Name: JG312AR HP 5500-48G 48-Port Gigabit Layer-2 Managed Switch with SFP+ Uplinks
Brand: HP
SKU: JG312AR
Price: 602.90 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The JG312AR HP 5500-48G network switch combines a high port count of 48 Gigabit Ethernet connections with fiber-optic flexibility through its SFP and SFP+ slots. It fits well in scenarios that require both extensive device connectivity and high-speed uplinks. Its layer-2 managed capabilities provide essential tools for traffic segmentation and network stability, making it a solid choice for IT environments aiming for reliable, controlled network performance.

General Information
Brand	HP
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Managed Switch, Gigabit Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48
Number of Ports	48-Ports
Port Type	10/100/1000Base-T, SFP, SFP+
Port Speed	10/100/1000Base-T
UpLink Ports	4 x SFP,2 x SFP+
POE Support	No
VLAN Support	Yes
Layer Support	Layer 2
Connector Type	RJ-45,SFP,SFP+

Management and Configuration
Remote Protocols	Yes
Management Interfaces	Web GUI,CLI (SSH/Telnet),Serial Console (RJ-45),SNMP
Management Type	Managed
Remote Management Protocol	SNMP,SSH,Telnet,HTTP/HTTPS

Physical Characteristics
Weight	3.00

Miscellaneous
Assembly Required	No

Product Description
The JG312AR is a Layer-2 managed network switch built to handle demanding Ethernet environments. It offers a mix of 48 Gigabit copper ports alongside fiber-optic SFP and SFP+ slots, allowing for versatile connectivity options. This switch is often found in medium to large enterprise networks where robust management and high port density are necessary. Network administrators and IT professionals typically rely on this model to segment and control traffic efficiently while supporting varied media types. It is designed to integrate smoothly into existing infrastructures, offering stability and control over network resources. Key Features Supports 48 copper ports with auto-negotiation for flexible device connectivity Equipped with 4 SFP slots for fiber links, expanding network reach Includes 2 SFP+ 10Gbps ports for uplink and stacking capabilities Layer-2 switching features such as VLAN support, QoS, and IGMP snooping Robust management via CLI, SNMP, and web-based interfaces This switch plays a crucial role in network infrastructure by delivering reliable speed and control across multiple connection types. Its performance and feature set support efficient network operation and traffic management without unnecessary complexity.

Use Cases
This switch is typically deployed in enterprise and campus networks where dense port availability and mixed media support are needed. It suits environments requiring managed Layer-2 features and high bandwidth for uplinks, benefiting network teams focused on scalability and traffic management. How It's Used: Installed in data center access layers to connect servers and storage with fiber uplinks. Used in corporate LANs to segment traffic between departments while maintaining high throughput. Deployed in campus networks providing network access points with flexible fiber and copper connections. Integrated into network aggregation points where 10Gbps uplinks are essential for performance. Supports virtualization environments needing reliable Layer-2 switching and VLAN controls. Its capabilities help sustain smooth network operations and adaptability as network demands grow, ensuring performance remains consistent across various enterprise deployments.