O.E.M. ASC749227AIN02 #ad - Usb/firewire Adapters. Product type/ category: usb hub part# = ici202a Manufacturer Warranty: 5 Year I/o & storage Controllers. Black box industrial-grade usb hub, 4-port with isolation - usb - external - 4 usb ports industrial grade 4 port usb hub Industrial-Grade USB Hub, 4-Port with Isolation Black Box Industrial-Grade USB Hub, 4-Port with Isolation 6-ft.