USB To RS485 converter, onboard self-recovery fuse and protection diodes, ensure the current/voltage stable outputs, provide over-current/over-voltage proof, improve shock proof performance Usb To Rs485 USB To RS232/485/422/TTL Converter With FT232RNL Chip, Industrial Isolated USB Adapter With Multiple Protection, Support Multi Devices And Android, Windows 11 / 10 / 8.1 / 8 / 7, Etc Multi System Rs232 To Usb Onboard power supply and signal indicators, supports 3.3V / 5V level and RS232 / RS485 communication switching. Built-in self-recovery fuse, ESD and IO protection diode circuits, etc. 3 LEDs for indicating the power and transceiver status; Adopts ABS protection case, compact size, portable and easy to use, cost-effective Onboard RS232/485 communication switching circuit, configured by switch; Onboard 120R terminal resistor on the RS485 interface, enabled/disabled via switch Industrial Grade Isolated USB Converter USB TO RS232/485/422/TTL Original FT232RNL | Stable Transmission | Multiple Devices Applicable | Multi-OS Compatible Buy Waveshare FT232RNL USB TO RS232/485/422/TTL Interface Converter Date First Available February 20, 2024 Manufacturer Coolwell Industrial Isolation USB TO RS232/485/TTL Converter Module Onboard FT232RL USB To RS232 converter, onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic