CBS350-48P-4X-AU Switch: Can It Power High-Density Australian Networks? Features, Capacity, and Deployment Scenarios


The ​​Cisco CBS350-48P-4X-AU​​ is a 48-port Layer 2 managed switch designed for Australian businesses requiring high Power over Ethernet (PoE) density and multi-gigabit uplinks. Targeting sectors like education, healthcare, and retail, it balances scalability with energy efficiency. Below, we unpack its technical strengths and address common deployment challenges.


​Key Features for Demanding Environments​

  • ​48 x PoE+ Ports (740W Total)​​: Supports ​​simultaneous power delivery​​ to devices like Wi-Fi 6/6E access points (30W), IP cameras (15–20W), and VoIP phones (10W).
  • ​4 x 10G SFP+ Uplinks​​: Provides ​​high-bandwidth aggregation​​ for data-heavy workflows like video surveillance backups or cloud access.
  • ​Advanced Traffic Management​​: Features ​​QoS prioritization​​, ​​VLANs​​, and ​​static routing (Layer 3 Lite)​​ for granular network control.
  • ​AU Compliance​​: Built for ​​230–240V AC​​ operation, certified for ​​Australian EMC/ROHS standards​​, and optimized for 50Hz power grids.

​Technical Specifications​

Attribute Detail
PoE Budget 740W (30W max per port)
Switching Capacity 136 Gbps
Noise Level 35 dB (typical under full load)
Dimensions 440 x 445 x 44 mm

​Addressing Critical User Questions​

​Q: Can this switch fully power 48 PoE+ devices?​
No. While it has 48 PoE+ ports, the ​​740W total budget​​ limits simultaneous full-power usage. For example, powering 24x 30W APs would consume 720W, leaving minimal headroom. Plan device loads carefully.

​Q: Are the 10G uplinks necessary for small offices?​
For basic file sharing, 1G suffices. However, ​​10G uplinks​​ prevent congestion in scenarios like multi-site video conferencing, large-scale backups, or high-user-density environments (e.g., lecture halls).

​Q: How does it handle network security?​
​Port security​​, ​​MAC address filtering​​, and ​​802.1X authentication​​ isolate unauthorized devices, while ​​DHCP snooping​​ blocks rogue servers.


​Practical Deployment Scenarios​

  • ​Best For​​:
    • Schools or hospitals needing ​​40+ connected devices​​ (e.g., APs, IP cameras, digital signage).
    • Retail chains with centralized inventory databases or POS systems.
  • ​Avoid If​​:
    • You require ​​advanced Layer 3 routing​​ (e.g., OSPF, BGP).
    • Your environment demands ​​redundant power supplies (RPS)​​.

​Final Assessment​

Having analyzed Cisco’s documentation and real-world deployments, the CBS350-48P-4X-AU is a ​​cost-effective workhorse​​ for Australian organizations prioritizing high PoE density. Its 740W budget accommodates modern IoT ecosystems, though careful power planning is essential. For pricing and availability, explore the CBS350-48P-4X-AU here. While not a fit for hyperscale environments, it eliminates the need for multiple smaller switches in mid-sized deployments, reducing clutter and management overhead.

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