Extreme Networks 5420F 48-Port PoE+ Managed Rack Switch

Overview

The Extreme Networks 5420F-48P-4XL is a managed rack switch designed to provide high-performance networking with robust power delivery. It features 48 PoE+ ports capable of supplying up to 1480 watts, making it ideal for powering devices such as IP phones, wireless access points, and security cameras through a single cable. With four 10 Gigabit SFP+ uplink ports and two SFP-DD stacking ports, this switch supports fast data transfer and easy network expansion in enterprise environments.

This rack-mountable switch fits well in standard network closets or edge locations, offering advanced management and secure segmentation to maintain network performance and control. It is a strong choice for businesses upgrading their infrastructure or building new networks that require reliable connectivity and power distribution.

Key features

• 48 PoE+ ports delivering up to 1480 watts to power connected devices without separate power supplies
• Four 10 Gigabit SFP+ uplink ports for high-speed connections to core networks or data centers
• Two SFP-DD ports enable stacking multiple switches to simplify management and scale network capacity
• Fully managed switch with advanced network control features for traffic prioritization and secure segmentation
• Rack-mountable design that fits standard network racks, optimizing space in wiring closets and edge environments
• Universal hardware design supports efficient policy enforcement to control access and prioritize network traffic

Key specs

• Ports: 48 x 10/100/1000 PoE+ ports
• Power budget: Up to 1480 watts for PoE+ devices
• Uplink ports: 4 x 10 Gigabit SFP+
• Stacking ports: 2 x SFP-DD
• Form factor: Rack-mountable

Connectivity and compatibility

This switch supports a wide range of network devices that require both data and power over Ethernet, including IP phones, wireless access points, and security cameras. The 10 Gigabit SFP+ uplinks provide fast connections to core switches or data centers, while the SFP-DD stacking ports allow multiple switches to be linked and managed as a single unit. Its compatibility with standard rack systems makes it easy to integrate into existing network setups.

Performance and reliability

Designed for enterprise environments, the 5420F-48P-4XL delivers consistent network performance with advanced management features that help maintain secure and efficient traffic flow. The high PoE+ power budget ensures connected devices receive stable power, reducing downtime and simplifying cabling. Its stacking capability enhances network scalability without sacrificing control or reliability.

Ideal uses and environments

This switch fits well in medium to large business networks that require centralized power and data delivery to multiple devices. It is suitable for wiring closets, edge locations, and data centers where space is limited but high performance and power capacity are essential. IT teams managing growing networks will appreciate its scalability and advanced control features.