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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. 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
  2. 72in. USB to RS-232 Serial DB9 Adapter w/ Prolific Chip (Pl-2303HX)

    Regular Price: $20.89

    Special Price $6.27

    USB DB-9 Serial 72 inch RS-232 Adapter cable for connecting to serial devices without the need for an extension. This cable features RX/TX and Power LEDs indicators while it utilizes a Prolific Chipset. Learn More
  3. 36 inch DB-9 Serial Adapter High Speed USB SERIAL RS-232 With FTDI Chipset

    Regular Price: $19.79

    Special Price $14.99

    Supports Windows 7 and 8 and Vista (32 and 64-Bit) with Microsoft Certified Drivers. This FTDI CHIP Adapter is with RX/TX and Power LED and supports OS X and VISTA! Want to connect your GPs, modem, or digital camera easily? Learn More
  4. USB to RS-232 Serial Adapter w/ LED Indicators Windows 11 Support
    $25.25

    Newly designed USB to rs232 adapter with full LED serial activity indicators, a new sleek design and modified color scheme give this serial adapter a great look to suit any application. It follows the standard DB9 pinout with hex nut screw lock mechanisms. Learn More
  5. FTDI Chip USB to RS-485/422 Industrial Isolated w/ DB-9/RJ45/Terminal Screw

    Optically Isolated Industrial USB to RS485 / RS422 serial adapter that is designed with DB-9, RJ45, and Terminal Screw Output interfaces. Used in serial applications such as serial printers, scanners, GPS, and consumer equipment. Learn More
  6. USB to 5v TTL Header Like FTDI TTL-232R-5V - Supports Windows 10

    This USB to Serial UART (TTL level) adapter allows you to connect your computer through USB port and use it as a regular serial communication. All USB protocol is handled within this adapter. There is no other device or programming required. Learn More
  7. 12 Inch USB to RS232 Serial Adapter FTDI Chip 920K with LED
    $17.47

    The GearMo USA-FTDI-A12 is short and to the point!  This 12 inch USB to RS232 serial adapter is the perfect portable connection for serial devices. Making use of the best FTDI Chip, RS232 serial connections are easy and convenient!

    • Incorporates FTDI Chip set
    • LED indication for power, RX, and TX
    • Supports baud rates of up to 1Mbps
    • Built-in static and surge protection
    • Works with Win 7, 8, 10, and Windows 11
    Learn More
  8. USB to RS-422/485 Converter FTDI CHIP w/ Terminals
    $32.75

    USB to RS-485 / RS-422 Converter contains an FTDI Chip with terminals photoelectric interface can convert the single ended USB signal into difference RS-422 or RS-485 signal. The converter includes Transient Voltage Suppressor technology! Learn More
  9. USB to Parallel & Serial Converter  for Windows Xp 2000 and Vista

    Regular Price: $14.04

    Special Price $4.21

    USB to Parallel & Serial Converter needs no additional IRQ, DMA, or I/O address resources and supports serial applications for high-speed transfers up to 230400 bps. Works with Windows Xp, 2000, and Vista. Learn More
  10. USB 2.0 to RS-232/422/485 Selectable Industrial Serial Adapter w/ 15kV ESD Surge Protection
    $64.38

    RS-232 | RS-422 | RS-485 | 512 Bytes Receive | 512 Bytes Transmit

    • Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the serial adapter hub is perfect for installations in labs, warehouses, or heavy machinery.
    • Safe Industrial Connections: Designed for use with Bar Code Scanners, Time Clocks, Label Printers, Point of Sale Terminals, Receipt Printers, and more the USB to Serial Adapter offers 15kV surge protection for connected devices.
    • Effortless Port Configuration: The adapter is designed with external dip switches to set RS-232, RS-422 or RS-485 ports and different operation modes conveniently.
    • COM Retention: COM Ports are fully configurable, and after reboots, port assignments are preserved.
    • USB Power: Power is drawn from a USB connection, no bulky power supply or power outlet is required.
    • Upstream: 1 USB port, Type B Female Connector
    • Downstream: 1 Male DB9, w/ nuts, 1 6-pin Terminal Block
    • LEDs: Power, TX / RX
    Learn More

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