StarTech.com 4 Port Serial Hub USB to RS232/RS485/RS422 Adapter - USB 2.0 to DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable Metal Serial Hub - 15kV ESD Protection
StarTech.com's 4-port serial hub with USB to RS232/RS485/RS422 adapter, IP30 rated and din rail mountable metal serial hub, offers a reliable and secure solution for connecting multiple devices via a single USB port.
