COM-4CX-USB Serial Communication USB I/O Unit RS-232C 4ch - X Series

Discontinued

Standard Warranty1 yr
Extended WarrantyAvailable

End of Repair Service: 2027/08/02

Check a compatible replacement

* The end of repair date may change depending on the situation.

Max. 921,600bps RS-232C Serial Communication)
Possibly used as Windows-standard COM ports, using the bundled driver library
Each channel is equipped with separate 128-byte / 384-byte FIFO buffers for transmit and receive.
Compatible to USB1.1/USB2.0
USB HUB function

*
For details about an extended warranty, please contact us

Ordering Information

Replacement Product

Model	Definition
RS-232C 4ch Serial I/O Unit for USB COM-4CN-USB	There are some differences between COM-4CX-USB and COM-4CN-USB, such as dimensions, conditions of use and USB hub function. For details, please see manuals.

Ordering Information

Model	Description	Certification
COM-4CX-USB [Limited Stock]	[End of Repair Service : 2 August, 2027] Serial Communication USB I/O Unit RS-232C 4ch - X Series

Options

Cable

Item	Item Name
RSC-9F	Cross Cable, RS-232C D-SUB9P(1.8m)
RSS-25M/9F	Straight cable for Connector Conversion, RS-232C(25M -> 9F, 1.8m)
RSS-9M/F	Straight Cable, RS-232C D-SUB9P(1.8m)

Power Supply / AC Adapter

Item	Item Name
POA200-20-2	AC-DC Power Adaptor(5VDC, 2A)

Other Accessories

Item	Item Name
BRK-USB-X	USB I/O Unit Bracket for X series

Extended Warranty Service

Item	Item Name
ESP-F5	Extended warranty service package (5 years service course) (Japan only)
ESP-S1	Extended warranty service package (Extension one year) (Japan only)

The optional bracket product, the BRK-USB-X is only fixable on the USB port side of COM-4CX-USB.