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  • $309.05
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Coolgear USB-8COMi-RM USB to Octal RS-232/422/485 adapter metal case w/DIN-Rail

In stock.
Ships from United States.
  • Adds RS232, RS422, or RS485 Serial COM Ports to your system.
  • DIP Switch control with 8 sets of 4-pin DIP switches to control mode settings.
  • Utilizes a Built-in switching power supply of 100V-240V

The 8 port serial adapter is designed with 8 external 4-pin dip switches to independently set RS-232 RS-422or RS-485 mode conveniently without the need to open the metal chassis.DIN rail bracket included for industrial application environments and can be also mounted to a 19 rack the rack mount kits are included with the adapter.

Termination and biasing option are available for data transmission lines. The adapter provides instant connectivity to RS-232 RS-422 RS-485 communication devices for POS factory automation equipment multi-drop data collection devices bar code readers etc...Supports harsh environments.


  • Operation modes-eight external DIP switches for easy RS-232 RS-422 RS-485 mode settings
  • Installed as standard Windows COM port
  • SECC metal chassis with both DIN rail brackets and rack-mounting kits for flexible mounting
  • Full RS-232 modem control signals and hardware/software flow control
  • RS-232 data signals: TxD RxD RTS CTS DSR DTR DCD RI GND
  • RS-422 data signals: TxD- TxD+ RxD+ RxD- GND RTS- RTS+ CTS+ CTS-
  • RS-485 4-wire data signals: TxD- TxD+ RxD+ RxD-
  • RS-485 2-wire data signals: Data- Data+
  • Automatic transmit and receive control for 2-wire RS-485 half-duplex mode
  • Baud rate up to 921.6K bps
  • Non-standard baudrates supported
  • LEDs of Power TxD and RxD for easy port monitoring and diagnostics
  • Serial port protected with surge protection of 10KV
  • Built-in switching power supply of 100V~240V
  • Easy plug and play installation
  • COM port number assigned can be changed to any COM port number required
  • Works with USB 1.1 & 2.0 host port
  • Windows XP Vista Windows 7 Windows 8 and Windows 10
  • Linux and Mac OS 10.X

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

  • Return for refund within: 30 days
  • Return for replacement within: 45 days
  • This item is covered by CoolDrives Return Policy

Manufacturer Contact Info