StarTech.com 10 Port Industrial USB 3.0 Hub - ESD and Surge Protection - DIN Rail or Surface-Mountable Metal Housing - 10 Total USB Port(s) - 10 USB 3.0 Port(s)
StarTech.com 8 Port USB to DB9 RS232 Serial Adapter Hub - Industrial DIN Rail and Wall Mountable - USB - 8 x Number of Serial Ports External - 1 x Number of USB Port
StarTech.com USB to RS232/RS485/RS422 8 Port Serial Hub Adapter - Industrial Metal USB 2.0 to DB9 Serial Converter - Din Rail Mountable - Industrial 8 port serial hu
StarTech.com USB to RS232/RS485/RS422 4 Port Serial Hub Adapter - Industrial Metal USB 2.0 to DB9 Serial Converter - Din Rail Mountable - Industrial 4 port serial hu
Black box BLACK BOX LBH600 SERIES FAST ETHERNET (100-MBPS) HARDENED TEMPERATURE SWITCH - (6) 10/100-MBPS COPPER RJ45, 24V DC-POWER, DIN RAIL (LBH600A-HD-24)
Black box BLACK BOX LBH600 SERIES FAST ETHERNET (100-MBPS) EXTREME TEMPERATURE SWITCH - (6) 10/100-MBPS COPPER RJ45, 24V DC-POWER, DIN RAIL (LBH600A-PD-24)