Serial I/O Cards

This PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot - The replacement for the PEX4S952LP serial card enables you to interact with serial devices such as printers and...

The PEX4S232485 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 lets you add two RS232, and two RS422/485 serial ports to your PC through a PCI-Express expansion slot. This PCI express serial card is a single card solution that...