USBGear.com Logo
USB Infrared Adapter USB IRDA $29.95
Home / 2x 422/485 USB




2x 422/485 USB


Image
Product/Description
Price/Buy
2 Port USB to RS-422 /485 Optical Isolated Adapter
This 2-Port USB to RS-422/485 serial adapter allows you to add two RS-422 or RS-485 serial ports by connecting to a USB port. This adapter offers 2000V optical isolation and 25KV ESD surge protection.
Part No. USBG-2COMi-SI-M | View Details
$139.99
Isolated USB to 2-Port RS232 / 422 / 485 Serial DB-9 Adapter
Isolated RS232 / 422 / 485 Serial Signal, The CM-422485DB-i2 Isolated USB to 2-Port serial interface adapter features 2.5kV isolation to ensure 2 serial devices by DB-9 port connected require long range or multi-drop.
Part No. CM-422485DB-i2 | View Details
$129.99
USB-2COM-SI-M - 2-Port RS-232 USB-to-Serial Adapter, with Optical-isolation and Surge Protection, Metal Case

USB-2COM-SI-M - 2-Port RS-232 USB-to-Serial Adapter, with Optical-isolation and Surge Protection, Metal Case

...

Part No. USB-2COM-SI-M | View Details
$149.89
USB2-4COM-SI-M - 4-Port RS-232 USB-to-Serial Adapter, with Optical-isolation and Surge Protection, Metal Case

The USB2-4com-si-m 4 port USB to RS232 DB9 Serial port has Optical Isolation and Surge Protection all housed in a professional Metal Case that can be Surface mounted. Great for Labs, Medical applic...

Part No. USB2-4COM-SI-M | View Details
$199.89
USB-2COMi-M USB to Dual RS422/RS-485 Industrial Adapter
Support for your existing RS422 and RS485 serial devices doesn’t disappear because your new computer doesn’t have serial ports. The USB-2COMi-M USB to Dual Serial Adapter supports 2 DB9 high speed communication with 128 byte FIFO, Terminal Block and 2-pin DIP Switch mode control.
Part No. USB-2COMi-M | View Details
$84.99
USB to Dual Serial port converter with DB9 connectors. RS-422/RS-485 Optical Isolation & Surge Protection

USB-2COMi-SI-120V (120 volt, 60 hz version):
USB to dual serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485)
Comes with a USB cable & power supply (120 volt, 60...

Part No. USB-2COM-I-SI | View Details
$89.89
USB to dual serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485
Adds two high speed RS-422/485 ports via USB connection.
Part No. USB-2COM-I | View Details
$99.89