoring software to ensure that the fan is functioning correctly and that there are no over-temperature warnings.
User Experience:
- Reliability: Users typically appreciate the A903 FAN for its reliable performance and minimal maintenance. The redundant fan systems reduce the risk of overheating.
- Ease of Installation: The hot-swap feature allows for easier upgrades and maintenance, reducing downtime.
- Quiet Operation: In environments where noise is a concern, the fan’s quiet operation is a positive feature.
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