General Information Product Name HPE Aruba 5406R zl2 Switch Manufacturer Part Number J9821A Product Model 5406R zl2 Packaged Quantity 1 Product Type Switch Chassis Interfaces/Ports Modular Yes Stack Port No Port / Expansion Slot Details 6 x Expansion Slot I/O Expansions Number of Total Expansion Slots 6 Expansion Slot Type Switching Module Management Module Network & Communication Layer Supported 3 CTO J9821A from J9850A chassis, J9827A module, J9831A fan tray. Unit may be HP (grey) or HPE Aruba (black).