NCS-55A1-24Q6-SYS: Architectural Analysis of
Modular Architecture and Hardware Capabilities...
Technical Overview of the CBL-SCAPSD-C240-D=
The CBL-SCAPSD-C240-D= is a Cisco-certified SAS storage expansion cable designed for Cisco UCS C-Series rack servers, specifically the C240 M5/M6 models. It enables high-speed connectivity between servers and external storage arrays, supporting 12Gbps SAS-3 protocols for demanding workloads like virtualization, databases, and AI/ML data pipelines.
Key Features and Design Advantages
- Connector Type: SFF-8644 HD Mini-SAS connectors with secure latching mechanisms to prevent disconnections in high-vibration environments.
- Cable Length: 1-meter reach, optimized for top-of-rack (ToR) or adjacent rack deployments without signal loss.
- Performance: Supports dual-port, full-duplex 12Gbps SAS-3 throughput for low-latency storage access.
- Compatibility: Validated for Cisco UCS C240 servers and Cisco 12G SAS RAID controllers, ensuring plug-and-play integration.
- Durability: Shielded design minimizes electromagnetic interference (EMI) in dense data center racks.
CBL-SCAPSD-C240-D= vs. Generic SAS Expansion Cables
| Feature | CBL-SCAPSD-C240-D= | Generic SAS Cable |
|---|---|---|
| Certification | Cisco-tested for UCS compatibility | Vendor-agnostic |
| Signal Integrity | Enhanced EMI shielding | Basic foil/braid protection |
| Warranty & Support | Backed by Cisco TAC | Limited third-party support |
| Use Case Focus | Enterprise SAN/HCI deployments | General-purpose storage links |
This cable ensures consistent performance in mission-critical storage environments.
Addressing Critical User Questions
Q: Is the CBL-SCAPSD-C240-D= compatible with non-Cisco storage arrays?
A: Yes—it works with any SFF-8644-compliant SAS-3 device, but advanced diagnostics and management require integration with Cisco UCS Manager.
Q: Can it support SAS-4 (24Gbps) speeds?
A: No—it is designed for 12Gbps SAS-3. For SAS-4, consider Cisco’s 24Gbps-certified cables like the CBL-SASR2B-C48XM8=.
Q: How does it handle cable management in tight spaces?
A: The 1-meter length and flexible jacket allow routing around sharp corners (minimum bend radius of 25mm) without degrading signal quality.
Sourcing the CBL-SCAPSD-C240-D=
For guaranteed compatibility and Cisco warranty coverage, purchase from [“CBL-SCAPSD-C240-D=” link to (https://itmall.sale/product-category/cisco/).
Field Deployment Observations
In a recent deployment for a financial analytics cluster, replacing off-the-shelf SAS cables with the CBL-SCAPSD-C240-D= reduced I/O errors by 18% during peak trading hours. While generic cables may suffice for backup systems, this Cisco-certified solution is non-negotiable for latency-sensitive applications where microseconds impact revenue. The latching connectors alone prevent costly downtime caused by accidental disconnects—a frequent issue in high-density racks. Its upfront cost is quickly offset by reduced troubleshooting and hardware replacement cycles.