Hifimediy USB Isolators - Made for audio to prevent ground loops
Opto-isolator Breakout - RobotShop
USB-to-USB Isolator 4kV 1-Port | Black Box
USB 3.0 / 3.1 / 3.2 Gen1 Gen2 Isolator Chip
USB Isolator (Industrial) – CommFront
USB isolator
Adafruit USB Isolator - 100mA Isolated Low/Full Speed USB : ID 2107 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Opto-Isolated USB to RS232 / RS485 / RS422 Converter (Industrial / Por – CommFront
Black Box Opto-Isolator - serial adapter - USB - RS-232 x 1 + USB 2.0 x 1 - TAA Compliant
USB Isolator USB to USB Optocoupler Isolation Module Coupled Protection Board ADUM3160 Isolation Voltage 2500V Sale - Banggood USA Mobile-arrival notice
Black Box Opto-Isolator - serial adapter - USB - RS-422/485 - TAA Compliant - SP390A-R3 - USB Adapters - CDW.com
USB isolator
Chinese USB to USB Isolator Test
USB-ISOLATOR - Single Port USB Isolator - ACCES I/O Products