StarTech PEX4S553B PCI Express x1 Low Profile RS-232 Serial Adapter Card

Dell 0NT0HM 1 Port Serial RS232 Desktop PCIe Card Low Profile NT0HM

StarTech 1 Port Low Profile PCI Express Serial Card 16950 UART RS232 PEX1S952LP

StarTech PEX4S553B PCI Expresss Card & TP-Link Ethernet Adapter

StarTech PEX4S553B 4-Port PCI Express RS232 Serial Card - Tested

StarTech 1 Port Low Profile PCI Express Serial Card 16550 UART RS232 PEX1S952LP

STARTECH 2-Port Native PCI Express RS232 Serial Adapter Card (Low Profile)

Lot of 2 StarTech.com PEX4S553B 4 Port RS232 PCI Express Serial Card