Startech StarTech.com 8 Port USB to Serial RS232 Adapter Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub - serial adapter - USB 2.0 - RS-232 x 8

Easy plug and play installation, with our USB Powered adapter - no power outlet required Integrated wallmount brackets and included DIN Rail clips for versatile mounting options Rugged all-metal enclosure for added durability in harsh environments