You can build your own isolated USB Cable - EngineerZone Spotlight - EZ Blogs - EngineerZone
Optically Isolated 7-Port USB Hub with SeaLATCH USB Ports - Sealevel
USB to RS485 Isolated adapter / converter
Adafruit USB Isolator - 100mA Isolated Low/Full Speed USB : ID 2107 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB Isolator for Protection of all types of USB devices
USB 8 Opto-Isolated Digital Inputs Module - Denkovi A E LTD
USB Optically Isolated, industrial 4 Port Hub DIRECT
Black Box SP390A-R3 Converter | Free Shipping
Fluke OC4USB USB Interface Cable | Fluke
Optically Isolated 7-Port USB Hub - Sealevel
USB-ISOLATOR - Single Port USB Isolator - ACCES I/O Products
4 Port RS-232 USB to Serial Adapter w/ Optical Isolation & Surge Protection - Coolgear
Opto-Isolated RS232/RS485/RS422(4-Wire) 4-Port Hub / Splitter (Industr – CommFront
Optically Isolated 7-Port USB Hub with SeaLATCH USB Ports - Sealevel
USB TO RS422/RS485 ADAPTERS W/OPTICAL ISOLATION (FULL SPEED) — Connective Peripherals - Global Store
Black Box Industrial-Grade USB Hub - hub - 4 ports - ICI200A - Power Supplies - CDW.com
USB to Serial Adapter Cable w/ Isolation - Serial Cards & Adapters | StarTech.com
4-Port USB to RS-232 w/ Optical-isolation, Surge Protection, Metal Case
Optically Isolated USB to Serial Adapter by Emil Johnsen — Kickstarter
Amazon.com: Black Box USB to RS232 Opto-Isolated Converter : Electronics
Industrial adapter USB 2.0 to RS232 RS422 RS485 opto-isolated 8 ports - Cablematic
Adapter Isolated USB To UART TTL, USB To Serial Port TTL 5V3.3V2.5V1.8V Optically Isolated Magnetic Isolation _ - AliExpress Mobile
USB TO RS232 ADAPTERS W/OPTICAL ISOLATION (FULL SPEED) — Connective Peripherals - Global Store
