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Cisco CBS250-24P-4GNA-RF 250 Series 24-Port Gigabit PoE+ Managed Switch - 4 SFP Slots - 195W PoE Budget - Layer 2 - Rack-Mountable - Refurbished
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Product Features
Technical Overview
This switch features 24 Gigabit Ethernet PoE+ ports that support both 1000Base-T and 1000Base-X network technologies, ensuring compatibility with twisted pair and optical fiber media for flexible deployment. The integrated 195W PoE budget delivers sufficient power to multiple PoE+ devices simultaneously, while the built-in power supply maintains stable voltage distribution.
Four dedicated SFP (mini-GBIC) expansion slots provide fiber connectivity options for longer-distance links or high-bandwidth uplinks, with no shared slot configuration ensuring full port availability. The switch operates at Layer 2, offering advanced management features such as VLANs, QoS, and security protocols to optimize network performance and reliability.
Relevant factors for this section include Total Number of Network Ports, Uplink Port, Modular, Media Type Supported. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The Cisco CBS250-24P-4GNA-RF stands out with its balanced combination of port density, PoE capability, and management features, tailored for scalable network deployments.
High PoE Budget
With a 195W PoE budget, this switch can power numerous PoE+ devices like IP phones and cameras without external power supplies, simplifying installation and reducing clutter.
- Supports 24 PoE+ ports
- Eliminates need for separate power adapters
- Ideal for VoIP and wireless deployments
Flexible Expansion
Four SFP slots allow for fiber optic connections, enabling longer-distance links and high-speed uplinks to core switches or servers, enhancing network scalability.
- Dedicated SFP slots
- No shared port limitations
- Supports optical fiber for extended reach
Managed Layer 2 Features
Layer 2 management provides VLAN support, traffic prioritization, and security controls, allowing for optimized network performance and secure segmentation of business traffic.
- VLAN configuration
- Quality of Service (QoS)
- Enhanced network security
Deployment / Use Cases
This switch is ideal for small to medium-sized businesses, educational institutions, and retail environments that require a reliable, managed networking solution with PoE support. Its 24-port design and PoE budget make it suitable for connecting and powering a mix of devices in office setups, classrooms, or retail floors.
Common deployments include supporting VoIP phone systems by powering IP phones, extending wireless coverage through PoE-powered access points, and integrating security systems with PoE cameras. The rack-mountable form factor ensures easy integration into standard server racks, organizing cables and maintaining a professional installation in IT closets or data centers.
Office Network Hub
Serve as the central switch for office workgroups, connecting computers, printers, and IP phones with PoE power and managed traffic control.
Wireless Network Expansion
Power multiple wireless access points via PoE+ to extend Wi-Fi coverage across buildings or campuses, with SFP slots for fiber backhaul connections.
Physical Profile
The switch features a compact, rack-mountable design with dimensions of 1.70 inches in height, 17.50 inches in width, and 11.80 inches in depth, fitting into standard 19-inch racks with a low profile. Weighing approximately 7.78 pounds, it is lightweight yet durable, suitable for installation in rack cabinets or on shelves. The included mounting kit facilitates secure installation, helping organize wires and cables for a tidy, professional network setup.
- Width
- 17.50" (444.50 mm)
- Depth
- 11.80" (299.72 mm)
- Height
- 1.70" (43.18 mm)
- Weight
- 7.78 lb (3528.95 g)
What's in the Box
The package includes all necessary components for immediate deployment:
Package contents include 250 CBS250-24P-4G Ethernet Switch Power Cord Mounting Kit Quick Start Guide, 250 CBS250-24P-4G Ethernet Switch. These included items support setup, installation, and immediate deployment without needing to source the core bundled accessories separately.
Highlights
- 24 Gigabit Ethernet PoE+ ports for high-speed connectivity and device powering
- 195W PoE budget supports multiple PoE+ devices simultaneously
- 4 SFP (mini-GBIC) slots for fiber optic expansion and uplinks
- Layer 2 managed switch with VLAN, QoS, and security features
- Rack-mountable design with included mounting kit for professional installation
- Refurbished condition with lifetime limited warranty for cost-effective reliability
- Supports both twisted pair and optical fiber media for flexible deployment
- Built-in power supply ensures stable voltage for all connected components
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CBS250-24P-4GNA-RF |
| Brand Name | Cisco |
| Product Series | 250 |
| Product Model | CBS250-24P-4G |
| Product Name | 250 CBS250-24P-4G Ethernet Switch |
| Product Condition | Refurbished |
| Product Type | Ethernet Switch |
| Interfaces/Ports | |
| Total Number of Network Ports | 24 |
| Uplink Port | Yes |
| Modular | Yes |
| Port/Expansion Slot Details | 24 x Gigabit Ethernet PoE+,4 x Gigabit Ethernet Expansion Slot |
| Media & Performance | |
| Media Type Supported | Optical Fiber,Twisted Pair |
| Ethernet Technology | Gigabit Ethernet |
| Network Technology | 1000Base-T,1000Base-X |
| 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 |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| PoE Budget | 195 W |
| Power Source | Power Supply,PoE+ |
| Power Consumption | 239.70 W |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 1.70" (43.18 mm) |
| Width | 17.50" (444.50 mm) |
| Depth | 11.80" (299.72 mm) |
| Weight (Approximate) | 7.78 lb (3528.95 g) |
| Miscellaneous | |
| Package Contents | 250 CBS250-24P-4G Ethernet Switch Power Cord Mounting Kit Quick Start Guide |
| Environmentally Friendly | Yes |
| Country of Origin | China |
| Warranty | |
| Limited Warranty | Lifetime |
User Manual
FAQ
How many PoE+ ports does this switch have, and what is the total PoE budget?
This switch has 24 Gigabit Ethernet PoE+ ports, with a total PoE budget of 195 watts. This budget allows you to power multiple PoE+ devices such as IP phones, wireless access points, and security cameras directly through the network cables, eliminating the need for separate power adapters and simplifying installation.
What are the SFP slots used for on this Cisco switch?
The four SFP (mini-GBIC) slots are used for fiber optic expansion, enabling connections over longer distances or for high-bandwidth uplinks to other switches or servers. They support optical fiber media, providing flexibility in network design and allowing for scalable deployments beyond typical copper cable limits.
Is this switch manageable, and what Layer does it support?
Yes, this is a managed switch that supports Layer 2. This means it offers advanced features like VLAN configuration, Quality of Service (QoS) for traffic prioritization, and security protocols, providing enhanced control over network performance and segmentation for secure business operations.
Can this switch be rack-mounted, and what are its dimensions?
Yes, this switch is rack-mountable with dimensions of 1.70 inches in height, 17.50 inches in width, and 11.80 inches in depth. It fits standard 19-inch racks and includes a mounting kit for secure installation, helping organize cables and maintain a professional setup in server rooms or IT closets.
What is included in the package with this refurbished switch?
The package includes the Cisco 250 CBS250-24P-4G Ethernet Switch, a power cord, a mounting kit, and a quick start guide. These components ensure you have everything needed for immediate deployment and installation in your network environment.
What warranty comes with this refurbished Cisco switch?
This refurbished switch comes with a lifetime limited warranty from Cisco. This warranty provides assurance of reliability and support, making it a cost-effective choice for businesses looking to expand their network infrastructure with trusted hardware.
| Qty | Price | Available |
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