Cisco SG300-28-K9 28-Port Gigabit Managed Switch SG30028K9

Description:

The Cisco SG300-28-K9 28-Port Gigabit Managed Switch is a managed Ethernet network switch used in business and industrial network infrastructures to provide reliable Layer 2 and Layer 3 switching for data communication and network management. It offers multiple Gigabit Ethernet ports, advanced security features, and network traffic management capabilities to support stable connectivity between computers, controllers, servers, and network devices. Commonly installed in enterprise networks, manufacturing facilities, control rooms, and office network cabinets, this switch enables efficient data transfer and network segmentation. IT administrators, network engineers, and system integrators use this switch for network expansion, infrastructure upgrades, replacement of failed switches, and deployment of managed Ethernet connectivity in commercial and industrial environments.

Applications:

The Cisco SG300-28-K9 managed switch is used in enterprise and industrial networks requiring reliable high-speed Ethernet connectivity and network traffic management. It supports communication between computers, servers, PLCs, HMIs, IP cameras, and other network-enabled devices in environments such as manufacturing plants, office IT networks, building automation systems, surveillance systems, and distributed control networks. With VLAN support, QoS capabilities, and advanced switching features, it allows administrators to manage network performance, improve security, and maintain efficient communication across connected devices.

Technical Specifications:

• Manufacturer Part Number (MPN): SG300-28-K9
• Product Type: Managed Ethernet Switch
• Series: Cisco Small Business 300 Series
• Total Ethernet Ports: 28
• Gigabit Ethernet Ports: 26 x 10/100/1000 Mbps RJ45
• Combo Uplink Ports: 2 x Gigabit RJ45/SFP Combo Ports
• Switching Capacity: 56 Gbps
• Forwarding Rate: 41.67 Mpps
• Layer Support: Layer 2 and Layer 3 Static Routing
• VLAN Support: IEEE 802.1Q VLAN
• Network Management: Web Interface, CLI, SNMP
• Quality of Service (QoS): Traffic Prioritization and Bandwidth Management
• Security Features: Access Control Lists (ACL), Port Security, 802.1X Authentication
• Power Supply: Internal Power Supply
• Mounting Type: Rack Mountable
• Operating Temperature: 0°C to 40°C

Common Replacements:

• Cisco SG350-28-K9 28-Port Gigabit Managed Switch
• Cisco CBS350-24T-4G Managed Ethernet Switch
• Cisco SG250-26-K9 Smart Managed Switch