Name: JG309B#ACJ HP FlexNetwork 5120 8G PoE+ 8-Port Gigabit Layer 2 Managed Switch with 1x SFP
Brand: HP
SKU: JG309B#ACJ
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (114 reviews)

Product Overview
The JG309B#ACJ HP FlexNetwork 5120 Series switch integrates PoE+ powered Ethernet ports with Layer 2 managed features in a rack-mountable format. It fits environments where centralized management and reliable power delivery over the network are essential, supporting scalable and controlled connectivity.

General Information
Brand	HP
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Managed Switch, PoE Switch, Gigabit Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	8
Number of Ports	8-Ports
Port Type	10/100/1000Base-T, SFP, Serial Console (RJ-45)
Port Speed	10/100/1000Base-T
UpLink Ports	1
POE Support	PoE+
Switching Capacity	16 Gbps
Switch Forwarding Rate	31.25 Mpps
DRAM	128 MB
Flash Memory	32 MB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	Optional
Layer Support	Layer 2, Layer 3 Lite
Connector Type	RJ-45,SFP

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	8K (8192)

Management and Configuration
Routing Protocols	Static, RIP, IGMP
Remote Protocols	Yes
Management Interfaces	Web (HTTP/HTTPS),CLI (SSH/Telnet),SNMP,RMON
Security Features	802.1X,ACLs,SSH,SSL,Port Security,MAC Authentication,Storm Control,DHCP Snooping,IP Source Guard
Management Type	Managed
Remote Management Protocol	SSH,Telnet,HTTP,HTTPS,SNMP
Routing Protocol	Static,RIP

Physical Characteristics
Weight	3.00
Operating Temperature	0°C to 45°C

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL
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 802.1s,IEEE 802.3af,IEEE 802.3at

Product Description
The HP FlexNetwork 5120 8G PoE+ switch offers reliable gigabit connectivity with power over Ethernet capabilities. It is commonly found in enterprise networks where centralized management and high performance are needed. Designed for IT professionals managing mid-sized network environments, it helps streamline infrastructure by combining data and power delivery. Key Features Offers 8 PoE+ enabled RJ-45 ports delivering both power and data simultaneously Includes a versatile SFP port for uplink flexibility with fiber or copper modules Supports advanced Layer 2 features such as VLAN segmentation and traffic prioritization Compact rack-mount form factor eases integration into existing network racks Provides secure and manageable operation with enhanced network control options This switch plays a crucial role in providing dependable network access while powering devices like IP phones and wireless access points. Its combination of power efficiency and management capabilities ensures smooth, consistent network operation. The 5120 series switch balances performance and control for various networking setups.

Use Cases
This switch is typically deployed in enterprise and mid-market networks requiring reliable PoE+ for IP devices alongside managed gigabit connectivity. It suits environments needing flexible uplinks and strong Layer 2 segmentation. Network administrators benefit from its combination of power, management, and port density. How It's Used: Providing PoE+ power to IP phones and access points in office wiring closets Connecting edge devices in data centers with managed Layer 2 controls Supporting network segmentation and traffic prioritization for SMB IT infrastructure Serving as an aggregation point with SFP uplinks in campus networks Enabling scalable PoE deployments in growing enterprise environments By integrating power and data management, this switch helps optimize network resources and device operation. Its flexibility and control features support efficient network expansion and maintenance without compromising reliability.

Tech Atlantix

JG309B#ACJ HP FlexNetwork 5120 8G PoE+ 8-Port Gigabit Layer 2 Managed Switch with 1x SFP

JG309B#ACJ

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