Dell - 7W574 - Serial Card Dual Port RS-232 PCI 7W574 - Dell - RocketPort Plus Dual Ports RS-232 PCI Card $597.65 $506.48
Digi - 55000937-05 - Serial Adapter 8-Port RS-232 PCI Low-Profile 55000937-05 - Digi international - Neo 8-Ports Universal Serial RS-232 PCI Low-Profile Adapter Card $170.30 $144.32
Moxa - PCB104/PCI - Serial Card 4-Port RS-232 PCI Moxa - PCB104/PCI - 4-Port RS-232 Multiport Serial PCI Board $75.33 $61.24
Moxa - C104H/PCI - Serial Card 4-Port RS-232 PCI Moxa - C104H/PCI - 4-Port RS-232 Multiport Serial PCI Board $75.33 $61.24
IBM - 00F5522 - Multi-Port Serial Card Quad RS-232 00F5522 - IBM - Artic Quad-Ports RS-232 Multi-Port Serial Daughter Card $180.73 $146.94