HPE J9821A Managed Switch
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HPE J9821A Aruba 5406R Ethernet 4U Chassis Managed Refurbished

Availability: In Stock
Part Number#: J9821A
List Price was: $1900.00
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You Save: $1406.00 (74% off)


Short Description:
J9821A 5406R Zl2 Chassis Rack-Mountable 6-Slots Small Form-Factor Pluggable (SFP) Rack-mountable Managed Power Over Ethernet Plus (PoE+) Switch Module | Made by HPE | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Product Overview of the HPE J9821A Switch Module

In the ever-evolving landscape of networking solutions, the HPE J9821A Aruba 5406R Ethernet 4U Chassis emerges as a powerful and versatile option. This comprehensive guide aims to provide an in-depth understanding of the key features, technical specifications, and potential use cases of this managed rack-mountable 6-slot switch module from Hewlett Packard Enterprise (HPE).

High-Performance Ethernet Chassis

The Aruba 5406R is designed as a high-performance Ethernet chassis, providing a robust foundation for building and expanding network architectures. With a 4U form factor, it optimizes rack space in data centers, making it suitable for enterprises where space efficiency is crucial.

Managed Switch Module

As a managed switch module, the Aruba 5406R offers advanced features for network administrators. This includes the ability to configure, monitor, and optimize network performance. This managed functionality enhances flexibility and adaptability to the specific needs of diverse networking environments.

Rack-Mountable Design

The rack-mountable design ensures easy integration into standard server racks. This feature is vital for organizations with existing rack infrastructure, allowing for seamless incorporation of the switch module into their network setup without requiring significant modifications.

6-Slots Switch Module

The 6-slot configuration of the Aruba 5406R provides scalability, allowing businesses to expand their network capabilities. These slots accommodate various modules, including line cards, power supplies, and management modules, enabling organizations to tailor the switch configuration to their specific needs.

Exploring Technical SpecificationsForm Factor

The 4U form factor of the Aruba 5406R defines its physical dimensions and compatibility with standard server racks. Understanding the form factor is crucial for planning and optimizing rack space in data center environments, ensuring seamless integration.

Number of Slots

With a total of 6 slots, the Aruba 5406R offers flexibility in terms of module installation. These slots accommodate various modules, allowing organizations to customize their network infrastructure based on specific requirements and future growth plans.


Scalability is a critical consideration in networking solutions, and the Aruba 5406R excels in this regard. The 6-slot configuration provides room for expansion, enabling businesses to scale their network infrastructure as demands grow and technology evolves.

Ethernet Connectivity

The Ethernet connectivity of the Aruba 5406R ensures high-speed data transfer within the network. It supports standard Ethernet protocols, making it compatible with a wide range of devices and facilitating seamless communication between network components.

Management Capabilities

Equipped with advanced management capabilities, including remote configuration, monitoring, and troubleshooting, the Aruba 5406R enhances the efficiency of network administrators. This ensures the network's optimal performance and facilitates streamlined management of network resources.

Data Centers

The Aruba 5406R is well-suited for data center environments where high-performance networking is critical. Its rack-mountable design and scalability make it an ideal choice for businesses with data-intensive operations, ensuring seamless communication and data transfer within the data center infrastructure.

Enterprise Networks

In large enterprises with complex networking requirements, the Aruba 5406R offers the scalability and management capabilities needed to support a diverse range of applications and services. Its 6-slot configuration allows for customization to meet specific enterprise networking demands.

Campus Networks

Educational institutions, corporate campuses, and large office complexes can benefit from the Aruba 5406R's scalability and managed features. Its ability to handle a variety of networking modules makes it adaptable to the unique demands of campus networks with diverse connectivity needs.

Telecommunication Networks

Telecommunication providers seeking a reliable and scalable networking solution can leverage the Aruba 5406R. Its 6-slot configuration accommodates modules that support telecommunications-specific requirements, ensuring the seamless transmission of voice, data, and multimedia services.

Unveiling the Technology Behind the Aruba 5406R

Modular Design

The modular design of the Aruba 5406R is a fundamental aspect of its architecture. This design allows organizations to customize the switch configuration based on their specific needs, incorporating various modules such as power supplies, line cards, and management modules for a tailored networking solution.

Redundancy Features

The Aruba 5406R is likely equipped with redundancy features to ensure continuous network operation. Redundant power supplies and management modules contribute to high availability, minimizing the risk of network downtime in the event of component failure.

Advanced Switching Technology

Leveraging advanced switching technology, the Aruba 5406R provides efficient data transfer within the network. This technology ensures low latency and high throughput, essential for meeting the demands of modern applications and services.

General Information about the HPE J9821A
  • Manufacturer: HPE
  • Part Number or SKU# J9821A
  • Type: Networking
  • Switch-Type: Managed Switch
  • Option Part Number: J9821-61001
Technical Information
  • Enclosure Type: Rack-mountable 4U
  • Subtype: Gigabit Ethernet
  • Power Over Ethernet (PoE): PoE+
  • Throughput: 392.8 Mbps
  • Routing/Switching Capacity: 528 Gbps
  • Switching Fabric Bandwidth: 1015 Gbps
  • IPv4 Routing Table Entries: 10,000
  • IPv6 Routing Table Entries: 5,000
  • MAC Address Table Size: 64k Entries
  • Routing Protocol: OSPF, RIP-1, RIP-2, BGP, IGMP, OSPFv2, Static IP Routing, IGMPv3, OSPFv3
  • Remote Management Protocol: SNMP 1, RMON 2, RMON, SNMP 3, SNMP 2c, HTTP, SSH-2, CLI, XRMON
  • VLAN Support
  • Auto-uplink (Auto MDI/MDI-X)
  • IGMP Snooping
  • Half Duplex Mode
  • Full Duplex Mode
  • sFlow
  • Virtual Route Redundancy Protocol (VRRP) Support
  • Access Control List (ACL) Support
  • Quality of Service (QoS)
  • MLD Snooping
  • STP Root Guard
  • Uni-directional Link Detection (UDLD)
  • Rapid Per-VLAN Spanning Tree Plus (PVRST+)
  • LLDP Support
  • Port Security
  • DHCP Protection
  • Class of Service (CoS)
  • sFlow V5
  • Generic Attribute Registration Protocol (GARP)
  • Type of Service (ToS)

Compliant Standards

  • IEEE 802.1Q
  • IEEE 802.3ab
  • IEEE 802.1p
  • IEEE 802.3af
  • IEEE 802.3ad (LACP)
  • IEEE 802.1X
  • IEEE 802.1S
  • IEEE 802.1AD
  • IEEE 802.1V
  • IEEE 802.1AB (LLDP)
  • IEEE 802.3at
  • IEEE 802.3az

In short, the HPE J9821A Aruba 5406R Ethernet 4U Chassis stands out as a robust and versatile solution for organizations seeking a high-performance networking infrastructure. Its managed switch module, rack-mountable design, 6-slot configuration, and scalability make it well-suited for a variety of applications, from data centers and enterprise networks to campus and telecommunication environments. By understanding the key features, technical specifications, and potential use cases of the Aruba 5406R, businesses can make informed decisions when selecting a networking solution that aligns with their current needs and future growth.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product J9821A at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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