4 Port USB to RS-232/422/485 Auto Setup Adapter for Win – Linux – Mac


USB to RS232 Adapter with RS422 and RS485

High-speed 4 Port USB to RS-232, RS422, RS485 Serial Adapter with 128 byte FIFO memory chip. Use with newer computers where serial ports no longer exist. Through an available USB port experience speed settings of up 500.000BPS in communication.

  • Features Auto Setup for Windows, Linux, and Mac systems.
  • Incorporates 128 byte FIFO memory to allow High-Speed performance.
  • COM port number assigned can be changed to any COM port number required.
  • Full RS-232 modem control signals and hardware/software flow control.


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