Computer Accessories > Serial / Parallel Adapters Brainboxes 8 Port RS422/485 USB to Serial Multi Drop Hub US-601 Manufacturer: Brainboxes Limited Product ID: US-601 UPC: 837324002706 Our Price : $Price 237.90 Quantity Buy Now Description & Specs Reviews Warranty Description Condition: New Specifications Related Items StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 PEX4S232485 PEX4S232485 Your Price: 150.35 Qty: Buy Now Details StarTech.com 1-Port RS232 Serial Adapter Card with 16950 UART PEX1S953LP PEX1S953LP Your Price: 50.06 Qty: Buy Now Details StarTech.com 16-Port USB-to-Serial Adapter Hub ICUSB23216FD ICUSB23216FD Your Price: 544.00 Qty: Buy Now Details StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART PEX4S553 PEX4S553 Your Price: 103.58 Qty: Buy Now Details StarTech.com 4 Port RS232 Mini PCI Express Serial Card w/ 16650 MPEX4S552 MPEX4S552 Your Price: 75.96 Qty: Buy Now Details