Name: J9138AR HP 2520-24-PoE 28-Port Layer 3 PoE Switch with 2 SFP Uplinks
Brand: HP
SKU: J9138AR
Price: 186.50 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The J9138AR - HP 2520-24-PoE Switch combines multiple PoE ports with Layer 3 routing functionality, fitting well into business networks that require both power delivery and traffic management. It sits at the core of network segments where reliable connectivity and efficient data handling are essential.

General Information
Brand	HP
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch, Smart Managed Switch, PoE Switch, Gigabit Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	28
Number of Ports	28-Ports
Port Type	10/100/1000Base-T, 1000Base-X, SFP, USB Console
Port Speed	10/100/1000Base-T
UpLink Ports	2 x SFP
POE Support	PoE
VLAN Support	Yes
Stackable	No
Layer Support	Layer 3
Connector Type	RJ-45,SFP

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	8000

Management and Configuration
Routing Protocols	Static
Remote Protocols	Yes
Management Interfaces	Web GUI (HTTP/HTTPS), CLI (SSH/Telnet), SNMPv1/v2c/v3, RMON
Security Features	802.1X, ACLs, Port security, RADIUS authentication, SSH, SSL (HTTPS)
Management Type	Web-based, CLI, SNMP
Remote Management Protocol	SNMPv1/v2c/v3, HTTP, HTTPS, SSH, Telnet
Routing Protocol	Static

Physical Characteristics
Weight	3.00

Miscellaneous
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3x, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1D, IEEE 802.1X, IEEE 802.3af

Product Description
The J9138AR - HP 2520-24-PoE 28-Port + 2-Port SFP Layer 3 Switch offers a combination of Layer 2 and Layer 3 features to manage and route network traffic efficiently. It’s commonly found in business environments where both data transfer and power delivery over Ethernet cables are necessary. Built for IT professionals managing office or campus networks, this switch provides flexible connectivity options with its mix of standard and fiber uplink ports. Users benefit from the switch’s ability to handle routing tasks alongside robust PoE support for network devices. Key Features High port density combining 24 PoE ports with 2 fiber SFP uplinks for flexible network topologies Routing features enable segmentation and improved traffic management within networks PoE delivers reliable power supply to IP phones, cameras, and wireless access points Compact design fits standard rack environments while providing consistent performance Simple management interface streamlines configuration and monitoring tasks This switch plays a fundamental role in network infrastructure by simplifying power and data delivery through a single device. It ensures consistent network performance and helps maintain stable connectivity for connected equipment. Its layered switching and routing functions support scalable network growth, making it a dependable choice for maintaining operational efficiency in professional settings.

Use Cases
This switch is typically deployed in mid-sized business or campus environments where devices such as VoIP phones, security cameras, and wireless access points need both data connectivity and power. Network administrators rely on it for managing segmented networks and maintaining steady performance. How It's Used: Powering and connecting VoIP phone systems in enterprise office networks Providing network backbone connectivity with fiber uplinks in campus settings Supporting IP surveillance systems requiring both data and power over Ethernet Segmentation and routing within departmental or branch office networks Enabling wireless access point deployments with centralized PoE power supply By integrating switching, routing, and PoE capabilities, this device helps IT teams maintain efficient and scalable network infrastructures. It supports diverse network workloads while simplifying power management for connected devices.