Amazon.com: waveshare USB to RS232/485/TTL(UART) Industrial Isolated Converter with Original FT232RL Inside and Power Isolation ADI Magnetical Isolation TVS Diode Protection Circuit Aluminium Alloy Enclosure : Electronics
USB to RS485 | RS422 Optically Isolated Industrial Serial Adapter
USB UART 2 click - provides USB isolation | MikroElektronika
Amazon.com: DSD TECH SH-U09C3 Isolated USB to TTL Adapter Featuring FTDI FT232RL IC : Electronics
MCP2200 ISOLATED USB TO UART DEMO BOARD | Microchip Technology
μArt USB-UART Converter - Signoid | Mouser
Debug Board USB to RS232 Isolated Serial Converter from DUPPA on Tindie
4 ports Isolated USB - UART Converter with USB-C from DUPPA on Tindie
Ftdi Cp2102 Ch340 Usb Ttl 1.8v 2.5v 3.3v 5v Uart Level Isolated Serial Converter Adatper - Pc Hardware Cables & Adapters - AliExpress
Ftdi Isolated Usb To Uart Ttl, Usb To Serial Port Ttl 5v3.3v2.5v1.8v Optically Isolated Magnetic Isolation Adapter - Pc Hardware Cables & Adapters - AliExpress
UC-3100P Isolated USB to UART Convertor 1Mbps RS-232 RS-485 RS-422 DB9 For Arduino Android Windows Linux Mac OS 3750V All in one - Price history & Review | AliExpress Seller - INHAOS
Isolated USB-to-UART converter builds in 20 minutes for $20 - EDN
UC-3100P Isolated USB to UART TTL converter USB to RS-232
UC 3100P Isolated USB to UART Convertor 1Mbps RS-232 RS-485 RS-422 For Arduino | eBay
iConnectivity : USB TO UART CONVERTER ISOLATED MODULE