Cisco C9300L-48T-4X-10A: How Does It Serve High-Density Data Connectivity Needs?

Core Specifications and Design

The ​​Cisco Catalyst 9300L-48T-4X-10A​​ is a ​​48-port Layer 3 switch​​ optimized for non-PoE environments requiring high-density Gigabit Ethernet connectivity. It features ​​48x 1GBase-T RJ45 ports​​ and ​​4x 10G SFP+ uplinks​​, powered by a ​​740W AC power supply​​. Built on Cisco’s ​​IOS XE​​ software, it supports advanced automation, programmability, and robust security frameworks.

Performance and Scalability

• ​​Switching Capacity​​: Delivers ​​116 Gbps throughput​​, ensuring smooth handling of data-intensive applications like video conferencing or large file transfers.
• ​​StackWise-320​​: Enables stacking of up to 8 switches with ​​640 Gbps backplane bandwidth​​, creating a unified management plane for scalable deployments.

Security and Network Segmentation

• ​​Cisco TrustSec®​​: Enforces role-based access control (RBAC) and micro-segmentation to isolate sensitive traffic.
• ​​Encrypted Traffic Analytics (ETA)​​: Identifies threats in encrypted streams without decryption, minimizing latency and compliance risks.

Ideal Deployment Scenarios

This switch excels in ​​data centers​​, ​​enterprise office networks​​, or ​​education campuses​​ where high port density and uplink speed are critical. Its ​​non-PoE design​​ reduces complexity and cost for environments that prioritize pure data connectivity over power delivery.

Licensing and Support

• ​​Cisco DNA Licensing​​: Essentials or Advantage tiers unlock features like ​​SD-Access​​, ​​AI-driven analytics​​, and automated policy enforcement.
• ​​Lifetime Hardware Warranty​​: Includes 24/7 TAC support and hardware replacement, ensuring long-term reliability.

Cost vs. Operational Efficiency

While the upfront cost is higher than basic switches, the ​​C9300L-48T-4X-10A​​ offers ​​future-ready 10G uplinks​​ and ​​stacking flexibility​​, reducing the need for costly mid-network upgrades. Its energy-efficient design also lowers operational power consumption.

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Practical Deployment Experience

In a recent university library deployment, this switch supported ​​300+ concurrent users​​ across PCs, printers, and servers without latency issues. The ​​zero-touch provisioning​​ via Cisco DNA Center slashed setup time by 50%, while the ​​consistent CLI​​ allowed seamless integration with existing Catalyst infrastructure. For IT teams managing dense data environments, this model eliminates the bloat of unused PoE capabilities while delivering enterprise-grade resilience.