CBS350-48XT-4X-NA Switch: How Does It Power High-Demand North American Networks? Features, Capacity, and Use Cases


The ​​Cisco CBS350-48XT-4X-NA​​ is a 48-port Layer 2+ managed switch engineered for North American enterprises and campuses requiring high-density Power over Ethernet (PoE) and multi-gigabit uplinks. Combining a robust PoE budget with 10G scalability, it addresses the needs of modern IoT-heavy environments. Below, we analyze its technical capabilities and answer critical deployment questions.


​Key Features for Scalable NA Deployments​

  • ​48 x PoE+ Ports (740W Total)​​: Delivers ​​30W per port​​ (60W with Cisco UPOE*), supporting ​​Wi-Fi 6E APs, PTZ cameras, and digital signage​​.
  • ​4 x 10G SFP+ Uplinks​​: Enables ​​high-speed backbone connectivity​​ for bandwidth-intensive tasks like 4K video streaming or large-scale data backups.
  • ​Layer 2+ Lite Features​​: Includes ​​static routing (IPv4/IPv6)​​ for basic inter-VLAN communication and ​​QoS policies​​ for traffic prioritization.
  • ​NA Compliance​​: Operates at ​​120V AC​​, certified for ​​FCC Part 15/UL 60950​​, and optimized for 60Hz power grids.

​Technical Specifications​

Attribute Detail
Switching Capacity 136 Gbps
PoE Budget 740W (60W UPOE on 12 ports*)
Noise Level 38 dB (under full load)
Dimensions 440 x 445 x 44 mm

*UPOE requires compatible Cisco endpoints.


​Addressing Core User Concerns​

​Q: Can this switch power 48 devices at full PoE+ capacity?​
No. The ​​740W total budget​​ allows ~15.4W per port if all 48 ports are active. For high-power devices (e.g., 30W APs), allocate UPOE ports strategically.

​Q: Why prioritize 10G uplinks over 2.5G/5G alternatives?​
​10G uplinks​​ future-proof networks for emerging technologies like 8K surveillance systems or AI-driven IoT hubs, which demand higher throughput.

​Q: How does it enhance network segmentation?​
​VLAN stacking (Q-in-Q)​​ and ​​private VLANs​​ isolate traffic for multi-tenant environments (e.g., shopping malls, co-working spaces).


​Practical Deployment Scenarios​

  • ​Best For​​:
    • University campuses with ​​high-density device deployments​​ (e.g., classrooms, labs).
    • Warehouses using ​​automated inventory systems​​ or ​​PoE-powered robotics​​.
  • ​Avoid If​​:
    • You require ​​dynamic routing protocols​​ (e.g., OSPF, BGP) or ​​redundant power supplies​​.

​Final Insight​

Having reviewed Cisco’s technical briefs and deployment guides, the CBS350-48XT-4X-NA stands out for ​​high-density PoE environments​​ needing cost-effective Layer 2+ scalability. Its 740W budget accommodates modern IoT ecosystems, though power allocation requires careful planning. For pricing and availability, explore the CBS350-48XT-4X-NA here. While not a fit for hyperscale data centers, it’s a versatile solution for IT teams balancing performance, security, and budget in demanding NA markets.

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