United States$5,000,000+
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J
Julian Spencer
5
Lower PoE budget but sufficient for small setups.
JG310B
HPE 5120 8G PoE+ (65W) SI Switch
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JG310B
- Description:
- HPE 5120 8G PoE+ (65W) SI Switch
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JG310B Overview
JG310B is a next-generation stackable switch engineered with an advanced architecture that supports both Layer 2 and Layer 3 functionalities, ensuring robust routing and switching performance for demanding network environments. It features versatile power options with AC power supply and built-in redundant support, multiple port configurations—including standard Ethernet and SFP ports—and integrated stacking capabilities designed for enhanced scalability and seamless network expansion.
JG310B delivers consistent high-speed connectivity within a compact 1 RU rack-mount chassis, optimized for energy efficiency and dynamic performance even under heavy traffic loads. Its proven design and flexible connectivity options make it an ideal choice for data centers, enterprise campuses, and branch networks seeking reliable performance, simplified management, and future-proof scalability.
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Request bulk order quote for JG310B for additional pricing. Browse the full Hpe Flexnetwork 5120 Si Switches series or explore all Hpe products.
JG310B Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 50 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 8 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- JG310B
- Uplink Configuration
- 10G
- IOS
- IP Services
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 1 expansion slot available for uplink modules
- Flash Memory
- 64 MB
- Switching Capacity
- 52 Gbps
- Switching Capacity with Stacking
- 104 Gbps
- Product Name
- JG310B Next-Generation Stackable Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 8 lbs
JG310B Use Case
Enterprise Campus Access Layer Deployment with JG310B-HPE 5120 8G PoE+ (65W) SI Switch
Scenario: A multi-building enterprise campus requires converged edge connectivity for VoIP phones, 802.11ac wireless APs and IP surveillance cameras. The JG310B-HPE 5120 8G PoE+ (65W) SI Switch delivers per-port 65W PoE+, non-blocking L2/L3 forwarding and IRF stacking for up to 256 endpoints. Outcome: Simplified management, low-latency throughput and guaranteed uptime across all edge devices.
Retail Chain PoS & Security Network Consolidation with JG310B-HPE 5120 8G PoE+ (65W) SI Switch
Scenario: A nationwide retail chain needs to power, secure and segment PoS terminals, digital signage and IP cameras in each store. The JG310B-HPE 5120 8G PoE+ (65W) SI Switch provides 65W per-port PoE+, hardware-based QoS and VLAN isolation, plus centralized firmware updates. Outcome: Enhanced data security, faster rollouts and a 50% reduction in rack space and operational overhead.
Smart Manufacturing IoT Edge Infrastructure with JG310B-HPE 5120 8G PoE+ (65W) SI Switch
Scenario: A smart factory deploys industrial sensors, wireless gateways and safety interlocks on the production-line edge. The JG310B-HPE 5120 8G PoE+ (65W) SI Switch offers industrial-grade PoE+ power monitoring, ruggedized temperature tolerance and L2/L3 security policies. Outcome: Zero-touch provisioning, real-time telemetry aggregation, predictive maintenance and uninterrupted production cycles.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 JG310B |  JE072B |  JE073B |  JG309B |  JG091B | |
|---|---|---|---|---|---|
| Depth | 12 inches | 12 inches | 10 inches | 12 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 32 MB | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1 inch | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | JG310B | JE072B | JE073B | JG309B | JG091B |
| Media Type Supported | Combo | Combo | Twisted Pair | Twisted Pair | Combo |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 8 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 1 expansion slot available for uplink modules | 2 expansion slots | N/A | 24 Ethernet ports and 4 SFP uplink ports | 24 fixed Ethernet ports and 4 dedicated SFP uplink slots |
| Power Consumption | 50 W | 150W | N/A | 85 W | 35 W |
| Power Source | AC Power Supply | Redundant Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | JG310B Next-Generation Stackable Switch | JE072B Enterprise Modular Switch | JE073B Enterprise Switch | JG309B High-Performance Network Switch | JG091B Enterprise Managed Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 52 Gbps | 320 Gbps | N/A | 640 Gbps | 176 Gbps |
| Switching Capacity with Stacking | 104 Gbps | 640 Gbps | N/A | 1.28 Tbps | 352 Gbps |
| Uplink Configuration | 10G | 10G | 1G | 10G | 10G |
| Weight | 8 lbs | 15 lbs | 5 lbs | 15 lbs | 12 lbs |
| Width | 17.5 inches | 17 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
N
Noman Ashfaq
4
Reliable for phones and light AP use.
B
Bjorn Karlsson
5
Stable and easy to manage.
A
Adeel Zaman
3
Good value access switch.
M
Mark Collins
4
Met expectations.
Questions & Answers
What is the HPE 5120 8G PoE+ (65W) SI Switch, SKU JG310B?
The HPE 5120 8G PoE+ (65W) SI Switch (JG310B) is an 8-port Gigabit Ethernet switch with PoE+ support, delivering up to 65W total power and enterprise-grade Layer 2 switching features in a compact desktop form factor.
How much PoE power does the HPE 5120 8G PoE+ SI Switch provide?
The JG310B offers up to 65W total PoE+ power budget across its eight Gigabit ports, supporting up to 30W per port to power IP phones, cameras, and wireless access points.
Can I stack multiple HPE 5120 SI switches?
Yes. Using HPE’s Intelligent Resilient Fabric (IRF) technology, you can stack up to four HPE 5120 SI switches for simplified management, high availability, and up to 80Gbps of fabric bandwidth.
Does the HPE 5120 8G PoE+ SI Switch support VLANs?
Yes. The switch supports up to 4,094 VLANs with port-based, 802.1Q tag-based, and voice VLAN configurations for secure traffic segmentation and quality of service.