1M USB to RS-232 Converter - UC232A1, ATEN Converters | ATEN U.S.A.
USB to RS-232 DB9 Serial 9 pin Adapter (Prolific PL2303) - Sabrent
IOGEAR - GUC232A - USB to Serial Adapter
Amazon.com: USBGear USB to RS-485 Adapter W/Terminal Block Changer FTDI chip Inside : Electronics
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
Plugable USB to RS-232 DB9 Serial Adapter (Prolific PL2303HX Chipset) – Plugable Technologies
Ativa USB 2.0 to Serial Adapter 1 RS 232 DB9 Black 26847 - Office Depot
USB to 4-Wire RS422 / RS485 Adapter / Converter – CommFront
Marshall Electronics USB to RS-485/RS-422 Converter CV-USB-RS485
Amazon.com: 5FT Micro USB to RS-232 9-Pin DB9 Male Serial Adapter Cable for Windows Mac OS Linux FTDI Chipset (5FT, Micro USB to DB9) : Electronics
USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
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
USB to RS-485 Converter Cable
USB 2.0 RS-232 Serial Adapter with LED Indicators
USB to RS-485 Converter – Microflex
DeLOCK USB to Seriel RS-232 adapter
Amazon.com: Cable Matters : Electronics
USB to RS-422/485 Adapter - UC485, ATEN Converters | ATEN U.S.A.
RS422 RS485 USB Serial Cable Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
USB to RS-232 Adapter (35cm) - UC232A, ATEN Converters | ATEN Corporate Headquarters
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
Single Port USB 2.0 to RS-422 / RS-485 DB-9 Serial Adapter - Coolgear
Cable AK-CO-02 USB / RS-232
