StarTech.com 10 Port Industrial USB 3.0 Hub - ESD and Surge Protection - DIN Rail or Surface-Mountable Metal Housing
StarTech.com 4 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter w- 4 Dedicated 5Gbps Channels - UASP - SATA-LP4 Power
StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 - RS485
StarTech.com 4 Port USB 2.0 Hub - Metal Industrial USB Hub (USB-A to 4x USB-A) - Mountable, ESD-Surge Protection - Extended Operating Temp
StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe to Serial DB9 RS-232 Controller Card - 16950 UART - Windows-Linux
StarTech.com USB to RS232-RS485-RS422 4 Port Serial Hub Adapter - Industrial Metal USB 2.0 to DB9 Serial Converter - Din Rail Mountable
StarTech.com USB to Serial Adapter Hub - 4 Port - Industrial - Wall Mount - Din Rail - COM Port Retention - FTDI USB Serial
StarTech.com USB to Serial Adapter Hub - 8 Port - Industrial - Wall Mount - Din Rail - COM Port Retention - FTDI USB to RS232
StarTech.com USB to Serial Hub - 16 Port - COM Port Retention - Rack Mount and Daisy Chainable - FTDI USB to RS232 Hub
StarTech.com USB to Serial Hub - 8 Port - COM Port Retention - Rack Mount and Daisy Chainable - FTDI USB to RS232 Hub
Tripp Lite USB Hub 10-Port 2 USB 3.0 - 8 USB 2.0 Ports Combo USB Charging