Adafruit USB Isolator - 100mA Isolated Low/Full Speed USB : ID 2107 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Cables & Accessories: USB Isolator
USB isolator
Black Box Opto-Isolator - serial adapter - USB - RS-232 x 1 + USB 2.0 x 1 - TAA Compliant
Opto-Isolated USB to RS232 / RS485 / RS422 Converter (Industrial / Por – CommFront
USB-ISOLATOR - Single Port USB Isolator - ACCES I/O Products
Amazon.com: High-Speed Isolation USB to TTL Serial Module Power Isolation Optocoupler Isolation 3.3V 5V TTL Output : Electronics
USB Isolator USB to USB Optocoupler Isolation Module Coupled Protection Board ADUM3160 Isolation Voltage 2500V Sale - Banggood USA Mobile-arrival notice
USB 3.0 SuperSpeed 10-36V Isolator (ADQ-USB-ISO-W) ($289.95) : Saelig Online Store
usb isolator
High-speed isolation USB to TTL serial power supply optocoupler isolation 3.3V 5VTTL output CH340
USB to TTL serial opto-isolated converter - CH340
BB-UHR402 - Advantech - USB Isolator, Ruggedized, 2-Port
USB CW (morse code) keying cable with opto-isolator | eBay
Intona Hi-Speed USB Isolator (hi-speed, full speed) 7055-B 5kV Ships from USA | eBay