Product/ Categories Computer Cabling   1 x 422/485 TCP/IP   1 x Serial TCP/IP   16x Serial Adapter   1x 422/485 USB   1x LPT PCI   1x LPT USB   1x Serial PCI   1x Serial PCMCIA   1x Serial USB   2 x 422/485 PCI   2 x Serial TCP/IP   2x 422/485 USB   2x LPT PCI   2x PS/2 Serial   2x Serial PCI   2x Serial PCMCIA   2x Serial USB   4 x 422/485 PCI   4 x 422/485 TCP/IP   4 x Serial TCP/IP   4x 422/485 USB   4x Serial PCI   4x Serial USB   8 x 422/485 TCP/IP   8 x Serial TCP/IP   8x Serial Adapter   Audio Video Cables   Audio/Video Gear   Best Buys   Cool Stuff   DVI Gear   Ethernet Serial Servers   ExpressCard   HDMI Gear   HDTV Gear   HOT NEW ITEMS   Industrial Serial Adapters   Laptop Express Cards   Multi I/O PCI Card   PCI-Express Cards   Serial Adapters   Serial ATA   Serial Cables   Serial Extenders   USB 3.0   USB BIOMETRIC   USB DIVX Player   USB DVI   USB DVP/DVR   USB DVR   USB HDTV   USB OTG   USB to Serial Adapters (RS232, RS422 & RS485)   USB Wi-Fi   Wireless Device Servers   Wireless USB  shopping basket   view cart | checkout Computer Cabling & Networking Solutions @ Everyday Low Prices! COOLGEAR Home > 4x 422/485 USB Image Product(Click on Heading for more details) Price Part No.USB-4COM-I USB to four serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485... Adapter Part No.USB-4COM-I USB-4COMi l Adds four high speed RS-422 ports via USB connection l 384 byte receive buffer l 128 .... MORE INFO (CLICK HERE) Retail: $296.45 Our Price: $139.98 Part No.USBG-8X-RS232 USB 8 Port Serial DB-9 RS-232 Adapter Box with Prolific Chipset ... 6ft Cable Part No.USBG-8X-RS232 Plugging the USB Serial Adapter into the USB port, the adapter is automatically detected and installed. Supports Win.... MORE INFO (CLICK HERE) Retail: $305.24 Our Price: $144.13 Part No.USB-4COMi-M USB-4COMi-M USB to Quad RS-422/485 Optical Isolation/Metal case with DIN-Rail... 3ft. Cable Part No.USB-4COMi-M USB-4COMi-M USB to Quad RS-422/485 Adapter (with Optical Isolation) USB to four serial port converter with DB9 (9-.... MORE INFO (CLICK HERE) Retail: $317.20 Our Price: $149.78 Part No.8XDB9-USB 8-Port X DB-9 RS-232 USB Serial Adapter Data Control Box Eight Port Serial... 4.5x5x1.89 Part No.8XDB9-USB Supports windows 7 (32 and 64-Bit) Converts a USB port into 1,2,3,4,5,6,7,8-serial ports capable of Serial ports spee.... MORE INFO (CLICK HERE) Retail: $338.80 Our Price: $159.98 Part No.USB2-8COM-M USB 2.0 Serial Adapter Box Industrial 8-Port RS-232 FTDI Chip High-Speed 921.6Kbps... 4.5x5x1.89 Part No.USB2-8COM-M RoHS Compliant PRO USB Serial Adapter with Com Port Retention Technology and High-Speed 920K Support. Supports Windo.... MORE INFO (CLICK HERE) Retail: $359.98 Our Price: $169.98 Part No.USB-8COMi-M USB-8COMi-M USB to 8X DB-9 Port RS-422/485 Optical Isolation/Metal case with DIN-Rail... 3ft. Cable Part No.USB-8COMi-M USB-8COMi-M USB to Quad RS-422/485 Adapter (with Optical Isolation) USB to eight serial port converter with DB9 (9.... MORE INFO (CLICK HERE) Retail: $528.98 Our Price: $249.78 Part No.USB-4COMi-SI USB to Quad Opto-isolated RS-422/485 Adapter... 4x5x2 Part No.USB-4COMi-SI l USB to Quad Opto-isolated RS-422/485 Adapter -with optical isolation (2000V) .... MORE INFO (CLICK HERE) Retail: $592.94 Our Price: $279.98 Part No.USB-4COMi-SI-M USB-4COMi-SI-M USB to Quad RS-422/485 Metal case with DIN-Rail... 3ft. Cable Part No.USB-4COMi-SI-M USB-4COMi-SI-M USB to Quad RS-422/485 Adapter (with Optical Isolation & Surge Protection) The USB-4COMi-SI-M USB-to-Op.... MORE INFO (CLICK HERE) Retail: $624.28 Our Price: $294.78