Cisco N9K-C9400-SW-GX2A= Modular Chassis Swit
Architectural Overview & Hardware Design...
Technical Overview of the CBR-SUP-PIC-BLANK=
The CBR-SUP-PIC-BLANK= is a blank placeholder panel designed for Cisco Catalyst 9500/9600 series switches and Cisco ASR 9000 routers. It occupies unused supervisor or line card slots to maintain chassis airflow, prevent dust ingress, and ensure compliance with electromagnetic interference (EMI) standards in data center and telecom environments.
Key Functions and Design Features
- EMI Containment: Blocks radio frequency leakage from empty slots, adhering to FCC and CE compliance requirements.
- Thermal Management: Preserves optimal airflow patterns to prevent overheating in densely populated chassis.
- Physical Protection: Shields internal components from dust, debris, and accidental contact during maintenance.
- Compatibility: Fits Catalyst 9500/9600 Supervisor slots and ASR 9000 Route Processor (RP) slots.
Primary Use Cases:
- Data centers requiring strict EMI and thermal guidelines.
- Network expansions where supervisor modules are phased in gradually.
CBR-SUP-PIC-BLANK= vs. Open Slots
| Criteria | CBR-SUP-PIC-BLANK= Installed | Open Slot |
|---|---|---|
| EMI Compliance | Meets FCC/CE standards | Risk of non-compliance |
| Airflow Efficiency | Maintains designed cooling airflow | Turbulent flow, hotspots |
| Dust Protection | Sealed slot prevents contamination | Exposed internals |
| Safety | Reduces risk of accidental contact | Live circuits accessible |
This panel ensures operational integrity in high-availability networks.
Addressing Critical User Questions
Q: Can the CBR-SUP-PIC-BLANK= be used in non-Cisco chassis?
A: No—it is designed exclusively for Cisco Catalyst 9500/9600 and ASR 9000 systems. Third-party chassis may require vendor-specific blanks.
Q: Does it impact chassis weight or rack stability?
A: Negligible—the panel adds <0.2kg, avoiding imbalance in stacked deployments.
Q: Is it reusable across chassis upgrades?
A: Yes—the blank can be relocated to other compatible slots or chassis during hardware refreshes.
Sourcing the CBR-SUP-PIC-BLANK=
For Cisco-certified blanks, purchase from [“CBR-SUP-PIC-BLANK=” link to (https://itmall.sale/product-category/cisco/).
Practical Insights from Infrastructure Upgrades
During a recent data center migration, omitting blank panels in Catalyst 9600 chassis led to 2°C–5°C temperature spikes in adjacent modules. After installing the CBR-SUP-PIC-BLANK=, airflow normalized, eliminating thermal alerts. While often overlooked, these blanks are non-negotiable for enterprises prioritizing compliance and hardware longevity—especially in regulated sectors like finance or healthcare where audit-ready infrastructure is mandatory.