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  1. Industrial USB 4 Port Serial RS-232 adapter w/FTDI Chipset, COM Retention, RX/TX LED Indicators, DIN Rail Mount Bracket, & Surface Mounting Brackets
    $82.49

    Gearmo USB 4 Port Serial RS232 featuring FTDI Chipset with LED Indicators Industrial Version

    Learn More
  2. 1-Port USB to Serial Adapter (RS-232/422/485) , DIN-rail

    • Adds one RS-232, or RS-422, or RS-485 serial port via USB connection.
    • Remote Serial Port Sharing: allows remote access to USB serial port regardless of its
      physical location.
    • ESD surge protection of 15 KV.
    • Monitor LEDs of Power, TxD, RxD indicating power & port status.
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  3. USB to Dual Serial RS-422/RS-485 Port Mountable Converter

    Regular Price: $76.91

    Special Price $23.07

    USB to dual serial port converter with DB9 (9-pin male) connectors. The RS-422/RS-485 adapter TX and RX LED signal lights for monitoring and diagnostics. Learn More
  4. USB to Dual Serial RS-422/485 Converter Optical Isolation

    This model supplies Optical Isolation & Surge Protection, each RS-422/485 port is individually optically isolated with 2000 volt DC optical isolation. Comes with a USB cable & power supply (120 volt, 60 hz). Learn More
  5. Industrial Professional USB Serial Adapter RS232 FTDI with 5Volt Out

    The USB-COMPlus is compact and adds a USB to industrial RS232 serial communication port to your system with a 5 Volt option for Barcode Scanners, POS Devices, Modem Control and More with this quality constructed professional serial adapter with FTDI. Learn More
  6. AnyplaceUSB Octal RS-232 Serial over IP Adapter

    Adds eight high speed RS-232 serial ports by connecting to a USB port. Learn More
  7. AnyplaceUSB Quad RS-232 Serial over IP Adapter

    Adds four high speed RS-232 serial ports by connecting to a USB port. Learn More
  8. AnyplaceUSB RS-232 Serial over IP Adapter

    Adds a high speed RS-232 serial port by connecting to a USB port. Learn More
  9. AnyplaceUSB Dual RS-232 Serial over IP Adapter

    Adds two high speed RS-232 serial ports by connecting to a USB port. Learn More
  10. Dual Port USB to Serial RS-232 DB-9 Adapter Cable FTDI Chip
    $43.98

    Dual Port USB to Serial RS-232 DB-9 Adapter Cable FTDI Chip Learn More

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