The IBM 4900 745 EPOS Module I/O Card RS485 FRU 99Y1530 Upper Slot Board is a new port expansion card with 4 ports, designed to be used with IBM systems. It features an RS485 interface, suitable for connecting multiple devices, as shown in the photos. This unit is a genuine IBM product, ensuring compatibility and reliability with your system. Ideal for expanding your computer's ports and enhancing its functionality, this module is a valuable addition to your setup.

They will come in static - safe sealed bags just opened one to photograph

Item 8