DeLOCK USB to Seriel RS-232 adapter
USB to RS-232 DB9 Serial 9 pin Adapter (Prolific PL2303) - Sabrent
RS422 RS485 USB Serial Cable Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
Amazon.com: Cable Matters : Electronics
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
USB to 4-Wire RS422 / RS485 Adapter / Converter – CommFront
QCI-USB-RS485 - USB to RS-485 Converter
Amazon.com: UTEK UT-880 USB to RS-232 Interface Protocol Vonverter VER 2.0(1-Port USB to RS-232 Serial Converter with ESD Protection) : Electronics
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
USB to RS-232 Adapter (35cm) - UC232A, ATEN Converters | ATEN Corporate Headquarters
USB to RS485-RS422 converter with FTDI Chip and USB Cable
TRENDnet TU-S9 - serial adapter - USB - RS-232 - TU-S9 - USB Adapters - CDW.com
1M USB to RS-232 Converter - UC232A1, ATEN Converters | ATEN U.S.A.
PDA8232-N USB to RS-232 Converter
USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable
Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft.
Single Port USB 2.0 to RS-422 / RS-485 DB-9 Serial Adapter - Coolgear
USB to RS-422/485 Adapter - UC485, ATEN Converters | ATEN U.S.A.
USB to RS-232 DB9 Serial 9 pin Adapter (Prolific PL2303) - Sabrent
Amazon.com: USBGear USB to RS-485 Adapter W/Terminal Block Changer FTDI chip Inside : Electronics
Cable AK-CO-02 USB / RS-232
Meade USB to RS-232 Serial Adapter
USB to RS-232 Converter Cable | Celestron
![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")