Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
Amazon.com: CableCreation USB to RS232 Adapter with PL2303 Chipset, 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics
RS232 converter only works when I cross the wires - Hardware - Particle
Tripp Lite RS232 to USB Adapter Cable with COM Retention (USB-A to DB9 M/M), FTDI, 5 ft. - USB / serial cable - USB to - U209-005-COM - USB Cables - CDW.com
5ft (1.5m) USB to DB9 Male Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension Cable
FTDI USB to Serial Adapter Cable w/ COM - Serial Cards & Adapters | StarTech.com