United States$5,000,000+
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Elliot Mason
5
Modular design scaled easily with growth.
JH397A
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HPE FlexFabric 5940 2-slot Switch
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JH397A
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- HPE FlexFabric 5940 2-slot Switch
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JH397A Overview
JH397A is a high-performance network switch designed with a modular architecture that enables advanced stacking, rapid scalability, and consistent performance for demanding environments. Built to meet enterprise needs, it supports flexible power options including redundant power supply and AC configurations, and features an array of ports that accommodate both twisted pair and fiber connectivity.
The JH397A offers robust uplink configurations with 10/100/1000 Ethernet interfaces and dedicated SFP ports, ensuring excellent throughput and minimal latency. Its superior stacking capability and scalable design make it ideal for data centers, campus networks, and industrial applications where performance, reliability, and ease of management are paramount.
JH397A price is is available on request. Get immediate quote.
Request bulk order quote for JH397A for additional pricing. Browse the full Hpe Flexfabric 5940 Switches series or explore all Hpe products.
JH397A Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 95 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
- JH397A
- 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
- Modular expansion slot available
- Flash Memory
- 64 MB
- Switching Capacity
- 320 Gbps
- Switching Capacity with Stacking
- 640 Gbps
- Product Name
- JH397A Network Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12.0 inches
- Weight
- 15.0 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| JH397A |  JH394A |  JH409A |  JH390A |  JH395A | |
|---|---|---|---|---|---|
| Depth | 12.0 inches | 13.6 inches | 12 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 | 32 MB | 64 MB | 256 MB | 32 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 | IP Services | IP Services | IP Services | IP Lite | LAN Base |
| 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 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | JH397A | JH394A | JH409A | JH390A | JH395A |
| Media Type Supported | Twisted Pair / Fiber / Combo | Combo | Twisted Pair / Fiber | Combo | Twisted Pair / Fiber / Combo |
| 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 | Modular expansion slot available | 24 Ethernet ports, 4 SFP slots | N/A | 8 Fixed Ethernet Ports, 4 SFP slots | Dual 10GbE expansion slots |
| Power Consumption | 95 W | 95W | N/A | 350 W | 55 W |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply/AC Power Supply | Redundant Power Supply / AC Power Supply / N/A | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | JH397A Network Switch | JH394A High Performance Enterprise Switch | JH409A High-Performance Rack Switch | JH390A Enterprise Modular Switch | JH395A Enterprise Stackable 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 | 320 Gbps | 128 Gbps | 96 Gbps | 640 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 640 Gbps | 256 Gbps | 192 Gbps | 1280 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 1G/10G | 10G | 10G | 1G |
| Weight | 15.0 lbs | 15 lbs | 8 lbs | 15 lbs | 15 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
A
Adeel Zaman
5
Reliable slot architecture.
G
Giuseppe Romano
5
Handled core traffic well.
S
Shahbaz Ali
4
Good redundancy support.
M
Michael Turner
4
Enterprise-grade chassis.
Questions & Answers
What is the HPE FlexFabric 5940 2-slot Switch (SKU: JH397A)?
The HPE FlexFabric 5940 2-slot Switch (JH397A) is a modular, high-density data center switch supporting up to 48 10/25/40/100 GbE ports per line card, delivering low latency and advanced FlexFabric capabilities for modern virtualized networks.
Which key features define the HPE FlexFabric 5940 2-slot Switch?
Key features include a modular 2-slot chassis, hot-swappable line cards, up to 2.56 Tbps switching capacity per slot, comprehensive Layer 2/3 services, VXLAN Gateway, and HPE Intelligent Resilient Framework (IRF) stacking.
What port configurations are available for the JH397A switch?
The JH397A chassis accepts two line cards supporting combinations of 48×10/25 GbE or 12×40/100 GbE ports per card, enabling flexible port-density and media options to meet diverse data center requirements.
How does the HPE FlexFabric 5940 enhance scalability?
Scalability is achieved through IRF stacking, allowing up to eight switches to form a single virtual chassis with unified management, up to 10M MAC addresses, and non-blocking architecture for smooth growth.
What virtualization features does the HPE FlexFabric 5940 support?
The switch supports VXLAN Gateway, EVPN, Virtual Connect, and dynamic segmentation for multi-tenant isolation and seamless integration with VMware NSX, Microsoft Hyper-V, and container platforms.
How is high availability ensured on the 5940 2-slot Switch?
High availability is provided by redundant, hot-swappable power supplies and fans, nonstop software upgrades (NSU), IRF fast failover, and dual-homed fabric connections for zero single points of failure.
What management tools are available for JH397A?
You can manage the switch via HPE Intelligent Management Center (IMC), Aruba NetEdit, CLI, SNMP, RESTful API, and OpenConfig, supporting both traditional and DevOps-driven automation workflows.
What is the typical power consumption of the FlexFabric 5940?
Power consumption varies by line card configuration; a fully loaded chassis draws approximately 500–850W under typical data center loads, with efficient power-saving modes reducing operational costs.
Which environmental specifications apply to the 5940 2-slot Switch?
The switch operates in 0°C to 40°C ambient temperatures, supports up to 90% non-condensing humidity, and meets NEBS Level 3 and ETSI ETS 300-019 standards for data center deployments.
How does the HPE FlexFabric 5940 handle security?
Security features include MACsec encryption on 10/25/40/100 GbE ports, DHCP snooping, dynamic ARP inspection, user-role authentication via RADIUS/TACACS+, and port access control lists (ACLs) for granular traffic filtering.
What warranty and support options are offered for SKU JH397A?
HPE offers a standard one-year parts warranty with next-business-day exchange and Proactive Care or Foundation Care service packages for extended support, rapid incident resolution, and hardware replacement.
Which software licenses are required for advanced features?
Base Layer 2/3 features are included; advanced capabilities like IRF stacking, VXLAN Gateway, and EVPN require the FlexFabric or FlexNetwork Advanced license, available as perpetual or subscription-based options.
Can the 5940 2-slot Switch integrate with cloud environments?
Yes, it seamlessly integrates with public and private clouds via HPE CloudSystem, Ansible modules, Terraform connectors, and RESTful APIs for automated provisioning and hybrid cloud orchestration.
What makes the FlexFabric 5940 suitable for leaf-spine architectures?
Its low-latency, high-bandwidth fabric, modular line cards, IRF stacking, and VXLAN support make the 5940 ideal as a leaf or spine switch in scalable, multi-tenant data center networks.
How does the 5940 switch support future-proof networking?
With 25/100 GbE readiness, modular upgrades, programmable APIs, and built-in virtualization, the FlexFabric 5940 adapts to evolving bandwidth demands and emerging software-defined networking (SDN) trends.