StarTech 2 Port Low Profile PCI Express RS232 Serial Card DB9 PEX2S952LP

Genuine StarTech Dual Port Serial RS232 PCIe Card PEX2S952LP Native Oxford Chip

PCI-E to RS232 PCI Express Serial Card 2 Ports Adapter Card RRP £17

RS-232 2 Serial PCI Card Mochip 9835 LP Low Profile

Dell Sunix Serial Port RS-232 PCI Card Low Profile / 0NT0HM

BrainBoxes IX-400 4 Port RS232 Low Profile PCI Express Serial Card

High Speed 2 Port RS-232 RS232 Serial Port COM to PCI-E PCI Express Card

StarTech.com 1 port PCI Express RS232 Serial Adapter Controller Card 16550 UART