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2x 422/485 USB

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USB to Dual Serial RS-422/RS-485 Port Converter with Isolation/Surge

Limited stock, 3 available.
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 hz). This model supplies Optical Isolation & Surge Protection. Each RS-422/485 port is individually optically isolated with 2000 volt DC optical isolation.
Part# USB-2COM-I-SI
$89.89
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USB-2COMi-M USB to Dual RS422/RS-485 Industrial Adapter

Limited stock, please call or email for status.
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# USB-2COMi-M
$84.99
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2 Port USB to RS-422 /485 Optical Isolated Adapter

Limited stock, 3 available.
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# USBG-2COMi-SI-M
$139.99