HPE JH390A FlexFabric 5940 48SFP+ 6QSFP28 Managed Switch HPE JH390A

Description:

The HPE JH390A FlexFabric 5940 48SFP+ 6QSFP28 managed switch is used in enterprise networking systems to provide high-performance Layer 2/Layer 3 switching, ultra-low latency, and high-bandwidth connectivity for data center and core network environments. Commonly installed in top-of-rack (ToR), aggregation, and core layers of large enterprise data centers where scalable, high-speed connectivity and reliable network performance are required. Maintenance teams and system integrators use this switch for network deployments, infrastructure upgrades, system expansion, and replacement of legacy high-performance switching hardware.

Applications:

The HPE JH390A is commonly used in data centers, cloud environments, enterprise core networks, high-performance computing environments, and large-scale virtualization deployments where high throughput, low latency, and reliable switching for server and storage traffic are required.

Technical Specifications:

• Manufacturer Part Number (MPN): JH390A
• Product Type: Managed Ethernet Switch (Layer 3)
• Series: HPE FlexFabric 5940
• Ports: 48 × SFP+ (10GbE)
• Uplink Ports: 6 × QSFP28 (40/100GbE)
• Switching Capacity: Up to ~2.56–3.2 Tbps
• Throughput: Up to ~1900+ Mpps
• Latency: Ultra-low latency (~1µs for 40GbE)
• Architecture: Non-blocking, cut-through switching
• Network Features: VXLAN, EVPN, IRF stacking, SDN/OpenFlow support
• Management: CLI, SNMP, Web UI, Comware OS
• Form Factor: 1U rack-mounted
• Power Supply: Redundant, hot-swappable
• Application Environment: Data center and enterprise core networking

Common Replacements:

• HPE FlexFabric 5980 Series Switch
• HPE FlexFabric 5945 Series Switch
• Aruba CX 8320 Series Switch