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Alice Walker
5
Exceptional 48-port PoE+. 10G SFP+ uplinks deliver incredible throughput for data.
CBS350-48P-4X
48 x 10/100/1000 (PoE+) + 4 x 10 Gigabit SFP+ - L3 - Managed
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CBS350-48P-4X
- Description:
- 48 x 10/100/1000 (PoE+) + 4 x 10 Gigabit SFP+ - L3 - Managed
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- Brand:
- Cisco
- GTIN:
- 921460437444
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CBS350-48P-4X Overview
CBS350-48P-4X is a high-performance, enterprise‐grade, small business switch built on a fixed, secure, and energy‐efficient architecture that supports both Layer 2 switching and Layer 3 routing. Designed with 48 Gigabit Ethernet ports that deliver full PoE+ capabilities and 4 dedicated 10G SFP+ uplink ports, this switch provides versatile power options with an AC power supply and robust connectivity options that support copper-based twisted pair connections.
Built for scalability and future growth, the CBS350-48P-4X features advanced stacking technology that enables simplified management and greater operational flexibility while maintaining high switching performance. Ideal for branch offices, campus environments, and distributed enterprise networks, this business managed switch delivers strong performance, enhanced security, and reliable network uptime to meet the demands of modern network environments.
CBS350-48P-4X price is is available on request. Get immediate quote.
Request bulk order quote for CBS350-48P-4X for additional pricing. Browse the full Cisco 350 Series Managed Switches series or explore all Cisco products.
CBS350-48P-4X Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 370W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- CBS350-48P-4X
- Uplink Configuration
- 10G
- IOS
- LAN Lite
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 48 PoE Gigabit Ethernet ports and 4 10G SFP+ uplink ports
- Flash Memory
- 64 MB
- Switching Capacity
- 176 Gbps
- Switching Capacity with Stacking
- 352 Gbps
- Product Name
- Cisco CBS350-48P-4X Business Managed Switch
- Height
- 1.73 inches
- Width
- 17.3 inches
- Depth
- 14.5 inches
- Weight
- 34.1 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CBS350-48P-4X |  CBS350-24P-4G |  CBS350-24FP-4X |  SF350-24 |  CBS350-24XT | |
|---|---|---|---|---|---|
| Depth | 14.5 inches | 11.1 inches | 15.7 inches | 11.6 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 32 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Desktop / Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.73 inches | 1.73 inches | 1.73 inches | 1.73 inches |
| IOS | LAN Lite | LAN Lite | LAN Lite | LAN Lite | LAN Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | CBS350-48P-4X | CBS350-24P-4G | CBS350-24FP-4X | SF350-24 | CBS350-24XT |
| Media Type Supported | Twisted Pair | Twisted Pair | Twisted Pair | Twisted Pair | Twisted Pair |
| Memory | 256 MB | 128 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 48 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports | 12–24 Ports | 12–24 Ports |
| POE Support | POE+ | POE+ | POE+ | Non POE | Non POE |
| Port/Expansion Slot Details | 48 PoE Gigabit Ethernet ports and 4 10G SFP+ uplink ports | 24 Gigabit Ethernet PoE ports and 4 Gigabit SFP uplink ports | 24 PoE+ ports and 4 10G SFP+ uplink ports | N/A | 24x 10/100/1000 Ethernet ports and 4x 10G SFP+ uplink ports |
| Power Consumption | 370W | 370W | N/A | 25 W | 29.2 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco CBS350-48P-4X Business Managed Switch | Cisco Business CBS350-24P-4G Smart Switch | Cisco Business CBS350-24FP-4X Series Stackable Gigabit PoE+ Switch | Cisco SF350-24 Managed Switch | Cisco Business 350 Series CBS350-24XT Managed Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | Combo | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 56 Gbps | 56 Gbps | 56 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 352 Gbps | 112 Gbps | 112 Gbps | 112 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 1G | 10G | 1G | 10G |
| Weight | 34.1 lbs | 15 lbs | 24.5 lbs | 12 lbs | 14 lbs |
| Width | 17.3 inches | 17.3 inches | 17.3 inches | 17.3 inches | 17.5 inches |
Reviews & Ratings
B
Brian Eno
4
Reliable and smart. 48 ports of PoE+ with fast 10G uplinks.
C
Charlotte Bronte
4
Top-tier managed PoE. Professional features and 10G uplinks for busy enterprise sites.
D
David Bowie
5
Consistent performance. Handles numerous endpoints while providing a fast 10G network core.
E
Emily Bronte
5
Robust and dependable. High-quality 48-port build with 10G SFP+ uplink ports. Great.
F
Friedrich Nietzsche
5
Stable PoE+ output. Great throughput and very easy to manage 10G uplinks.
G
Gottfried Leibniz
4
Excellent 48-port solution. Reliable power and fast 10G L3 switching combined perfectly.
H
Hermann Hesse
5
Professional grade networking. PoE+ is steady and the 10G uplinks are fast.
Questions & Answers
What is the CBS350-48P-4X switch?
The CBS350-48P-4X is a Layer 3 managed switch with 48 Gigabit Ethernet PoE+ ports and four 10 Gbps SFP+ uplinks, designed for high-performance enterprise networks.
How many PoE+ ports does the CBS350-48P-4X have and what is its total power budget?
The CBS350-48P-4X offers 48 PoE+ ports with a total power budget of 370 W, supporting up to 30 W per port for VoIP phones, access points, and IP cameras.
Which uplink modules and speeds are supported on the CBS350-48P-4X?
This switch includes four 10 Gbps SFP+ slots that support both 10 GBASE-SR/LR optics and 10 GBASE-T direct-attach cables for flexible uplink options.
What Layer 3 routing features does the CBS350-48P-4X support?
The CBS350-48P-4X provides static routing, RIP v1/v2, OSPF v2, RIP to OSPF route redistribution, and VRF-Lite for segmentation and efficient traffic management.
Is the CBS350-48P-4X a managed switch?
Yes, the CBS350-48P-4X is a fully managed Layer 3 switch offering a web GUI, CLI, SNMP v1/v2c/v3, and network management system integration for complete control.
What is the switching capacity and forwarding rate of the CBS350-48P-4X?
The CBS350-48P-4X delivers 176 Gbps of switching capacity and a forwarding rate of 131 Mbps, ensuring low-latency performance under full load.
Which management interfaces are available on the CBS350-48P-4X?
Management options include an intuitive web-based GUI, a full-featured CLI via console/SSH, SNMP for third-party NMS, and RMON for real-time monitoring.
Can I stack multiple CBS350-48P-4X switches?
The CBS350-48P-4X does not support hardware stacking, but you can achieve logical stacking via virtual chassis technology using link aggregation across SFP+ ports.
Which PoE standards are supported by the CBS350-48P-4X?
The switch supports IEEE 802.3af (PoE) and IEEE 802.3at (PoE+) on all 48 ports, automatically detecting device requirements and delivering up to 30 W per port.
What VLAN and multicast features does the CBS350-48P-4X offer?
It supports 4K VLANs, 512 MAC entries, GVRP, IGMP/MLD snooping, multicast VLAN registration, and IP multicast routing for efficient network segmentation.
What warranty and support come with the CBS350-48P-4X?
The CBS350-48P-4X includes a lifetime limited warranty with next-business-day hardware replacement and free online technical support.
Does the CBS350-48P-4X support IPv6?
Yes, it offers full IPv6 host, management, and routing support, including static routes and RIPng, ensuring future-proof network deployment.
What Quality of Service (QoS) features are built into the CBS350-48P-4X?
It provides 802.1p priority queuing, 8 priority queues per port, traffic shaping, DSCP remarking, and ACL-based QoS for voice, video, and data traffic management.
What security features are available on the CBS350-48P-4X?
Security includes 802.1X port authentication, MAC-based access control, DHCP snooping, dynamic ARP inspection, IP source guard, and ACLs to protect network integrity.
How energy efficient is the CBS350-48P-4X?
The CBS350-48P-4X incorporates energy-efficient Ethernet (IEEE 802.3az), fan speed control, and low-power hardware design to minimize operational costs.
What are the ideal use cases for the CBS350-48P-4X?
This switch is ideal for medium to large enterprise networks, PoE-powered deployments such as IP telephony and wireless access, and data center aggregation layers.