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USB to Serial

USB to Serial Adapters supporting RS232, RS422, and RS485 signals from a USB serial interface, lower OS also supported. USBGear offers the USB to serial interface adapters in single or multiple ports and various configurations including cable length, RS232 TTL (terminal block), and style.

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  1. 4-Port Compact Industrial USB to RS-232 w/ 1m Octopus Cable & DIN Rail

    Regular Price: $109.95

    Special Price $96.70

    4-Port RS-232 USB to serial adapter adds four industrial RS-232 serial ports by connecting to a USB host port and can be mounted to a Din rail conveniently for stable connections. it is compliant with USB 1.1/2.0 compatible Speed 480 Mbps, hi-speed USB and supports FIFO 128 byte transmit FIFO 384 receive FIFO. Learn More
  2. USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
    $239.95

    4 optically isolated and surge protected terminal block ports, The USB2-4COMi-SI-TB is a USB 2 to 4-port industrial serial adapter that protects you device(s) with optical Isolation, 15KV ESD. Learn More
  3. USB 2 to Industrial 4-Port RS232-422-485 Serial TB Adapter

    4 optically isolated and surge protected terminal block ports, the USB2-4COMi-TB USB to quad port industrial serial adapter is designed to make RS-422 and RS-485 serial port expansion quick and easy. Learn More
  4. 4 Port Professional RS-232 USB 2.0 to Serial Adapter w/Nuts

    Add a 4 Port RS232 to USB adapter to your system without having to configure it! The USA-FTDI4x-NUT USB to Serial Adapter protects your devices from ESD and high voltage spikes and other electrical surges that may cause damage.

    • Automatic handshaking
    • 3ft. cable connection
    • Compatible with serial office equipment
    Learn More
  5. 4-port USB to RS232 Adapter FTDI FT4232H & ZyWyn
    $76.95

    The CG-4X232FTDI is a 4 Port RS232 to USB 2.0 serial adapter cable that is designed for PC, thin client, or server to provide instant COM port expansion via the Universal Serial Bus (USB). Learn More
  6. 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply

    The USB to RS-485 adapter installs automatically once connected to a USB port. When a serial device is connected to it, it will check for a fail signal indicated by a RED LED. With many application uses, this USB to RS-485 serial adapter is mountable and includes an attached USB cable. Learn More
  7. 4-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate
    $43.98

    Connect 4 new or additional Windows COM ports through this FTDI, the USB to serial adapter outputs are automatically configured once connected to give you an easy plug-and-play installation. Learn More

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