USB to Serial Converter, BB-USOPTL4, USB to RS-422/485 Converter
Amazon.com: Black Box USB to RS422/485 Converter with Opto-Isolation : Electronics
Quatech USB to RS-232 422 485 Isolated Converter SSU2-400I | eBay
USB to RS-422/485 Converter FTDI CHIP w/ Terminals
USB to 1-Port RS-422, RS-485, RS-530 DB25 Serial Interface Adapter - Sealevel
USB to RS485 | RS422 Optically Isolated Industrial Serial Adapter
USB to 1-Port Isolated RS-232, RS-422, RS-485 DB9 Serial Interface Adapter - Sealevel
RS422 RS485 USB Serial Cable Adapter - Serial Cards & Adapters | StarTech.com
Moxa USB to RS485 / RS422 Adapter
USB to Optical Adapter Industrial Isolated RS-232/422/485 - Coolgear
Black Box Opto-Isolator - serial adapter - USB - RS-422/485 - TAA Compliant
USB to RS485 | RS422 Optically Isolated Industrial Serial Adapter
BB-USO9ML4 - ULI-341DC - USB to RS-422/485 (DB9 Male) Isolated Converter - Advantech
FTDI Chip USB to RS-485/422 Industrial Isolated w/ DB-9/RJ45/Terminal Screw
Amazon.com: Advantech BB-USOPTL4 Isolated High Retention USB to 1 Port RS- 422/485 Converter, 0.9m USB Cable Included, 460.8 kbps Data Rate, Powered from USB Bus : Electronics
DIN-Rail Mountable Serial RS-232/422/485 to USB Converter
Advantech BB-USOPTL4-LS - Express Systems & Peripherals
Opto-Isolated USB to RS232 / RS485 / RS422 Converter (Industrial / Por – CommFront
BB-USOPTL4 - ULI-341TC - USB to RS-422/485 (Terminal Block) Isolated Converter. - Advantech