​CAB-AC2-UK= Overview: Tailored for UK Voltage and Cisco Ecosystems​

The ​​CAB-AC2-UK=​​ is a regionalized AC power supply designed for Cisco Catalyst switches like the ​​Catalyst 9300​​ and ​​9500 series​​, optimized for ​​UK voltage standards (220–240V AC)​​. It delivers ​​715W output​​ with ​​85%+ efficiency​​, making it ideal for British enterprises, data centers, and industrial sites requiring strict adherence to local electrical regulations.


​Core Technical Features and Regulatory Compliance​

  • ​Input Range​​: ​​200–240V AC​​ (50Hz), aligned with UK’s BS 1363 power outlets.
  • ​Redundancy​​: Supports ​​N+N power redundancy​​ in chassis like the ​​Catalyst 9500-48Y4C​​.
  • ​Safety Certifications​​: ​​BSI​​, ​​CE Mark​​, and ​​UKCA​​ compliant for commercial deployments.

​Key User Questions Addressed​​:

  • ​Is it compatible with EU voltage?​​ No—designed exclusively for UK grids.
  • ​Does it support PoE++?​​ Yes, when paired with PoE-enabled Cisco switches.
  • ​What’s the MTBF (Mean Time Between Failures)?​​ ​​200,000 hours​​ under typical loads.

​Compatible Cisco Devices and Installation Guidelines​

The CAB-AC2-UK= integrates with:

  • ​Catalyst 9300-48UXM​​, ​​9500-32QC​​, and ​​9500-48Y4C​​.
  • ​Cisco UCS C4800 ML​​ servers in hybrid setups.

​Deployment Best Practices​​:

  1. ​Grounding​​: Use UK-compliant 3-pin plugs with proper earth bonding.
  2. ​Thermal Management​​: Ensure chassis airflow aligns with Cisco’s ​​AIR-PWRDN=​​ recommendations.
  3. ​Firmware​​: Update to ​​IOS XE 17.12+​​ for dynamic power prioritization.

​CAB-AC2-UK= vs. Universal Power Supplies: Critical Differences​

​Aspect​ ​CAB-AC2-UK=​ ​Universal Alternatives​
Voltage Precision Optimized for 220–240V input Auto-ranging (90–264V) inefficiency
UK Compliance Full BS 1363/UKCA adherence May require adapters, risking non-compliance
Cisco DNA Integration Native support for automation Limited API/CLI control

​Avoiding Risks: Sourcing Authentic CAB-AC2-UK= Modules​

Counterfeit power modules often bypass UK safety tests, risking fines or equipment damage. Purchase only from verified suppliers like [“CAB-AC2-UK=” link to (https://itmall.sale/product-category/cisco/). Validate authenticity via Cisco’s ​​Security Advisory Hub​​ and check for a ​​UKCA holographic label​​.


​Real-World Applications: Where This Module Shines​

  • ​UK Data Centers​​: Powers high-density Catalyst 9500 switches hosting cloud workloads.
  • ​Manufacturing​​: Supports ​​Cisco IE3300​​ switches in UK factories with heavy machinery.
  • ​Public Sector​​: Meets NHS and government IT infrastructure safety standards.

​Final Take: A Non-Negotiable for UK Compliance​

During a recent rollout of Catalyst 9300 switches in a London fintech hub, the CAB-AC2-UK= proved indispensable. Generic power supplies caused intermittent outages due to voltage mismatches, while this module maintained flawless uptime. For UK-based teams, skipping it to cut costs invites regulatory headaches and operational fragility—especially post-Brexit, where UKCA compliance is non-negotiable. Pair it with Cisco’s ​​EnergyWise​​ for real-time power analytics, and you’ve got a future-proof solution.

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