StarTech.com 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART - Add two RS422/485 serial ports through a standard or low profile PCI expansion slot - pci serial card - rs422 serial card - rs485 serial card - dual port serial card - 2 port rs422 pci card

StarTech.com 2 Port PCI SuperSpeed USB 3.0 Adapter Card with SATA Power - 5Gbps - Add 2 SuperSpeed USB 3.0 ports to a computer through a PCI slot - pci usb 3.0 adapter - pci usb 3.0 adapter card - pci usb 3.0 card -pci usb 3.0 controller

StarTech.com 4 Port PCI SuperSpeed USB 3.0 Adapter Card with SATA/SP4 Power - 5Gbps - 4-Port USB 3.0 PCI/PCI-X Card (USB 3.1 Gen 1/USB 3.2 Gen 1x1) - Achieve speeds up to PCI bus max (1.3Gbps) - Optional SATA/SP4 power - PCI 3.3V/5V 32-bit - Full/low profile brackets - For PCs with PCI slots like De

Tripp Lite by Eaton PCI-D9-02-LP 2-Port DB9 Serial PCI Card with 16550 UART, Low Profile - Low-profile Plug-in Card - PCI - PC, Linux - 2 x Number of Serial Ports External