Plugable USB to RS-232 DB9 Serial Adapter (Prolific PL2303HX Chipset) – Plugable Technologies
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
EvoLogic - 18762 USB-to Serial Port Adapter, Staples
USB to Serial Converter Cable (DB-9M / USB Type-A Male), 3ft - Monoprice.com
HP USB to Serial Port Adapter J7B60AA B&H Photo Video
USB to Serial Cable - Oregon RFID
TRIPP LITE, High-Speed Usb Serial Adapter - 38M977|USA-19HS - Grainger
Keyspan High Speed USB Serial Adapter - 230 Kbps | Dell USA
Rocstor Premium 5ft 1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI
USB 2.0 To Serial DB9 Male (9 Pin) RS232 Cable Adapter - Sabrent
Sewell InstaCOM USB to Serial Adapter — Sewell Direct
USB to Serial adapter for the FLEX-6000 series – FlexRadio
Pololu USB-to-Serial Adapter
USB to Serial Cable - Atomos
1.5ft (0.46m) USB to DB9 Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | StarTech.com Italy
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,
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
IOGEAR - GUC232A - USB to Serial Adapter
USB-to-Serial (DB9) Cable — Davis Instruments
USB to Dual RS232 Adapter / Converter – CommFront
USB to Serial Adapter Cable
Tripp Lite 5ft USB to Serial Adapter Cable USB-A to DB9 RS-232 M/M 5' - serial adapter - USB - RS-232 - U209-000-R - USB Adapters - CDW.com
Manhattan USB to Serial Converter (151856)
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
![Amazon.com: SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P) : Electronics](https://m.media-amazon.com/images/I/71OBbDUesQL.jpg "Amazon.com: SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P) : Electronics")