Cisco SG550XG-48T 48-Port 10GBase-T Stackable Managed Switch

Elevate your business network with the Cisco SG550XG-48T, a robust 48-port 10GBase-T stackable managed switch designed for growing offices, labs, and small to mid-size data centers. This refurbished unit delivers enterprise-grade performance, flexible Layer 3 features, and scalable growth in a compact form factor. Built to handle demanding workloads and heavy inter-server traffic, it combines high-speed copper Ethernet with Cisco reliability and a comprehensive feature set. Whether you’re consolidating access switches, building a high-bandwidth backbone, or enabling rapid data transfer across clustered storage, the SG550XG-48T is engineered to optimize bandwidth, simplify management, and empower you to control your network with precision.

• 48 x 10GBase-T copper ports: Each port supports 10 Gigabit Ethernet over twisted-pair copper, delivering ultra-fast, scalable connectivity for workstations, NAS appliances, servers, and virtualization hosts. This extensive port count makes it ideal for dense user environments and high-throughput applications without sacrificing manageability.
• Stackable design for seamless growth: The SG550XG-48T is built to stack with other compatible Cisco switches, enabling centralized management and linear expansion as your network needs evolve. Stack up to additional units to increase port density, simplify topology, and maintain consistent QoS and security policies across the entire stack.
• Layer 3 capabilities for efficient routing: Equipped with 3-layer routing features, including static routing, inter-VLAN routing, and access control lists (ACLs), to optimize data paths, segment traffic, and improve security. This makes it suitable for growing networks that require intelligent traffic handling without moving to higher-tier platforms.
• Flexible deployment—rack-mount or desktop: The SG550XG-48T supports both rack-mount installation and desktop placement, giving you freedom to position the switch in a dedicated equipment rack or an office workspace. Its compact design and silent operation are ideal for branch offices and compact IT closets.
• refurbished with a lifetime warranty: This unit is refurbished to Cisco’s strict quality standards and comes with a Lifetime Limited Warranty. Buy with confidence, knowing you have ongoing coverage for hardware reliability and performance as your network expands.

Technical Details of Cisco SG550XG-48T

• Ports: 48 x 10GBase-T copper Ethernet ports for high-speed, flexible connections over standard category cabling.
• Performance and scalability: Designed to deliver dependable, enterprise-grade switching performance suitable for small to mid-size networks that demand low latency and consistent throughput across many devices.
• Management and features: Supports a web-based GUI, CLI access, SNMP for monitoring, and essential enterprise features such as VLANs, QoS, and ACLs to prioritize traffic and secure networks.
• Routing and security: Includes Layer 3 capabilities with static routing and inter-VLAN routing, enabling efficient traffic separation and controlled routing paths within the network.
• Form factor and warranty: Rack-mountable or desktop-ready, refurbished to Cisco quality standards, and backed by a Lifetime Limited Warranty for long-term reliability.

How to Install Cisco SG550XG-48T

Installing the SG550XG-48T is designed to be straightforward for IT teams managing growing networks. Follow these general steps to get your switch up and running quickly and securely.

• Step 1: Unbox and inspect the unit to ensure all components are present and undamaged. Confirm you have the power supply, rack-mount rails (if included), and Ethernet cabling suitable for 10GBase-T speeds.
• Step 2: Choose your deployment method. If you’re mounting in a rack, secure the switch in the rack chassis using the provided rails or brackets. If placing on a desktop, position the unit on a stable, vibration-free surface away from heat sources.
• Step 3: Connect power and verify the switch powers on with normal LED indicators. Ensure the environment meets typical operating conditions (temperature, humidity) for network equipment.
• Step 4: Connect a management workstation to the switch with a console or management port, and access the management interface using the default credentials and IP addressing method outlined in the user guide. This initial step enables you to configure essential settings before connecting to the broader network.
• Step 5: Perform initial configuration. Assign a management IP address, configure VLANs, set up any required inter-VLAN routing, apply QoS policies for traffic prioritization, and establish access controls. Don’t forget to save the configuration and test connectivity between devices across VLANs to confirm proper routing and security rules are in place.

Frequently asked questions

• Q: Is the Cisco SG550XG-48T refurbished? A: Yes. This model is listed as refurbished and priced accordingly, with Cisco’s refurbishment standards applied to ensure reliability. It is backed by a Lifetime Limited Warranty for peace of mind.
• Q: Does this switch support PoE? A: The 48-port 10GBase-T variant is primarily described for high-speed copper connectivity. PoE capability is not indicated in the available specifications for this refurbished model. If PoE is required for devices such as IP phones or wireless access points, verify the exact SKU or consider a PoE-capable Cisco switch in the SG550XG family.
• Q: Can I stack this switch with other Cisco SG550XG switches? A: Yes. The SG550XG-48T is designed for stacking with compatible switches, enabling centralized management and seamless expansion as your network grows. Ensure compatibility with your existing hardware and follow stacking best practices in the management interface.
• Q: What type of networks is this switch best suited for? A: It’s ideal for small to mid-size offices, branch offices, research labs, or data-center edge deployments that require high-speed 10G copper connectivity, solid Layer 3 routing capabilities, and flexible management without moving to larger enterprise-grade gear.
• Q: What management options are available? A: The switch supports a web-based graphical user interface, a command-line interface, and SNMP for monitoring. These options let administrators configure VLANs, QoS, ACLs, routing, and security settings with both ease of use and granular control.