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Cisco CBS350-48FP4GNA-RF 350 Series Managed Ethernet Switch - 48 Port PoE+ with 4 x 10G SFP Slots - 740W PoE Budget - Rack-Mountable - Refurbished
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Product Features
Technical Overview
This switch supports Gigabit Ethernet and 10 Gigabit Ethernet technologies across both twisted pair and optical fiber media, ensuring compatibility with existing infrastructure and high-speed uplink requirements. The four dedicated SFP slots allow for fiber connectivity to span longer distances or connect to high-performance servers and network backbones.
Networking standards compliance includes IEEE 802.3af/at for PoE, IEEE 802.1Q for VLANs, IEEE 802.3ad for link aggregation, and IEEE 802.1x for network access control. The built-in power supply accepts 120V AC or 230V AC input, with a typical power consumption of 859.50W under full load.
This section brings together practical product details such as Total Number of Network Ports, Network (RJ-45), Uplink Port, Media Type Supported, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The CBS350-48FP-4G delivers a balanced combination of port density, power budget, and expansion flexibility. Its 48 PoE+ ports reduce the need for additional power injectors and simplify deployments, while the four 10G SFP slots future-proof the network for higher bandwidth demands.
High-Density PoE
With 740W of PoE budget, this switch can simultaneously power numerous PoE devices, supporting modern office and surveillance setups without external power sources.
- 48 PoE+ ports
- 740W total budget
- IEEE 802.3af/at compliant
Scalable Uplinks
The four SFP slots enable fiber or copper 10G uplinks, providing high-speed connectivity to core switches or servers and improving overall network throughput.
- 4x 10G SFP slots
- Fiber or copper media
- High-performance uplinks
Deployment / Use Cases
This switch is ideal for medium to large office environments, educational campuses, or retail locations where a high number of connected devices and PoE requirements are present. Its managed features allow for segmented network traffic, enhanced security, and optimized performance across different departments or user groups.
Common deployment scenarios include supporting VoIP phone systems, wireless access point networks, IP surveillance camera systems, and general workstation connectivity. The rack-mountable 1U form factor ensures easy integration into standard server racks, keeping installations organized and professional.
Office Network Core
Serve as the central switch for an office floor, connecting workstations, printers, and PoE devices with managed traffic control and VLAN support.
Surveillance & Access Control
Power and connect multiple IP cameras and access control systems, utilizing the high PoE budget and reliable managed switching for security applications.
Physical Profile
Designed for rack deployment, this switch measures 13.78 inches in height, 17.52 inches in width, and 1.73 inches in depth, fitting standard 19-inch racks. The compact 1U profile maximizes rack space efficiency while providing ample ventilation for sustained operation. The unit weighs approximately 12.83 pounds, making it manageable for installation in data closets or server rooms.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 13.78" (350 mm), 17.52" (445 mm), 1.73" (44 mm), 12.83 lb (5820 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 17.52" (445 mm)
- Depth
- 1.73" (44 mm)
- Height
- 13.78" (350 mm)
- Weight
- 12.83 lb (5820 g)
What's in the Box
This refurbished switch includes all essential components for immediate deployment.
Package contents include 350 CBS350-48FP-4G Ethernet Switch Power Cord Mounting Kit Quick Start Guide, 350 CBS350-48FP-4G Ethernet Switch. These included items support setup, installation, and immediate deployment without needing to source the core bundled accessories separately.
Highlights
- 48 Gigabit Ethernet PoE+ ports for high-density device connectivity
- 740W total PoE budget to power multiple PoE devices simultaneously
- Four 10 Gigabit SFP slots for high-speed uplinks or fiber expansion
- Layer 2 managed switch with VLAN, QoS, and security features
- Rack-mountable 1U form factor for professional installation
- Supports both optical fiber and twisted pair media types
- Compliant with IEEE 802.3af/at for PoE and key networking standards
- Refurbished condition with lifetime limited warranty
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CBS350-48FP4GNA-RF |
| Brand Name | Cisco |
| Product Series | 350 |
| Product Model | CBS350-48FP-4G |
| Product Name | 350 CBS350-48FP-4G Ethernet Switch |
| Product Condition | Refurbished |
| Product Type | Ethernet Switch |
| Interfaces/Ports | |
| Total Number of Network Ports | 48 |
| Network (RJ-45) | Yes |
| Uplink Port | Yes |
| Modular | Yes |
| Port/Expansion Slot Details | 48 x Gigabit Ethernet PoE+,4 x 10 Gigabit Ethernet Expansion Slot |
| Media & Performance | |
| Media Type Supported | Optical Fiber,Twisted Pair |
| Ethernet Technology | Gigabit Ethernet,10 Gigabit Ethernet |
| Network Technology | 10GBase-X,10/100/1000Base-T |
| I/O Expansions | |
| Total Number of Expansion Slots | 4 |
| Expansion Slot Type | SFP (mini-GBIC) |
| Shared SFP Slot | No |
| Number of SFP Slots | 4 |
| Network & Communication | |
| Layer Supported | 2 |
| Networking Standards | IEEE 802.1x,IEEE 802.3af,IEEE 802.3at,IEEE 802.3az,IEEE 802.1D,IEEE 802.1w,IEEE 802.1s,IEEE 802.3ad,IEEE 802.1Q,IEEE 802.1p,IEEE 802.3,IEEE 802.3u,IEEE 802.3ab,IEEE 802.3ae,IEEE 802.3z,IEEE 802.3an,IEEE 802.3x,IEEE 802.1ab |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| PoE Budget | 740 W |
| Input Voltage | 120 V AC,230 V AC |
| Power Source | Power Supply,AC |
| Power Consumption | 859.50 W |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 13.78" (350 mm) |
| Width | 17.52" (445 mm) |
| Depth | 1.73" (44 mm) |
| Weight (Approximate) | 12.83 lb (5820 g) |
| Miscellaneous | |
| Package Contents | 350 CBS350-48FP-4G Ethernet Switch Power Cord Mounting Kit Quick Start Guide |
| Environmentally Friendly | Yes |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE) |
| Warranty | |
| Limited Warranty | Lifetime |
User Manual
FAQ
How many PoE devices can this switch power?
The switch has a 740W PoE budget and 48 PoE+ ports. The actual number of devices depends on their individual power requirements, but it can typically power numerous VoIP phones, wireless access points, or IP cameras simultaneously, supporting IEEE 802.3af and 802.3at standards.
What are the uplink options on this switch?
This switch includes four dedicated 10 Gigabit SFP slots for uplinks. These slots support SFP modules for either fiber or copper connections, allowing high-speed links to core switches, servers, or network backbones to improve overall network performance.
Is this switch manageable, and what features does it support?
Yes, this is a fully manageable Layer 2 switch. It supports features such as VLANs (IEEE 802.1Q), Quality of Service (QoS), link aggregation (IEEE 802.3ad), port security, and IEEE 802.1x for network access control, providing enhanced network control and security.
What is the form factor and rack mounting compatibility?
The switch has a 1U rack-mountable form factor with dimensions of 13.78" H x 17.52" W x 1.73" D. It is designed to fit standard 19-inch server racks and includes a mounting kit for easy installation in data closets or server rooms.
What type of warranty comes with this refurbished switch?
This refurbished Cisco CBS350-48FP-4G switch includes a lifetime limited warranty. Refurbished units undergo testing and reconditioning to ensure they meet functional standards, providing reliable performance with warranty coverage.
What media types are supported for network connections?
The switch supports both optical fiber and twisted pair media. The 48 RJ-45 ports use twisted pair cables for Gigabit Ethernet, while the four SFP slots can accommodate fiber SFP modules for longer-distance or higher-bandwidth connections.
What uplink, SFP, fiber, or media support detail is listed?
The warranty or support detail listed is Yes, giving buyers a clearer picture of expected coverage after purchase.
Does the product support PoE or wireless networking?
Connectivity support is listed in the product specifications, including the relevant wireless or port options when available.