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4x 422/485 USB

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USB to four serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485
Features : USB-4COMi l Adds four high speed RS-422 ports via USB connection l 384 byte receive buffer l 128 byte transmit buffer for high data throughput l Data rates: 300 bps to 2...
Part No. USB-4COM-I | View Details
$129.89
USB 8 Port Serial DB-9 RS-232 Adapter Box with Prolific Chipset
Features : Now Includes Certified Windows XP and 2003/2000 Server Drivers. Plugging the USB Serial Adapter into the USB port, the adapter is automatically detected and installed. There is no IRQ & COM port co...
Part No. USBG-8X-RS232 | View Details
$146.98
8-Port X DB-9 RS-232 USB Serial Adapter Data Control Box Eight Port Serial
Features : For Windows Vista/98/2000/2003/XP/ME/Vista 32-bit Windows Vista 64-bit and Server OS, FTDI Drivers are fully Microsoft Certified! Converts a USB port into 1,2,3,4,5,6,7,8-serial ports capable of S...
Part No. 8XDB9-USB | View Details
$169.98
USB 2.0 Serial Adapter Box Industrial 8-Port RS-232 FTDI Chip High-Speed 921.6Kbps
Features : Our New Industrial Matel Case High Speed USB 2.0 Serial Adapter line gives your laptop or workstation the ability to communicate between a USB (Universal Serial Bus) port and up to eight RS-232 Ports....
Part No. USB2-8COM-M | View Details
$199.98
USB to Quad Opto-isolated RS-422/485 Adapter
Features : l USB to Quad Opto-isolated RS-422/485 Adapter -with optical isolation (2000V) (USB-4COMi-SI) -with surge protection (25KV ESD)of all signal lines to ...
Part No. USB-4COMi-SI | View Details
$279.98
USB-4COMi-SI-M USB to Quad RS-422/485 Metal case with DIN-Rail
Features : USB-4COMi-SI-M USB to Quad RS-422/485 Adapter (with Optical Isolation & Surge Protection) The USB-4COMi-SI-M USB-to-Optical isolated Quad RS-422/485 Serial Adapter is designed to make serial port e...
Part No. USB-4COMi-SI-M | View Details
$294.78

usb serial adapter from $19.95 only at serial adapter source www.USBGear.com