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Strong switching for mixed copper environments.
J9585A
HP 3800-24G-2XG Switch
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J9585A
- Description:
- HP 3800-24G-2XG Switch
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J9585A Overview
J9585A is a high-performance network switch built on a robust modular architecture that ensures optimal throughput and reliability for demanding enterprise environments. It is engineered with flexible power options including support for an AC Power Supply and redundant configurations, providing increased uptime and resilience.
J9585A features a comprehensive port configuration with a mix of Ethernet and dedicated uplink ports, and its stackable design enables seamless scalability to accommodate growing networks. Designed for low latency and high throughput, this switch is ideally suited for data centers, campus backbones, and mission-critical applications.
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J9585A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Flash Memory
- 64 MB
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- IOS
- IP Services
- Switching Capacity
- 128 Gbps
- POE Support
- POE+
- Uplink Configuration
- 10G
- Switching Capacity with Stacking
- 256 Gbps
- Depth
- 18 inches
- Weight
- 15 lbs
- Width
- 17 inches
- Power Consumption
- 120 W
- Height
- 1 inches
- Manufacturer Part Number
- J9585A
- Port/Expansion Slot Details
- 2 expansion slots for additional port modules
- Product Name
- J9585A Series High-Performance Managed Switch
J9585A Use Case
Scalable 10GbE Uplink Aggregation in SMB Data Centers
In a mid-size data center, the J9585A-HP 3800-24G-2XG Switch aggregates twenty-four 1GbE server connections with dual 10GbE uplinks to the core. This deployment delivers high-throughput link-aggregation, simplified VLAN segmentation and non-stop forwarding, ensuring deterministic performance and seamless scalability as workloads grow.
Secure Campus Core with Advanced VLAN & ACL Segmentation
For a small-to-medium enterprise campus, the J9585A-HP 3800-24G-2XG Switch functions as the network core, enforcing role-based access control via ACLs and segmenting voice, guest and production traffic with precise VLAN tagging. The result is hardened security, granular QoS prioritization and uninterrupted connectivity across up to 1,024 VLANs for consistent user experience.
Low-Latency Edge for VoIP and HD Video Surveillance
At a distributed office or retail site, the J9585A-HP 3800-24G-2XG Switch powers IP phones, HD cameras and Wi-Fi access points at the network edge, while delivering sub-millisecond forwarding through its 2×10GbE uplinks. This configuration guarantees deterministic voice/video quality, centralized PoE-capable management and streamlined troubleshooting via HP’s Intelligent Resilient Framework.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 J9585A |  J9573A |  J9577A |  J9587A |  J9575A | |
|---|---|---|---|---|---|
| Depth | 18 inches | 18 inches | 12 inches | 12 inches | 9 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1 inches | 1 inch | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | IP Lite | LAN Base | IP Services | LAN Lite |
| 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 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | J9585A | J9573A | J9577A | J9587A | J9575A |
| Media Type Supported | Combo | Twisted Pair / Combo | Combo | Combo | Twisted Pair |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 24 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 | 2 expansion slots for additional port modules | 24 Ethernet ports with 4 SFP uplink ports | N/A | 2 expansion slots | N/A |
| Power Consumption | 120 W | 40W | N/A | 150W | N/A |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | J9585A Series High-Performance Managed Switch | J9573A Enterprise Gigabit Switch | J9577A Network Switch | J9587A High-Performance Rack-Mount Switch | J9575A Enterprise Stackable Gigabit 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 | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 176 Gbps | 176 Gbps | 320 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 352 Gbps | 352 Gbps | 640 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 1G |
| Weight | 15 lbs | 12 lbs | 15 lbs | 15 lbs | 8 lbs |
| Width | 17 inches | 17 inches | 17.5 inches | 17.5 inches | 19 inches |
Reviews & Ratings
U
Usaid Khan
4
Reliable under continuous usage.
F
Florian Schmid
5
Good feature set for enterprise.
A
Adnan Rauf
3
Stable performance overall.
P
Peter Shaw
4
Well-built switch.
Questions & Answers
What is the HP 3800-24G-2XG Switch (SKU J9585A)?
The HP 3800-24G-2XG Switch (SKU J9585A) is a high-performance, managed Layer 3 Ethernet switch offering 24 Gigabit ports and 2 10GbE uplinks designed for mid-size networks.
How many ports does the HP 3800-24G-2XG offer?
It features 24 auto-sensing 10/100/1000BASE-T RJ-45 ports for tight integration of end devices at the access layer.
What uplink options are available on the HP 3800-24G-2XG?
Two dedicated 10 Gigabit SFP+ uplink ports support fiber and DAC transceivers for high-speed backbone connectivity.
Does the HP 3800-24G-2XG support Power over Ethernet (PoE)?
No—this model does not provide Power over Ethernet functionality; a PoE-enabled variant is available in the 3800 series.