StarTech 1 Port Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation VariesBy:Default These envelopes are the ideal

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StarTech 1 Port Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation VariesBy:Default These envelopes are the idealThis USB to RS422 485 serial converter connects to a computer using USB and allows you to connect any RS 422 or RS 485 serial device via the provided DB9 port or hard wired to the terminal block.