The ICUSB2328I Industrial 8-Port USB to Serial Hub with DIN Rail Clips converts a single USB port into eight RS232 serial ports, enabling you to connect to, monitor and control your serial devices.Featuring rugged metal construction, with sturdy wall-mounting brackets and top-hat DIN Rail clips (included), this 8 port USB to RS232 Serial Hub provides versatile mounting options and a robust solution for both harsh industrial environments and simple desktop installations.This USB powered adapter also retains assigned serial COM port values once connected, allowing the same values to be automatically reassigned to the USB serial hub ports.- INDUSTRIAL STRENGTH: Built to withstand harsh environments, this 8 port USB to serial RS232 adapter has a rugged all-metal enclosure for added durability in industrial settings- COM RETENTION CAPABILITIES: For added convenience, this FTDI USB to DB9 RS232 hub features COM retention so COM port assignments are maintained during reboots- PLUG AND PLAY INSTALLATION: This DB9 serial converter is powered by an available USB port / cable so no external power adapter is required- INSTALLATION OPTIONS: This USB serial adapter has integrated wall mount brackets and included DIN Rail clips for versatile mounting options- THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 8 port FTDI USB to serial DB9 RS232 adapter is backed for 2-years, including free lifetime 24/5 multi-lingual technical assistance