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USB2-4COMi-TB Quad industrial serial adapters are designed to make serial RS-422 and RS-485 port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB to industrial serial adapter instantly adds four or eight RS-232/422/485 multi-electrical interface serial communication ports to your system. By taking advantage of the plug-and-play and hot-plug features of the USB bus, this industrial serial adapter makes it easier than ever to add four/eight industrial communication ports to your system.
Hi-Speed 4-Port USB to Serial Adapter (Terminal Block, RS-232/422/485) with Metal Case