USB Serial 12 Inch RS232 Serial Adapter FTDI Chip with LED


The GearMo GM-FTDI2-A12 is short USB serial adapter!  This 12 inch USB to RS232 serial adapter has a sleek design is the perfect portable connection for serial devices. Making use of the best FTDI Chip, RS232 serial connections are easy and convenient!


  • 12 inch short serial connection
  • Great for mobile RS-232 applications
  • LED indicators for power, RX, and TX signals
  • Compatible with most GPS and PDA devices
  • Supports Windows 7, 8, 10, and 11, Linux, OSX

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Model #: GM-FTDI2-A12 Category: Tag:

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USB Type-A connector with RS232 Serial Adapter

The 12 inch USB serial device adapter with FTDI Chip is perfect for mobile applications and devices. USB to Serial ports are automatically configured as additional COM ports to work with modems, printers, scanners, digital cameras or other office equipment at speeds up to 920K.

This USB serial adapter features Power LED and RX/TX LEDs, which allows you to monitor the operation of the device while activity is present. Can be used when no COM port is available in newer computers.

With rapid development of the computer industry, USB is taking the place of various kinds of traditional low speed peripheral interfaces. Still used in many important facilities under current industrial environments this USB serial adapter is used to implement the data transmission of 300 to 921.6Kbps baud rate from USB to RS232 Serial equipment.

The GM-FTDI2-A12 has an automatic detection of the transmission rate of the serial interface signal and Built-In Surge protection up to 600W.

GM-FTDI2-A12 USB Serial AdapterFeatures & Specifications:

  • Indication LED’s for Power, TX and RX
  • Compatible with most GPS and PDA devices (Garmin, Magellan, and Palm)
  • No power supply needed, plug and play
  • No IRQs, DMA or required. No IRQ Conflicts
  • 12 Inch USB to Serial Cable
  • Baud rate: 300bps to 1Mbps
  • RS232 output power: -5.7 to +5.7VDC
  • USB 1.1 and 2.0 compliant
  • Automatic send data control
  • Auto detection of data speed
  • Zero delay automatic transmission
  • Built-in static and surge protection up to 600W
  • Supports Windows 7, 8, 10, and 11, Linux, OSX

OS Support:

  • Windows 7, 8, 10, and Windows 11
  • Linux
  • Mac OS 10.X

Package Contents:

  • 12 inch USB serial RS232 adapter
  • Latest FTDI Drivers (also available for download)
  • GM-FTDI2-A12 Product Manual (also available for download)

Additional information

Weight .15 lbs
Dimensions 4 × 4 × .75 in




Cable Length


USB to RS232

Supported OS

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1 year from date of purchase.

Drivers & Manuals


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