JH397-61001 - HPE FlexFabric 5940 4-slot switch Switch

Name: JH397-61001 - HPE FlexFabric 5940 4-slot switch Switch
Brand: HPE
SKU: JH397-61001

JH397-61001 - HPE FlexFabric 5940 4-slot switch Switch | US IT Hardware

Product overview

The HPE FlexFabric 5940 4-slot modular switch is a high-performance, low-latency top-of-rack (ToR) data center switch designed for enterprise environments. This 2U chassis features four expansion module slots enabling flexible port configurations with 10GbE, 40GbE, and 100GbE uplink options. The switch delivers up to 2.56 Tbps switching capacity and 1904 Mpps throughput, supporting demanding data-intensive applications. Equipped with dual hot-pluggable power supplies and fan trays, it ensures operational resilience and simplified maintenance. The modular architecture allows customization of port density at the access layer, supporting module options including 8x40G, 2x40G with 2x100G, and 24x10G configurations. Advanced features include L2/L3 VXLAN and EVPN support for virtualized environments, OpenFlow for SDN deployments, and IRF stacking capabilities supporting up to 9 switches. Ideal for large enterprise data centers requiring scalable, high-density switching infrastructure.

2.56 Tbps switching capacity with 1904 Mpps throughput
4 expansion slots for flexible 10/40/100GbE port configurations
Dual hot-pluggable power supplies and fan trays
Ultra-low latency <1µs for 64-byte packets
IRF stacking supports up to 9 switches
VXLAN, EVPN, OpenFlow, and FC/FCoE support

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Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	JH397-61001
Brand	HPE
Condition	New
Model	FlexFabric 5940 4-slot switch
Product Line	FlexFabric 5940 Switch Series
Product Type	Network Switch Chassis
IPv4 Host Table	250K entries
MAC Address Table Size	288K entries

Network & Communication

Forwarding Rate
Latency	< 1 µs (64-byte packets)

Compatible systems

No compatibility details found in available sources

Best for

Data Center Top-of-Rack
Ideal for server access layer deployments in large enterprise data centers. The 4-slot modular design with customizable port configurations supports diverse connectivity requirements across multiple server racks.
Virtualized Environments
Supports L2/L3 VXLAN and EVPN protocols essential for virtual machine mobility and network virtualization. OpenFlow support enables SDN integration for dynamic network management.
High-Density Deployments
Delivers up to 2.56 Tbps switching capacity and 1904 Mpps throughput. Module options including 48x10GbE with 6x100GbE ports maximize port density in compact 2U form factor.
Mission-Critical Applications
Ultra-low-latency architecture with sub-1 microsecond switching for latency-sensitive workloads. Dual hot-pluggable power supplies and fan trays ensure high availability and simplified maintenance.
Network Convergence
Supports data center convergence features including SPB, ISSU, DCB, FC/FCoE, and TRILL. Enables unified management of virtual and physical infrastructure through HPE IMC integration.

Frequently asked questions

Details

Shipping, warranty & returns

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Switching Capacity	1440 Gbps

Maximum Power Rating	196W

Rack Units	2U Height
Form Factor	Rack Mount Chassis

Environmental

Voltage	100–240 VAC, rated; -40 to -60 VDC, rated (depending on power supply chosen)
Frequency	50/60 Hz
Operating Temperature	32°F to 113°F (0°C to 45°C)
Maximum Heat Dissipation	669 BTU/hr (705.83 kJ/hr)

USB Port	1 USB port
Mini Port	1 Mini port
Fan Tray Slots	2 slots
Power Supply Slots	4 slots
Expansion Module Slots	4 slots

What port configurations are available for the 4-slot chassis?

The 4-slot modular design supports multiple module options: 8x40GbE ports, 2x40GbE with 2x100GbE ports, and 24x10GbE (SFP+ or BASE-T) with 2x40GbE ports. MACsec and Fibre Channel options are also available. This flexibility allows customization based on specific data center requirements.

What is the maximum switching capacity and throughput?

The switch delivers up to 2.56 Tbps switching capacity with 1904 Mpps throughput. It achieves ultra-low latency of less than 1 microsecond for 64-byte packets, making it suitable for latency-sensitive applications and high-frequency trading environments.

How many switches can be stacked together?

Up to 9 HPE FlexFabric 5940 switches can be stacked using IRF (Intelligent Resilient Framework) technology. This enables logical clustering for simplified management and increased aggregate bandwidth across multiple chassis.

What virtualization and SDN features are supported?

The switch supports L2/L3 VXLAN and EVPN for virtualized environments, enabling virtual machine mobility and network virtualization. OpenFlow support provides investment protection and enables software-defined networking (SDN) deployments for dynamic network management.

What are the power supply specifications?

The switch features dual hot-pluggable power supplies rated for 100-240 VAC input with -40 to -60 VDC options depending on power supply selection. Maximum heat dissipation is 512 BTU/hr (540.19 kJ/hr). Hot-swap capability enables maintenance without downtime.

What management capabilities are included?

Management features include HPE IMC (Intelligent Management Center) integration, command-line interface, SNMP manager support, Telnet, and FTP access. Out-of-band management is available. The switch supports unified management of virtual and physical infrastructure.

What is the physical form factor and rack space requirement?

The 4-slot switch is a 2U rack-mount chassis, maximizing data center density. It includes 4 expansion module slots, 4 power supply slots, and 2 fan tray slots. Dual hot-pluggable power supplies and fan trays ensure operational resilience and simplified maintenance.

HPE FlexFabric 5940 4-slot switch Switch