| Specification||USB Specification Rev. 2.0, Hi-Speed|
| Number of ports||4|
| Maximum Speed||921.6Kbps|
|Signal Lines||RS422: TXD+, TXD-, RXD+, RXD-|
RS485: TRXD+, TRXD-
| Surge Protection||15KV Surge protection|
| Flow Control||XON/XOFF|
| Data crash prevent||Auto Toggling|
| Connector||DE-09S (DB9 Female)|
|Supported OS||Windows 7/8/8.1/10|
Windows Server 2008, 2012
|Operation Temperature||0 ~ 50 °C|
| Storing Temperature||-20 ~ 70 °C|
| Humidity||5 ~ 95% Non-Condensing|
|Certificates||CE, FCC, KC|
Easily and quickly add additional serial ports to your system through the USB port. The Multi-4U delivers maximum performance up to 921.6Kbps. The USB to Serial Multiports support most Windows and Linux operating systems and include 15,000 volt surge suppression eliminating blown ports.
The Multi-4U includes a 4 port panel with a DB9 connector and is available in two models, RS232 and RS422/RS485. Simply plug in the USB connector and you have a COM port to connect modems, printers, bar-code scanners or other any serial devices.
- The Multi-4U plugs into the USB port on your system. The connector panel has four DB9 female connectors and is available with support for either RS232 or RS422/RS485. LEDs next to the connector provide visual communication status of the ports. No additional power supply is required.
Supports USB Specification Revision 2.0:
- The Multi-4U supports revision 2.0 and is compatible with revision 1.1
15KV Surge Protection – Built-in:
- Don’t risk blown ports and down time. The Multi-4U has built-in 15,000 volt surge suppression to protect against electrical spikes and blown ports giving you more reliable communications.