CN-0488MY PCI-e X16 Riser Card (488MY / 0488MY) — Expansion & Controller Board for R320 and R420 Servers

Replacement CN-0488MY PCI-e X16 riser board compatible with R320 and R420 servers. The 488MY / 0488MY riser card functions as an expansion board and controller card, delivering a PCI-e X16 slot to add or reposition expansion cards within the chassis. Built for straightforward replacement or upgrade, it restores server expansion capability while matching R320/R420 connector and mounting layouts for easy installation.