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Samuel Wright
5
Four-slot chassis offered excellent flexibility.
JH398A
HPE FlexFabric 5940 4-slot Switch
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JH398A
- Description:
- HPE FlexFabric 5940 4-slot Switch
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JH398A Overview
JH398A is a high-performance, enterprise-grade switch engineered with a modular architecture to ensure robust scalability and optimal performance for dynamic network environments. It features versatile power options including redundant power supply support and flexible AC input, making it a reliable choice for mission-critical applications in sectors such as data centers, corporate campuses, and industrial automation.
The device offers comprehensive connectivity with a broad array of ports including Ethernet, SFP, and uplink configurations that support 10G speeds. Its stacking capability enables seamless integration into larger networks, while the advanced performance metrics and power-over-Ethernet (POE+) support make it ideal for modern business networks demanding efficiency, scalability, and superior performance.
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Request bulk order quote for JH398A for additional pricing. Browse the full Hpe Flexfabric 5940 Switches series or explore all Hpe products.
JH398A Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 60 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 / Fiber / Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- JH398A
- Uplink Configuration
- 10G
- 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
- 24 Ethernet ports with 4 dedicated SFP ports
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- Enterprise Managed POE+ Stackable Switch JH398A
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 8 lbs
JH398A Use Case
Hyperscale Data Center Spine-Leaf Fabric with JH398A-HPE FlexFabric 5940
In a multi-rack hyperscale data center, the JH398A-HPE FlexFabric 5940 4-slot Switch serves as the spine in a spine-leaf topology, delivering line-rate 10/25/40/100 GbE connectivity and VXLAN/EVPN support for thousands of virtual machines. Benefit: Dramatically reduces latency (sub-microsecond forwarding), scales to 1.2 Tbps per slot, and simplifies operations through centralized fabric management, yielding 30 % faster application performance and 40 % lower operational expenses.
Campus Core Aggregation for Global Enterprise Networks
A multinational corporation consolidates its campus network backbone by deploying the JH398A-HPE FlexFabric 5940 at regional aggregation points, integrating Gigabit PoE+ access, advanced QoS and robust MPLS/VPRN services. Benefit: Achieves 99.999 % uptime with redundant Fabric Clustering, cuts wiring complexity by 50 %, and accelerates cloud-on-ramp traffic by up to 3×, enhancing user experience for 10,000+ employees.
Edge Computing and IoT Convergence in Retail and Manufacturing
Retail chains and smart factories implement the JH398A-HPE FlexFabric 5940 at edge sites to aggregate IoT sensors, CCTV, point-of-sale systems and 5G gateways over a resilient fabric. Benefit: Delivers sub-millisecond switching, hot-swappable modular uplinks, and zero-touch provisioning to reduce site deployment time by 60 % and ensure real-time analytics for inventory, security and automation.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 JH398A |  JH397A |  JH390A |  JH394A |  JH409A | |
|---|---|---|---|---|---|
| Depth | 12 inches | 12.0 inches | 12 inches | 13.6 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 | 256 MB | 32 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Base | IP Services | IP Lite | 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 2/Layer 3 | Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | JH398A | JH397A | JH390A | JH394A | JH409A |
| Media Type Supported | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber / Combo | Combo | Combo | Twisted Pair / Fiber |
| Memory | 256 MB | 256 MB | 512 MB | 256 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 | 24 Ethernet ports with 4 dedicated SFP ports | Modular expansion slot available | 8 Fixed Ethernet Ports, 4 SFP slots | 24 Ethernet ports, 4 SFP slots | N/A |
| Power Consumption | 60 W | 95 W | 350 W | 95W | N/A |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply/AC Power Supply | Redundant Power Supply / AC Power Supply / N/A |
| Product Name | Enterprise Managed POE+ Stackable Switch JH398A | JH397A Network Switch | JH390A Enterprise Modular Switch | JH394A High Performance Enterprise Switch | JH409A High-Performance Rack 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 | 128 Gbps | 320 Gbps | 640 Gbps | 128 Gbps | 96 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 640 Gbps | 1280 Gbps | 256 Gbps | 192 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 1G/10G | 10G |
| Weight | 8 lbs | 15.0 lbs | 15 lbs | 15 lbs | 8 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
O
Omer Siddiqui
4
Stable performance under load.
J
Jan Kowalski
5
Easy maintenance.
F
Faisal Rauf
3
Good core switching option.
T
Thomas Reed
4
Reliable modular switch.
Questions & Answers
What is the HPE FlexFabric 5940 4-slot Switch (SKU JH398A)?
The HPE FlexFabric 5940 4-slot Switch is a modular, high-performance data center chassis that supports flexible 10/25/40/100 GbE connectivity, advanced automation, and scalable fabric virtualization.
What are the key features and benefits of the HPE FlexFabric 5940 4-slot Switch?
Key features include four modular I/O slots with up to 2.56 Tbps per slot, wire-speed forwarding, HPE Intelligent Resilient Fabric (IRF) for automated virtualization, and hot-swappable power and fan modules for high availability.
How many ports and slots does the chassis support?
The chassis provides four I/O module bays and can accommodate up to 384 ports using a combination of fixed and modular line cards, including 10/25/40/100 GbE SFP+/QSFP+ modules.
What is the switching capacity and throughput?
The switch delivers non-blocking switching capacity of up to 10.24 Tbps per chassis (2.56 Tbps per slot) with line-rate forwarding on all ports simultaneously.