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Dependable SFP+ and CX4 connectivity for high-speed networking.
J9312A
HP 10GbE 2-port SFP+/2-port CX4 yl Mod
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J9312A
- Description:
- HP 10GbE 2-port SFP+/2-port CX4 yl Mod
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- Hpe
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J9312A Overview
J9312A delivers a robust, stackable switching architecture designed for enterprise networks, featuring flexible power options and an array of ports that include 10/100/1000 Ethernet interfaces and dedicated SFP uplink ports. Its rack-mount form factor supports efficient stacking and rapid scalability, ensuring that network growth is met with seamless integration and consistent performance.
J9312A is engineered for high-performance environments, offering energy-efficient operation and enhanced capability for POE+ applications. Ideal for campus, office, and data center deployments, this switch provides the necessary architecture and power management to support modern network demands with ease.
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J9312A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- 65 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- J9312A
- Uplink Configuration
- 1G
- IOS
- LAN Base
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- N/A
- Flash Memory
- 64 MB
- Switching Capacity
- 104 Gbps
- Switching Capacity with Stacking
- 208 Gbps
- Product Name
- J9312A Stackable Managed Switch
- Height
- 1 inches
- Width
- 17 inches
- Depth
- 12 inches
- Weight
- 15 lbs
J9312A Use Case
Hybrid Data-Center Uplink for Virtualization and SAN Storage
In a mixed-fabric data center, the J9312A-HP provides two 10GbE SFP+ links to the core switch and two CX4 ports to legacy Fibre Channel storage arrays. This configuration delivers up to 40 Gbps aggregate bandwidth, eliminates I/O bottlenecks in virtualized clusters and accelerates SAN traffic by 35%, while protecting existing CX4 investments.
Low-Latency High-Performance Computing Cluster Interconnect
In an HPC environment, the J9312A-HP module uses dual CX4 direct-attach links between compute-node racks and two SFP+ uplinks to the aggregation switch. Achieving sub-2 µs latency and line-rate 10GbE throughput, it boosts MPI job completion by 25% and supports data-heavy simulations with predictable, ultra-low latency.
Enterprise Campus Backbone Upgrade and Aggregation
For a multi-building campus, the J9312A-HP delivers two 10GbE SFP+ fiber uplinks to the core and two CX4 copper links to legacy edge switches. This hybrid deployment increases backbone capacity by 4× over 1GbE, simplifies roll-out over existing CX4 cabling, and future-proofs the network for high-density Wi-Fi, VoIP and video-conferencing traffic.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 J9312A |  J8694A | |
|---|---|---|
| Depth | 12 inches | 14 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount |
| Height | 1 inches | 1.75 inches |
| IOS | LAN Base | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed |
| Manufacturer Part Number | J9312A | J8694A |
| Media Type Supported | Twisted Pair | Twisted Pair / Fiber |
| Memory | 256 MB | 512 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 | N/A | 2 expansion slots |
| Power Consumption | 65 W | 55 W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | J9312A Stackable Managed Switch | J8694A Enterprise Switch |
| Product Type | Switch | Switch |
| Rack Units | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 104 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 208 Gbps | 256 Gbps |
| Uplink Configuration | 1G | 1G / 10G |
| Weight | 15 lbs | 10 lbs |
| Width | 17 inches | 17.5 inches |
Reviews & Ratings
F
Furqan Aziz
4
Stable performance with minimal latency.
L
Luca Moretti
5
Easy integration into HP switching environment.
B
Bilal Younis
3
Handled traffic loads reliably.
P
Peter Lawson
4
Good enterprise networking option.
Questions & Answers
What is the HP J9312A 10GbE 2-port SFP+/2-port CX4 module?
The HP J9312A is a hot-pluggable 10 Gigabit Ethernet expansion module featuring two SFP+ ports and two CX4 ports for high-performance network connectivity.
Which HP switches are compatible with the J9312A module?
The J9312A is compatible with HP ProCurve and HPE 5400R, 8200 zl, 6600 and 6200 series switches that support optional 10GbE uplink modules.
How do I install the HP J9312A module?
To install, power off the switch, remove the blank panel, slide the J9312A into the uplink bay until it clicks, then power on the switch and verify port status.
What types of transceivers can I use with the J9312A SFP+ ports?
The J9312A SFP+ ports support HP-branded or compatible 10GBASE-SR, 10GBASE-LR, and direct-attach copper (DAC) transceivers.