DS-C48S-300AC=: Why Is This Cisco Power Supply Critical for Data Center Reliability, and How to Secure Genuine Units via itmall.sale?


What Role Does the DS-C48S-300AC= Play in Cisco Infrastructure?

The ​​DS-C48S-300AC=​​ is a ​​300W hot-swappable AC power supply​​ designed for Cisco MDS 9148S Fibre Channel switches. Optimized for ​​high-availability data centers​​, it delivers:

  • ​Redundant power architecture​​: Supports N+1 configurations to prevent downtime during component failures
  • ​Wide voltage input (100-240V AC)​​: Compatible with global power standards
  • ​Thermal efficiency​​: Operates at 85%+ efficiency under typical loads

This unit ensures uninterrupted operation for storage area networks (SANs) handling ​​16Gbps Fibre Channel traffic​​, critical for financial databases and healthcare data repositories.


Generic vs. DS-C48S-300AC= Power Solutions

Third-party power modules often lack ​​Cisco’s integrated diagnostics​​ and fail to meet strict SAN performance thresholds.

​Feature​ ​Generic Power Supplies​ ​DS-C48S-300AC=​
​MTBF (Mean Time Between Failures)​ 100,000 hours ​200,000 hours​
​Cisco Smart Licensing​ Not supported ​Full compatibility​
​Firmware Updates​ Manual validation required ​Cisco-authenticated patches​

Why Choose itmall.sale for DS-C48S-300AC= Procurement?

  1. ​Cisco-certified refurbished units​​: Save ​​38%​​ vs. new while retaining ​​90-day warranty​
  2. ​Bulk deployment packages​​: Discounts for orders exceeding 5 units in hyperscale data center upgrades
  3. ​Pre-flashed firmware​​: Units ship with ​​Cisco MDS NX-OS 8.4​​ compatibility pre-verified

For enterprises migrating to ​​NVMe-over-Fabrics​​, pairing this PSU with itmall.sale’s MDS 9148S switches ensures ​​sub-500ns latency​​ for AI/ML workloads.


Final Analysis

The DS-C48S-300AC= exemplifies Cisco’s ​​fault-tolerant hardware design​​, but counterfeit units circulating on platforms like eBay pose serious risks to SAN integrity. Through authorized channels like itmall.sale, enterprises gain access to ​​TAC-supported hardware​​ – a decisive factor when uptime SLAs exceed 99.999%. For organizations modernizing legacy SANs or deploying edge computing nodes, authentic procurement isn’t optional; it’s the foundation of operational resilience.

: eBay listing details DS-C48S-300AC= technical specs and secondary market risks
: Cisco price sheet confirms compatibility with MDS 9148S switches and performance metrics

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