USB to RS232 Converter - CAB-08580 - SparkFun Electronics
USB to Serial Adapter - Works seamlessly with TunerStudio
IOGEAR - GUC232A - USB to Serial Adapter
USB to Serial RS-232 DB9 FTDI Mini Adapter with Extension Cable
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com
Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
Victron Energy ASS030200000 - Inverter Supply
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
C2G 1.5ft USB to DB9 Serial Cable RS232 Adapter Cable Convert a DB9 RS232 serial device to USB great for PDAs digital cameras and many other peripherals - Office Depot
Rocstor Premium 5ft 1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | StarTech.com
USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable
USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
USB to RS232 DB9/DB25 Serial Adapter - Serial Cards & Adapters | StarTech.com Sweden
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
USB 2.0 RS-232 Serial Adapter with LED Indicators
C-USB-SERIAL: USB to RS-232 DB9M Serial Converter - iWorx Systems Inc
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters