Name: SG220-50-K9 Cisco 48-Port Gigabit + 2 Combo SFP Smart Managed Switch
Brand: Cisco
SKU: SG220-50-K9
Price: 505.76 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The SG220-50-K9 Cisco switch provides 48 gigabit ports and 2 combination RJ45/SFP uplink ports, offering flexible, high-speed connectivity options. It fits well in businesses that want smart switch features without the complexity of full enterprise gear. The device balances straightforward management with the capacity to handle multiple connected devices, making it a practical choice for growing networks.

General Information
Brand	Cisco
Part Number	SG220-50-K9
Condition	Refurbished

Technical Information
Switch Ports	48 x 10/100/1000Base-T, 2 x Combo Gigabit RJ-45/SFP
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, Combo RJ-45/SFP, RJ-45, SFP, USB Console
Port Speed	10/100/1000Base-T
UpLink Ports	2
POE Support	No
Switching Capacity	100 Gbps
Switch Forwarding Rate	148.8 Mpps
DRAM	128 MB
Flash Memory	32 MB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 2, Layer 3 Lite
Connector Type	RJ-45,SFP,Combo RJ-45/SFP,USB Console

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	8K

Management and Configuration
Routing Protocols	Static
Remote Protocols	Web GUI (HTTPS), SNMP, CLI (Console), RMON
Management Interfaces	Web-based GUI, Command Line Interface (Console/USB), SNMP v1/v2c/v3, RMON, HTTP/HTTPS
Security Features	802.1X,Access Control Lists (ACL),SSH,SSL,Port Security,Storm Control,DHCP Snooping,IP-MAC-Port Binding
Remote Management Protocol	HTTP,HTTPS,SSH,Telnet,SNMPv1/v2c/v3
Routing Protocol	Static

Power & Cooling
Power	AC 100-240V, 50/60Hz, Max 40W

Physical Characteristics
Dimensions	44 x 440 x 230 mm
Weight	3.00
Operating Temperature	0°C to 40°C

Miscellaneous
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, CE, FCC, UL, cULus
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.1Q, IEEE 802.1p, IEEE 802.3x, IEEE 802.1D

Product Description
The Cisco SG220-50-K9 is a gigabit smart switch designed to connect multiple devices in business networks with reliable high-speed performance. It's often found in medium-sized office environments where secure, efficient data flow is essential. Built for IT administrators who need more control than unmanaged switches offer, it supports essential management features like VLAN segmentation and traffic prioritization. This makes it suitable for departments, small campus networks, or any setting requiring stable wired connectivity. Key Features Offers 48 ports capable of gigabit speeds for fast data transfer Includes 2 combo ports that can switch between copper and fiber interfaces Supports advanced traffic management including VLAN and Quality of Service Easy to rack-mount for organized network setups Provides web-based management for straightforward configuration The switch is typically seen in office wiring closets or server rooms where multiple users and devices need consistent network access. Its management options let network teams optimize traffic flow and secure communications without complex setup. Over time, it helps maintain smooth network operations by reducing bottlenecks and ensuring devices stay connected.

Use Cases
The Cisco SG220-50 switch is ideal for mid-sized businesses and branch offices requiring reliable, scalable network infrastructure with managed features. Its combination of gigabit ports and SFP uplinks makes it suitable for environments balancing high device density and flexible connectivity needs. How It's Used: Deploying in SMB office networks to segment departments using VLANs while ensuring high-speed access for workstations and VoIP devices. Supporting edge computing setups in retail stores where multiple IP cameras and point-of-sale systems demand stable gigabit connectivity. Integrating with fiber uplinks in campus environments to aggregate traffic from multiple floors or buildings efficiently. Providing network access for remote branch offices needing managed switch features without the complexity of enterprise-level switches. Facilitating virtualization host connections in small data closets where reliability and QoS management are essential for application performance. Overall, the SG220-50 helps IT teams maintain operational efficiency by combining straightforward management with the flexibility to scale network capacity. Its support for VLANs and QoS enables controlled traffic flow, optimizing performance across diverse workloads in dynamic business environments.