FTDI USB-to-Single Port Serial Adapter (USB1PFTDI) - Astro-Physics
USB 2.0 RS-232 Serial Adapter with LED Indicators
Manhattan PL-2303 USB to Serial Converter (205146)
ATEN UC232A USB to Serial Converter (5-Pack) UC232A5PK B&H Photo
Tripp Lite Keyspan High Speed USB to Serial Adapter - serial adapter - USB - RS-232 - USA-19HS - USB Adapters - CDW.com
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
USB to Serial adapter, USB to RS232 converter
USB to Dual Serial RS-232 Converter USB to Serial Adapter Cable
![USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/18-06.jpg "USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits")
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
IOGEAR - GUC232A - USB to Serial Adapter
TRENDnet TU-S9 - serial adapter - USB - RS-232 - TU-S9 - USB Adapters - CDW.com
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable - Sabrent
4 Port Professional RS-232 USB 2.0 to Serial Adapter
USB to Serial Adapter cable, Windows 10 | U.S. Converters™
USB to Serial Adapter Cable
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | StarTech.com
USB to serial RS232 adapter with two ports
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 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
1.5ft (0.46m) USB to DB9 Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
