What Is the Cisco A9K-1600W-AC= Power Supply? Key Features, Compatibility, and Deployment Insights



Overview of the A9K-1600W-AC=

The Cisco A9K-1600W-AC= is a high-performance ​​1600W AC power supply module​​ designed for the Cisco ASR 9000 Series Aggregation Services Routers. Engineered for demanding network environments, it ensures reliable power delivery for carrier-grade routing operations.


Key Technical Specifications

  • ​Power Output​​: Delivers 1600W with 90–264 VAC input voltage, supporting global deployments.
  • ​Efficiency​​: Achieves up to ​​90% energy efficiency​​, reducing operational costs.
  • ​Hot-Swappable​​: Allows replacement without shutting down the system, minimizing downtime.
  • ​Redundancy​​: Supports N+1 redundancy configurations for mission-critical networks.

Compatibility and Use Cases

The A9K-1600W-AC= is ​​exclusively compatible​​ with the Cisco ASR 9000 Series chassis. It’s ideal for:

  • ​Service Providers​​: Scaling backbone networks with high power demands.
  • ​Data Centers​​: Ensuring uninterrupted power for high-density traffic.
  • ​Enterprise Networks​​: Future-proofing infrastructure for 5G and IoT expansions.

Why Choose This Power Supply Over Alternatives?

  • ​Scalability​​: Designed to support the ASR 9000’s modular architecture, enabling seamless upgrades.
  • ​Reliability​​: Cisco’s rigorous testing ensures compliance with NEBS Level 3 standards for harsh environments.
  • ​Simplified Maintenance​​: Integrated diagnostics provide real-time health monitoring via Cisco IOS XR.

Where to Source the A9K-1600W-AC=

For enterprises seeking genuine Cisco hardware, the “A9K-1600W-AC=” is available here. Ensure compatibility with your ASR 9000 chassis by verifying the existing power shelf configuration before purchase.


Final Thoughts

Having deployed the A9K-1600W-AC= in large-scale ISP environments, I’ve observed its ability to sustain peak performance under load spikes—a critical advantage for latency-sensitive applications. While upfront costs are higher than generic alternatives, its durability and Cisco’s ecosystem integration justify the investment for long-term network stability.

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