USB to RS-232 DB9 Serial 9 pin Adapter (Prolific PL2303) - Sabrent
Plugable USB to RS-232 DB9 Serial Adapter (Prolific PL2303HX Chipset) – Plugable Technologies
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
USB to 4-Wire RS422 / RS485 Adapter / Converter – CommFront
4O3A Signature - USB to RS-485
PDA8232-N USB to RS-232 Converter
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
TRENDnet TU-S9 - serial adapter - USB - RS-232 - TU-S9 - USB Adapters - CDW.com
USB to RS-485 Converter – Microflex
RS422 RS485 USB Serial Cable Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
Marshall Electronics USB to RS-485/RS-422 Converter CV-USB-RS485
USB to RS-485 Converter Cable
USB to RS-232 DB9 Serial 9 pin Adapter (Prolific PL2303) - Sabrent
USB to RS-232 Adapter (35cm) - UC232A, ATEN Converters | ATEN Corporate Headquarters
Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft.
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
IOGEAR - GUC232A - USB to Serial Adapter
Single Port USB 2.0 to RS-422 / RS-485 DB-9 Serial Adapter - Coolgear
1M USB to RS-232 Converter - UC232A1, ATEN Converters | ATEN U.S.A.
