StarTech.com 6.6ft (2m) USB to Serial Adapter Cable, COM Retention, Interchangeable Screws/Nuts, USB-A to DB9 RS232, FTDI IC, ESD Protection, Windows/macOS/Linux
Startech 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Interface Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - PCIe to Dual DB9 Card (21050-PC-SERIAL-CARD) - Serial adapter - PCIe
StarTech.com 13ft (4m) 2-Port USB to Serial Adapter Cable, Interchangeable DB9 Screws/Nuts, COM Retention, USB-A to DB9 RS232, FTDI, Level-4 ESD Protection, Windows/macOS/ChromeOS/Linux - Rugged TPE Construction
StarTech PLATE25F16, 16in DB25 Parallel Female to IDC 26 Pin Header Slot Plate - Add an extra parallel port to the back of your PC from your motherboard
StarTech.com 3.3ft (1m) USB to Null Modem Serial Adapter Cable, Interchangeable DB9 Screws/Nuts, COM Retention, USB-A to RS232, FTDI, Level-4 ESD Protection, Windows/macOS/ChromeOS/Linux - Rugged TPE Construction
StarTech.com 2ft (60cm) 2-Port USB to Serial Adapter Cable, Interchangeable DB9 Screws/Nuts, COM Retention, USB-A to DB9 RS232, FTDI, Level-4 ESD Protection, Windows/macOS/ChromeOS/Linux - Rugged TPE Construction
StarTech.com USB C to Serial Adapter Cable with COM Port Retention - 16" (40cm) USB Type C to RS232 (DB9) Serial Converter Cable - For PLCs, Scanners, Printers - Windows/Mac/Linux
StarTech.com 10ft (3m) USB to Null Modem Serial Adapter Cable, Interchangeable DB9 Screws/Nuts, COM Retention, USB-A to RS232, FTDI, Level-4 ESD Protection, Windows/macOS/ChromeOS/Linux - Rugged TPE Construction
StarTech.com 8 Port Serial Hub USB to RS232/RS485/RS422 Adapter - Industrial USB 2.0 to DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable Metal Serial Hub - 15kV ESD Protection - TAA
StarTech.com 3ft (1m) USB to Serial Cable with COM Port Retention, DB9 Male RS232 to USB Converter, USB to Serial Adapter for PLC/Printer/Scanner, Prolific Chipset, Windows/Mac - TAA
StarTech.com 6.6ft (2m) USB to Null Modem Serial Adapter Cable, COM Retention, FTDI, USB-A to DB9 RS232, Interchangeable DB9 Screws/Nuts, Windows/macOS/Linux