Product: StarTech.com 8 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub (ICUSB2328I), Black
Brand: StarTech
Color: Black
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

Search query: allen bradley usb serial adapter
Relevance: Substitute