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J9311A
HP 3500-48G-PoE+ yl Switch
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J9311A
- Description:
- HP 3500-48G-PoE+ yl Switch
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J9311A Overview
J9311A is a high-performance, stackable Layer 2 switch designed with a robust architecture that supports both AC and redundant power supply options. It features a versatile array of Ethernet ports, including a mix of 10/100/1000 interfaces and SFP uplink ports, ensuring seamless connectivity and adaptability to network environments with varying bandwidth demands.
J9311A offers scalable stacking capabilities that allow for enhanced performance and simplified management in enterprise and branch network deployments. With its optimized switching capacity, integrated POE+ support, and reliable hardware design, this switch is ideally suited for critical applications that demand consistent uptime, efficient traffic management, and future-ready expansion opportunities.
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Request bulk order quote for J9311A for additional pricing. Browse the full Hpe 3500 And 3500 Yl Switches series or explore all Hpe products.
J9311A Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- 50 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- J9311A
- Uplink Configuration
- 10G
- IOS
- LAN Lite
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 24 x 10/100/1000 Ethernet, 4 x 1G SFP
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- J9311A Enterprise Stackable Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 11 inches
- Weight
- 11 lbs
J9311A Use Case
Enterprise Campus Backbone with High-Power PoE+ Aggregation
In large enterprise campuses, the J9311A-HP 3500-48G-PoE+ yl Switch serves as a core aggregation node, offering 48 Gigabit PoE+ ports (30 W per port, 740 W total budget) and modular 10 GbE uplinks. Its stackable design and advanced Layer 3 routing streamline expansion across multi–floor buildings while powering IP phones, Wi-Fi 6 access points, and security sensors from a single chassis. Outcome: reduced hardware footprint and CAPEX, simplified cabling, and uninterrupted high-availability connectivity.
Centralized IP Surveillance for Campus Security
Deploy the J9311A-HP 3500-48G-PoE+ yl Switch at network edges to power and manage up to 48 high-definition PoE+ cameras, with built-in PD signature verification and scheduling for safe delivery. Its QoS, ACLs, and IGMP snooping guarantee low-latency, high-bandwidth video streams for real-time monitoring and recording. Outcome: scalable, cost-effective surveillance infrastructure with consolidated power/data cabling and enhanced situational awareness.
Converged VoIP and Wi-Fi 6 Deployment in Hospitality
Leverage all 48 PoE+ ports of the J9311A-HP 3500-48G-PoE+ yl Switch to simultaneously power and provision IP phones and Wi-Fi 6 access points using LLDP-MED and per-port PoE scheduling. Advanced QoS and VLAN segmentation isolate voice, guest, and back-office traffic for premium call clarity and secure wireless coverage in hotels, resorts, or campuses. Outcome: elevated guest experience with seamless connectivity, simplified management, and a future-proof, scalable network.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 J9311A |  J9310A | |
|---|---|---|
| Depth | 11 inches | 16.5 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.73 inches |
| IOS | LAN Lite | LAN Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed |
| Manufacturer Part Number | J9311A | J9310A |
| Media Type Supported | Combo | Combo |
| Memory | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ |
| Port/Expansion Slot Details | 24 x 10/100/1000 Ethernet, 4 x 1G SFP | N/A |
| Power Consumption | 50 W | 55 W |
| Power Source | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | J9311A Enterprise Stackable Switch | J9310A Network Switch |
| Product Type | Switch | Switch |
| Rack Units | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 1G |
| Weight | 11 lbs | 12 lbs |
| Width | 17.5 inches | 17.5 inches |
Reviews & Ratings
S
Sheryar Khan
4
Good uptime and reliability.
L
Lars Mikkelsen
5
Stable under heavy traffic.
S
Saif Rehman
3
Suitable for large offices.
W
William Hayes
4
Met business needs.
Questions & Answers
What is the HP 3500-48G-PoE+ yl Switch J9311A?
The HP 3500-48G-PoE+ yl Switch (SKU J9311A) is a managed Layer 3 access switch offering 48 Gigabit Ethernet ports with IEEE 802.3at PoE+ support for enterprise networks.
What are the key features of the HP 3500-48G-PoE+ switch?
Key features include 48 10/100/1000 RJ-45 ports, two SFP uplinks, 370 W PoE+ budget, Layer 3 routing, IRF stacking, IPv6 support, QoS, and energy-efficient design.
Which PoE standard does the HP 3500-48G-PoE+ support?
The switch supports IEEE 802.3at PoE+, delivering up to 30 W per port to power IP phones, wireless access points, and cameras.
How many ports and uplinks are available on the HP 3500-48G-PoE+ switch?
It provides 48 10/100/1000 RJ-45 PoE+ ports and two Gigabit SFP uplink slots for fiber connectivity.