Name: JG237AC HP 5120 48G PoE+ Managed Switch 48x1G + 4xSFP + 2 Slots
Brand: HP
SKU: JG237AC
Price: 259.87 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The JG237AC HP 5120 48G PoE+ EI Switch combines a high port count with PoE+ support and flexible uplink options, fitting into enterprise networks that demand both power and data delivery through a managed switch platform. It's well suited for setups requiring reliable gigabit connectivity with options to expand via interface slots and fiber links.

General Information
Brand	HP
Condition	Refurbished

Technical Information
Switch Ports	48 x 10/100/1000Base-T
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP, USB Console, Serial Console (RJ-45)
Port Speed	10/100/1000 Mbps
UpLink Ports	4 x Shared SFP (shared/ combo)
POE Support	PoE+
Switching Capacity	104 Gbps
Switch Forwarding Rate	77.38 Mpps
DRAM	256 MB
Flash Memory	128 MB
VLAN Support	Yes
Max VLANs Supported	4094
NIM Slot	2
Layer Support	Layer 3
Connector Type	RJ-45,SFP,Console (RJ-45),USB

Performance
Jumbo Frame Support	Up To 9000 Bytes
MAC Address Table Size	16K

Management and Configuration
Routing Protocols	Static, RIP, OSPF, VRRP
Remote Protocols	Yes
Management Interfaces	Web GUI (HTTP/HTTPS), CLI (Console/SSH/Telnet), SNMP, RMON
Security Features	802.1X,ACLs,Port Security,DHCP Snooping,IP Source Guard,MAC Binding,BPDU Protection,Storm Control,DoS Protection
Security	Yes
Remote Management Protocol	SNMP,HTTP,HTTPS,SSH,Telnet,CLI

Power & Cooling
Fans	2
Power	AC 100-240V, PoE+ budget 370W

Physical Characteristics
Dimensions	44 x 440 x 210 mm
Weight	3.00
Operating Temperature	0°C to 45°C

Miscellaneous
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, UL, TUV, cULus, CSA
Compliant Standards	IEEE 802.3,IEEE 802.3u,IEEE 802.3ab,IEEE 802.3x,IEEE 802.1Q,IEEE 802.1p,IEEE 802.1D,IEEE 802.1w,IEEE 802.3ad,IEEE 802.3af,IEEE 802.3at

Product Description
The HP 5120 48G PoE+ EI Switch is designed to deliver reliable network performance with Power over Ethernet capabilities, making it suitable for environments that require both data and power through a single cable. It's often found in enterprise or campus networks where robust management and scalability are important. Built for IT professionals and network administrators, this switch helps simplify network deployment by combining multiple access ports with flexible uplink options. Its rack-mountable design fits neatly into standard server racks, making it practical for data centers or wiring closets. Key Features Provides 48 10/100/1000 Mbps ports with PoE+ delivering power to connected devices Includes 2 slots for additional interface cards to expand uplink capabilities Supports 4 shared SFP ports allowing fiber connections alongside copper ports Offers full management through an intuitive interface for granular network control Designed for rack mounting to optimize physical network infrastructure This switch is commonly deployed in business networks supporting VoIP phones, wireless access points, and security cameras where powering devices through network cables reduces clutter. It plays a key role in consolidating network and power infrastructure efficiently while maintaining control over traffic flow and device connectivity.

Use Cases
The JG237AC HP 5120 48G PoE+ EI Switch is optimized for enterprise environments requiring robust PoE+ power delivery alongside high-density gigabit connectivity. It serves IT teams managing medium to large-scale LAN infrastructures that integrate IP telephony, wireless access points, and surveillance systems within a rack-mounted setup. How It's Used: Deploying in corporate campus networks to simultaneously power VoIP phones and provide gigabit connectivity to employee workstations. Supporting wireless LAN controllers and access points in high-density office floors where fiber uplinks are needed for bandwidth aggregation. Integrating into data center edge switches to deliver power and network access to rack-mounted security cameras and IoT devices. Implementing in branch offices for centralized management of network devices with mixed copper and fiber connectivity requirements. Facilitating network segmentation and traffic control in enterprise environments through managed switch features and flexible interface expansion. This switch enhances operational efficiency by combining power delivery and data transport into a single managed platform, allowing network administrators to scale physical infrastructure and adapt to evolving connectivity demands with minimal disruption.