Extreme Networks 5420F-48T-4XE Enterprise 48-Port Gigabit Switch with MACsec, 4x10G SFP+, Stacking, Modular PSU Slot

5420F-48T-4XE 5420F 48 10/100/1000BASET FDX/HDX 2 stacking/SFP-DD 4 10G unpopulated SFP+ MACsec capable internal fixed PSU fans 1 unpopulated modular PSU slot

5420F-48T-4XE Gigabit Ethernet Switch | 48-Port 10/100/1000BASE-T | 4x 10G SFP+ Ready | Modular PSU | MACsec Support

The Extreme Networks 5420F-48T-4XE is a high-performance Layer 2/Layer 3 managed Gigabit switch engineered for modern enterprise networks, offering robust security, scalability, and power capabilities. Designed with 48 RJ-45 ports supporting 10/100/1000BASE-T full-duplex/half-duplex operation, this switch provides reliable and flexible connectivity for a wide range of devices, from access points to VoIP phones and IP cameras.

Equipped with 4 high-speed 10G SFP+ uplinks, it delivers seamless uplink performance to data centers, server racks, or aggregation switches. For secure deployment, the 5420F-48T-4XE includes MACsec encryption for protected data transmission at the link layer, crucial for enterprises handling sensitive data.

This switch supports hardware-based stacking through 2 dedicated SFP-DD stacking ports, allowing easy expansion and centralized management across multiple units. It also includes an internal fixed power supply with active cooling fans, plus an unpopulated modular PSU slot for optional power redundancy or upgrade—ideal for mission-critical network environments.

Whether you’re deploying in a campus LAN, branch office, or edge data center, the 5420F series delivers reliable performance, advanced security, and investment-ready modularity for future growth.

Features:
• 48 10/100/1000BASE-T ports with FDX/HDX support
• 4 x 10G SFP+ uplinks for high-bandwidth aggregation
• MACsec encryption for secure Layer 2 traffic
• 2 SFP-DD stacking ports for flexible network scaling
• Internal fixed power supply and active cooling fans
• 1 unpopulated modular PSU slot for power redundancy
• Ideal for enterprise edge, aggregation, or access deployments
• Layer 2/3 managed switch with PoE-ready architecture

❓ Q & A Section

Q: Is the 5420F-48T-4XE a Layer 2 or Layer 3 switch?
A: It is a Layer 3 switch, offering advanced routing and segmentation features ideal for enterprise-grade networks.

Q: How many SFP+ uplink ports are available on this switch?
A: The switch has 4 unpopulated SFP+ 10G uplink ports, allowing high-speed fiber expansion.

Q: Does this switch support MACsec encryption?
A: Yes, this model supports MACsec (Media Access Control Security) to provide secure, encrypted link-level communications.

Q: Is redundant power supported on this model?
A: Yes, it includes an internal fixed PSU and one unpopulated modular PSU slot for optional redundancy.

Q: Can this switch be used in a stack configuration?
A: Yes, it has two stacking/SFP-DD ports designed for high-speed interconnectivity between switches.

🔗 Setup Manual & Documentation Links 
📖 5420F-48T-4XE Configuration Guide (Direct PDF)