HPE 516733-B21 6120XG Blade Switch Module

The Hewlett Packard Enterprise 516733-B21 6120XG Blade Switch Module provides high-speed internal switching for HPE BladeSystem enclosures, enabling low-latency east-west traffic among blade servers in data centers and virtualization clusters. Key specifics include MPN 516733-B21, Spare Part 517994-001, Assembly 708069-001, and it belongs to the HPE 6120XG series. The module offers 16 internal blade downlinks and 10 x 10 GbE SFP+ external uplinks, delivering up to 320 Gbps of switching capacity with Layer 2 and Layer 3 managed switching. It is designed for HPE BladeSystem c-Class enclosures and mounts in a blade chassis interconnect bay, and this unit is packaged as refurbished. Common uses include network expansion, blade infrastructure upgrades, and replacement of faulty switch modules in enterprise IT environments such as blade chassis deployments, virtualization clusters, cloud infrastructure, and business-critical servers where efficient internal connectivity and scalable uplink throughput are essential.