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Cisco CBS250-24T-4GNA-RF 250 Series Managed Gigabit Ethernet Switch - 24 Ports - 4 SFP Slots - Layer 2 - Rack-Mountable - Refurbished
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Product Features
Technical Overview
This switch supports Gigabit Ethernet technology with 1000Base-T and 1000Base-X network standards, offering up to 10x faster connectivity than standard Ethernet for high-performance uplinks. The 24 Gigabit Ethernet ports handle twisted pair cabling, while the four dedicated SFP slots accommodate optical fiber modules for longer-distance connections and higher data transmission rates between servers and network components.
The modular design includes an uplink port for cascading to other network devices, expanding local area networks seamlessly. Managed capabilities provide a reliable foundation with advanced control over network traffic and configuration.
This section brings together practical product details such as Total Number of Network Ports, Uplink Port, Modular, 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 Cisco CBS250-24T-4G switch combines port density with expansion flexibility, making it ideal for growing networks that require both copper and fiber connectivity. Its managed Layer 2 features enhance network reliability and performance through advanced traffic control and monitoring capabilities.
High Port Density
24 Gigabit Ethernet ports support numerous devices, meeting the requirements of demanding workgroups without requiring additional switches.
- 24 ports for extensive connectivity
- Gigabit speed for fast data transfer
Fiber Expansion Ready
Four SFP slots enable optical fiber connections, allowing the switch to span longer distances and integrate with fiber-based network segments.
- 4 dedicated SFP slots
- Supports longer-distance fiber links
Professional Deployment
Rack-mountable design organizes cables and secures installation, while the built-in power supply ensures stable operation in rack environments.
- Rack-mountable for tidy setups
- Internal power supply for reliability
Deployment / Use Cases
This switch is well-suited for small to medium-sized business networks, office workgroups, and educational environments where managed switching and fiber connectivity are needed. Its 24-port configuration handles multiple devices such as computers, printers, and IP phones, while the SFP slots connect to servers or network backbones over fiber.
Common deployments include edge switching in branch offices, core switching in small networks, and distribution layers in segmented LANs. The refurbished condition makes it a cost-effective choice for budget-conscious projects requiring Cisco reliability and performance.
Office Network Core
Serve as the central switch for an office, connecting workstations, shared devices, and uplinking to a router or larger network.
Fiber Uplink Hub
Use SFP slots to link to fiber-based network segments, extending reach and integrating with high-speed backbone infrastructure.
Physical Profile
The switch features a compact rack-mountable design with dimensions of 1.70" height, 17.50" width, and 9.40" depth, fitting standard 19-inch racks. Its approximate weight of 5.80 lb ensures easy handling and installation. The form factor supports professional cable management, keeping wires organized and secure for clean network deployments.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 1.70" (43.18 mm), 17.50" (444.50 mm), 9.40" (238.76 mm), 5.80 lb (2630.84 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 17.50" (444.50 mm)
- Depth
- 9.40" (238.76 mm)
- Height
- 1.70" (43.18 mm)
- Weight
- 5.80 lb (2630.84 g)
Highlights
- 24 Gigabit Ethernet ports for high-density connectivity
- 4 SFP expansion slots for optical fiber modules
- Layer 2 managed switching with advanced features
- Rack-mountable design for professional installation
- Gigabit Ethernet technology for fast data transfer
- Supports both twisted pair and optical fiber media
- Built-in power supply for reliable operation
- Refurbished condition offering cost-effective performance
Specifications
| Specifications | |
|---|---|
| Manufacturer | Cisco Systems, Inc |
| Manufacturer Part Number | CBS250-24T-4GNA-RF |
| Brand Name | Cisco |
| Product Series | 250 |
| Product Model | CBS250-24T-4G |
| Product Name | 250 CBS250-24T-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 Network,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 | No |
| Power Source | Power Supply |
| Power Consumption | 25.91 W |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 1.70" (43.18 mm) |
| Width | 17.50" (444.50 mm) |
| Depth | 9.40" (238.76 mm) |
| Weight (Approximate) | 5.80 lb (2630.84 g) |
FAQ
How many ports does this Cisco switch have?
The Cisco CBS250-24T-4G switch has 24 Gigabit Ethernet ports for connecting network devices, plus four SFP expansion slots for fiber modules, providing a total of 28 potential connections when expansion slots are used.
Is this switch manageable?
Yes, this is a managed Layer 2 switch. It includes features such as IGMP snooping, port mirroring, and spanning tree protocol, allowing for advanced network control, traffic monitoring, and configuration to enhance reliability and performance.
Does this switch support Power over Ethernet (PoE)?
No, this switch does not have PoE (RJ-45) ports. It requires a separate power supply and does not deliver power over Ethernet cables to connected devices like IP phones or wireless access points.
What types of cables can I use with this switch?
The switch supports both twisted pair copper cables (via its 24 Gigabit Ethernet ports) and optical fiber cables (via its four SFP slots). This allows for flexible connectivity, with fiber ideal for longer distances and higher data rates.
Can this switch be rack-mounted?
Yes, the switch is designed for rack mounting with dimensions of 1.70" height, 17.50" width, and 9.40" depth, fitting standard 19-inch racks. This facilitates organized installation in server rooms or network closets.
What does refurbished condition mean for this switch?
Refurbished indicates the switch has been professionally restored to full working order, tested for functionality, and often includes cleaning and inspection. It offers a cost-effective way to acquire Cisco networking hardware with reliable performance.
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.
| Qty | Price | Available |
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