The CX 5420 is designed as a continuation of the extremely popular 5400 modular chassis switch series.
Unboxing HPE Aruba Networking CX 8100-24SFP+ Switch (R9W86A/R9W87A)
The CX 8100 series switches are designed for 10G, core, aggregation, and Top of Rack deployments. The switch comes in both SFP+ and 10G Base-T configurations with 24 and 48-port models.