U-485G is an isolated USB to RS485 converter that requires no external power supply. It can be installed by standard DIN rail or with screws. It connects to other RS422/485 devices and up to 32 nodes can be connected in one network. Supports Windows 8 and all older versions.
USB to Isolated RS485 / RS422 Adapter - Uvitron
Industrial grade USB to RS485 Converter - Nordfield
CH340 USB TO RS485 ISOLATED ADAPTER CONVERTER CABLE - AliExpress
Raspberry Pi - FT232RNL USB TO RS232/485/422/TTL Interface Converter, Industrial Isolation
Isolated USB/RS-485 Converter กล้องวงจรปิด และ สัญญาณกันขโมย
USB to RS485 converter shop
Isolated USB-RS485 Converter V3 - KMP Electronics Ltd
Raspberry Pi - USB TO RS232 / RS485 / TTL Industrial Isolated Converter
USB to RS232/RS485 Converter (3KV isolation/6KV lightning protection)
Optical Isolated Converter FT232RL USB 2.0 to RS485
USB RS485 Optical Isolated Converter V1 - KMP Electronics Ltd