Extreme Networks 5520-24W Universal Gigabit PoE Access Switch

Technical SpecificationsModel:5520-24W Brand: Extreme Networks Product Type: Enterprise Stackable Universal Gigabit PoE Access Switch Ports:

• 24 × 10/100/1000BASE-T RJ45, 802.3bt Type4 PoE (90W per port), MACsec capable

• 2 × QSFP28 universal ports for stacking or uplink (unpopulated)

• 1 × VIM modular uplink slot for optional uplink modules Management ports:

• 1 × RJ45 serial console port

• 1 × 10/100/1000M OOB out-of-band management port

• 2 × USB-A ports for file storage

• 1 × USB Micro-B console port Redundancy: Dual hot-swappable PSU slots, field replaceable fan modules Operating system: Universal hardware, supports Switch Engine / Fabric Engine Management: ExtremeCloud IQ, Site Engine, Platform ONE Operating temperature:0℃ ~ +50℃ Storage temperature:-40℃ ~ +70℃ Relative humidity:10%~90%, non-condensing Max PoE budget:2480W Weight:4.9 kg

System compatibility5520-24W belongs to Extreme Networks 5520 universal edge switch series. It can be stacked with other 5520 series switches. Compatible with Extreme high-power wireless APs, PTZ cameras and digital signage requiring 90W PoE. Supports cloud and local on-premises management. Widely deployed for campus, office and wiring closet access layer, available as network spare replacement.

Function5520-24W is high-power enterprise access layer PoE switch. It provides gigabit wired access and up to 90W PoE power for high-power wireless APs, PTZ cameras and digital signage. It supports L2 switching, static routing, ACL, QoS, MACsec link encryption and high-speed stacking. It monitors port status, PoE power budget, internal temperature, fan and power supply status. It triggers alarms for port down, PoE overload, fan failure and over-temperature. Used to replace faulty high-power PoE access switches for enterprise wiring closet overhaul.

InstallationPower off before installation. Mount the switch on 19-inch rack. Install modular power supply and fan modules. Connect AC power cord. Connect RJ45 cables to PoE endpoints. Insert QSFP28 transceivers or stacking cables and VIM uplink module if required. Connect console cable for initial configuration. Verify boot, PoE allocation and port online status before putting into production.

Interface24×90W PoE RJ45 ports,2×QSFP28 slots,1×VIM expansion slot, RJ45 serial console, OOB management port, USB Micro-B, 2×USB-A, status LEDs, rack mounting ears for Extreme Networks 5520-24W.

FeatureOriginal Extreme Networks 5520 series high-power PoE switch, universal dual-OS hardware, 802.3bt 90W PoE, QSFP28 stacking, VIM modular uplink, MACsec encryption, hot-swappable PSU and fan, cloud management, built-in self-diagnostic function. This spare supports enterprise high-power edge access deployment.

DiagnosticSwitch fails to boot: check modular PSU installation and AC power supply. No PoE output: verify PoE power budget and port PoE enable configuration. Port link down: check cable, transceiver and port admin status. Stacking failure: confirm QSFP28 stacking cables, firmware version match and stacking configuration. Over-temperature alarm: inspect fan module installation and chassis airflow.

Product Brief5520-24W is Extreme Networks 24-port gigabit 802.3bt 90W PoE stackable access switch with 2×QSFP28 stacking ports and VIM uplink slot, supporting MACsec encryption and hot-swappable power/fan, classic spare part for enterprise high-power wiring closet network overhaul.

DisclaimerAll parameters are for reference only and shall not be used as the basis for quotation. Goods are scarce, overseas delivery lead time is 3-7 working days. It is only used for equipment maintenance and renovation.