ZyXEL GS1920-24 24-port Gigabit Smart Managed switch so 4 SFP, NebulaFlex Cloud Management

ZyXEL's GS1920-24 redefines what a small business switch can do, blending smart managed Layer 2 features with the flexibility of NebulaFlex cloud management. Unlike typical unmanaged or lightly managed switches, it offers 24 Gigabit Ethernet ports and 4 dedicated Gigabit SFP uplinks in a silent, fanless 1U rack-mountable design. With 56 Gbps switching capacity and a 42 Mpps forwarding rate, it handles demanding traffic with ease, while advanced VLAN, QoS, and security features keep your network efficient and protected.

Highlights

• 24 x 10/100/1000BASE-T Gigabit Ethernet ports
• 4 dedicated Gigabit SFP ports for fiber uplinks
• 56 Gbps switching capacity and 42 Mpps forwarding rate
• Supports NebulaFlex cloud management or standalone web/CLI
• Comprehensive Layer 2 features: VLANs, QoS, link aggregation, and more
• Energy Efficient Ethernet (IEEE 802.3az) reduces power consumption
• Robust security: 802.1X, port security, DHCP snooping, DoS prevention

In daily use

Deploy the GS1920-24 as a core switch for a small office or as an access switch in larger networks. Its fanless design ensures silent operation, making it ideal for open workspaces. The intuitive web interface allows quick setup, while advanced users can leverage CLI or SNMP. With NebulaFlex, you can switch to cloud management for remote monitoring and configuration, simplifying multi-site deployments.

Full specifications

• Total ports: 28 (24 Gigabit Ethernet + 4 Gigabit SFP)
• Switching capacity: 56 Gbps
• Forwarding rate: 42 Mpps
• MAC address table: 16K entries
• Jumbo frame support: up to 9 KB
• VLAN support: 256 static VLANs, port-based, tag-based
• QoS: port-based, 802.1p, DSCP
• Security: 802.1X, port security, storm control, DoS prevention, DHCP snooping, IP source guard
• Management: Web-based GUI, CLI, SNMP v1/v2c/v3, NebulaFlex cloud
• Fan: Internal
• Mounting: Rack-mountable (1U)
• Energy Efficient Ethernet: IEEE 802.3az
• Power consumption (max): 21 W
• Operating temperature: 0°C to 50°C

Final note

The ZyXEL GS1920-24 is a versatile and reliable choice for businesses seeking a high-performance, manageable switch without the complexity or noise of enterprise-class hardware. Its cloud-ready design ensures your network can grow and adapt as needed.