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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. USB Industrial 2-Port Serial RS-232 w/FTDI Chipset, RX/TX LED Indicators, DIN Rail Mount Bracket, & Surface Mounting Brackets
    $54.95

    2-port USB to Serial 9 Pin RS-232 Industrial adapter with Surface or Din Rail mounting Configuration. Surface Visible Power and Activity LED's for easy diagnostic review. Utilizes FT2232H FTDI Chip set Automatically configures the additional COM ports Plug and Play allows easy installation Perfect for connecting serial modems, bar code scanners, CNC routers, and others Rugged metal industrial design Learn More
  2. 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

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  3. 1 Port USB to Serial RS-232 Hub w/ FTDI Chipset & LED Indicators - Rugged Metal Housing Ideal for Mounting
    $34.99

    Gearmo Single Port Industrial USB 2.0 to Serial Converter with Power RX and TX LED is a great solution when a limited number of serial ports are available.

    • Utilizes FT2232H FTDI Chip set
    • Automatically configures the additional COM port
    • Plug and Play allows easy installation
    • Perfect for connecting a serial modem, bar code scanner, CNC router, or other serial devices
    • Rugged metal industrial design
    • 25KV ESD surge protection iCoupler isolation
    • Supports Windows 7, 8, 10, and 11, Linux, OSX
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  4. USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above
    $21.95

    This 3 ft. USB to Serial adapter is a tool of choice when supporting serial peripherals in newer computers without serial support. Now supported by Windows 11, this is an ideal solution for device support.

    • LED activity monitoring
    • Full support of RS-232 signals
    • USB bus powered
    • 3ft. cable connection
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  5. High-Speed USB RS-232 Serial Adapter DB-9 Male FTDI Chipset - Windows 10
    $24.95

    Work smarter, not harder! this serial cable gives you the most simple way of attaching your notebook or desktop to a serial modem, mouse, or PDA. It lets you connect an serial RS232 device to a USB port! Learn More
  6. USB to RS-422/485 Converter w/ DB9 Male Surge Protection
    $71.38

    Surge protection and optical isolation RS 422/485 DB9 male ports Speed up to 921.6kbps no external power supply Supports Windows 7 and Vista (32 and 64-Bit) Overview Isolated industrial serial ports on USB connect RS-422 and RS485 devices, used in industrial environment. Learn More
  7. Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension Cable
    $20.85

    RS-232 | 128 Bytes Receive | 256 Bytes Transmit | FTDI

    • Expand Your Serial Capabilities: The Mini Serial Adapter can be utilized through an existing USB Port to work with your legacy serial connections. It’s great for newer technologies with no serial port connections.
    • Safe Connections: Designed with a unique system load reduction feature, the Mini USB to Serial Adapter also offers 15kV ESD protection for connected devices.
    • Upstream: 1 USB port, Type A Male Connector
    • Downstream: 1 Male DB9, w/ nuts
    • RS-232 Signals: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
    • Transmit Buffer: 256 Bytes
    • Receive Buffer: 128 Bytes
    • LEDs: TX / RX
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  8. 12in. High-Speed USB to RS-232 Serial DB9 Adapter Cable - Windows 7/8

    Regular Price: $18.69

    Special Price $16.99

    Windows 7/8 Compatible 12 inch FTDI CHIP DB-9 Serial Adapter High Speed USB SERIAL RS-232 Learn More
  9. 6ft USB to DB-9 RS232 Serial Converter with FTDI Chipset

    6ft. USB to RS232 Converter with FTDI chip inside uses RX, TX, and Power LED indicators as it interfaces with your equipment. The USB to serial adapter won't give you any hassle as it installs as a standard COM port. Supports Windows 7 and VISTA (32 and 64-Bit). Learn More
  10. PROLIFIC CHIP 16 inch DB-9 Serial Adapter High Speed USB SERIAL RS-232

    For the computer users that require an RS-232 connection over a shorter cable length, this 12 inch USB to DB-9 converter cable (CG-RS232-P12) include RX/TX communication signals and Power LEDs that utilizes a Prolific Chipset. Learn More

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