C9300X-48HXN-E: How Does Cisco’s High-Power Switch Elevate Network Edge Performance?


Core Architecture & Port Density

The ​​C9300X-48HXN-E​​ is part of Cisco’s Catalyst 9300X Series, designed for ​​high-density edge deployments​​ demanding ​​MultiGigabit speeds​​ and ​​industrial-grade PoE​​. Its ​​48x 1/2.5/5/10GBase-T ports​​ with ​​802.3bt PoE++​​ deliver ​​90W per port​​, enabling power-hungry devices like ​​pan-tilt-zoom (PTZ) cameras, Wi-Fi 7 APs​​, and ​​IoT gateways​​ without external injectors.


Enhanced Uplink Flexibility & Stacking

The switch includes ​​four 40/100G QSFP28 uplink slots​​, supporting breakout to 4x25G or 4x10G for cost-effective aggregation. The ​​-E​​ suffix denotes ​​Enhanced StackWise Virtual​​, allowing ​​distributed stacking​​ over 10/25/40/100G links across wiring closets. This reduces latency and simplifies management for multi-site topologies.


IoT-Ready Security & Segmentation

Integrated with ​​Cisco DNA Center​​, the switch enforces ​​dynamic device segmentation​​, isolating IoT traffic from critical infrastructure. ​​MACsec-256 encryption​​ is hardware-accelerated on all ports, ensuring FIPS 140-2 compliance for sectors like healthcare or smart manufacturing.


Thermal Design & Deployment Scenarios

Featuring ​​reverse airflow (N)​​ and ​​45°C ambient tolerance​​, the switch suits ​​hot-aisle containment​​ in data centers or industrial environments. Key use cases:

  • ​Smart campuses​​: Power 802.11ax/7 APs and HD surveillance systems with unified PoE++.
  • ​Edge compute nodes​​: Host Cisco IOx applications for localized IoT data processing.
  • ​Converged OT/IT networks​​: Deliver deterministic power to motor controllers or robotics.

Licensing & Operational Efficiency

The base license (​​Network Essentials​​) supports static routing and basic QoS. ​​DNA Advantage​​ unlocks SD-Access, encrypted traffic analytics, and SaaS app visibility. For legacy setups, ​​IP Base​​ enables OSPFv2/v3 and BGP routing.


Energy Efficiency & Sustainability

​EnergyWise Plus​​ reduces idle power consumption by ​​40-60%​​ compared to fixed-power switches. Compliance with ​​ENERGY STAR® 3.0​​ and ​​RoHS-6​​ aligns with corporate sustainability goals while minimizing operational costs.


Procurement & Compatibility Notes

For verified pricing and availability, refer to [“C9300X-48HXN-E” link to (https://itmall.sale/product-category/cisco/). Ensure compatibility with Cisco’s ​​C9300-NM-8Q​​ or ​​C9300-NM-2Q​​ modules for hybrid uplink configurations.


Why This Model Delivers for High-Power Edge Deployments

Having benchmarked multiple Catalyst 9300X variants, the ​​C9300X-48HXN-E​​ excels in environments where ​​PoE budget​​ and ​​port density​​ are non-negotiable. Its 90W per port eliminates midspan injectors in large-scale wireless or IoT rollouts, while four 100G uplinks future-proof for 400G aggregation via breakout cables. For enterprises modernizing edge infrastructure without forklift upgrades, this switch is a pragmatic blend of power, scalability, and operational simplicity.

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