Name: J9729A#ABA HP 2920-48G 48-Ports RJ-45 10/100/1000Base-T PoE+ 1U Manageable Rack-Mountable Stackable Switch
Brand: HP
SKU: J9729A#ABA
Price: 97.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HP 2920-48G switch offers 48 Gigabit Ethernet ports with PoE+ in a 1U rack-mountable design and supports stacking for scalable network setups. It fits well in enterprise networks where powering devices directly from the switch and managing multiple units as one are important for streamlined operations.

General Information
Brand	HP
Part Number	J9729A#ABA
Condition	Refurbished

Technical Information
Switch Ports	48
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP
Port Speed	10/100/1000 Mbps
UpLink Ports	4
POE Support	PoE+
Switching Capacity	176 Gbps
Switch Forwarding Rate	130.95 Mpps
DRAM	256 MB
Flash Memory	64 MB
VLAN Support	Yes
Max VLANs Supported	1-4094
NIM Slot	1
Layer Support	Layer 3
Connector Type	RJ-45,SFP

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	32000

Management and Configuration
Routing Protocols	Static, RIP, OSPF, VRRP
Remote Protocols	Yes
Management Interfaces	Web GUI, Command Line Interface (CLI) - SSH/Telnet, SNMP, RMON
Security Features	ACLs, 802.1X authentication, MAC authentication, SSH, SSL/HTTPS, Port security, DHCP snooping, Storm control
Remote Management Protocol	SNMP,SSH,Telnet,HTTP,HTTPS
Routing Protocol	Static,RIP,OSPF,VRRP

Physical Characteristics
Weight	11.57
Operating Temperature	0°C to 45°C

Miscellaneous
Compliance Standards	WEEE, RoHS, CE, FCC, UL, TUV, cULus
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3ad (LACP), IEEE 802.1Q, IEEE 802.1p, IEEE 802.1X, IEEE 802.1D, IEEE 802.1s, IEEE 802.1w, IEEE 802.3af, IEEE 802.3at

Product Description
The HP 2920-48G switch is built for delivering reliable network connectivity in enterprise and campus environments. It often appears in wiring closets or data centers where dense port counts and PoE+ power are essential for connecting access points, IP phones, and other networked devices. Designed with IT administrators in mind, this manageable switch supports advanced features to optimize traffic flow and simplify network management tasks. It is commonly found in organizations requiring scalable and flexible infrastructure that can grow as network demands increase. Key Features Supports a full 48 ports of Gigabit Ethernet with PoE+ to power connected devices directly Stacking capabilities allow multiple switches to be managed as a single unit, improving scalability 1U rack size fits into standard racks without occupying excessive space Provides advanced Layer 2 switching features for efficient network traffic handling Includes management options such as web interface, CLI, and SNMP for versatile control This switch is typically deployed in mid-sized or larger networks requiring robust port density and power delivery in a compact form factor. It plays a key role in powering and connecting end devices while maintaining network performance and manageability.

Use Cases
The HP 2920-48G switch is ideal for enterprise network environments requiring high port density and Power over Ethernet capabilities. IT teams managing mid to large scale office deployments, branch locations, or campus networks benefit from its stackable and rack-mountable design that simplifies network expansion and centralized management. How It's Used: Supporting VoIP deployments in corporate offices by providing PoE+ power and gigabit connectivity to IP phones. Enabling connectivity and power for wireless access points in educational campuses and large commercial facilities. Facilitating edge computing setups in data centers where multiple devices require centralized power and network management. Serving as a core aggregation switch in SMB networks that demand reliable stacking and high-throughput switching. Connecting security systems including IP cameras in retail or manufacturing environments with remote power delivery. This switch enhances operational efficiency by integrating power and data transmission in one device, reducing cabling complexity. Its stackable architecture allows for scalable growth, making it well-suited to evolving network demands while maintaining performance consistency across multiple units.