Features: Experience reliabledly and stable data transmission with our Industrial USB RS485 Serial Converter Module, featuring original FT232 chip for seamlessly communication. This converter module boasts a rail mounted designing with onboards DCDC power isolation, providing stable isolated voltages and output shortcircuits protections without needing additional powering on the isolated end. For engineers, technicians, and professionals in industrial automation who require strong serial communication solution. Perfectly suited for factory automation systems, equipment monitoring, data acquisition, and other industrial control applications. Equipped with multiple protections circuits on the USB end, this module effectively prevents statics damage, safeguarding downstreaming circuits and devices, making it essential tool for any industrial setups. Specifications: Item: USB 485 422 Serial Converter Module Chip：original FT232 Package ： U4P FT1B USB to RS485 / U44P FTB USB to RS485/RS422 Optional Connection: USB Size：about 83x54mm/3.27x2.12in Package Includes: 1Set USB Serial Converter Module note: Due to the problemsof lighting effects, there will be tolerances in product, please understand. Please allow 0-1cm error due to manual measurment