Gearmo® certified drivers and product manuals available below. If you are unable to locate what you need, please use our support contact form for further assistance.
Download the latest drivers, firmware, and software for your HP USB to Serial Port Adapter.This is HP’s official website that will help automatically detect and download the correct drivers free of cost for your HP Computing and Printing products for Windows and Mac operating system.
- SerialComm Downloads, Drivers, and Free Software Tools. Industrial Ethernet to Serial Server. USB To 4 Port RS485/RS422 Adapter 2.0 FTDI Drivers.
- USB-RS232 Serial Converter Driver Download. Windows 7 64-bit & 32-bit, Windows Vista 64-bit & 32-bit, Windows XP, Windows 2000, Windows Me, Windows 98. Important note regarding Windows 7 and Vista: The driver MUST be installed 'as Administrator' Right-click the downloaded EXE file and choose Run as administrator.
- FTDI drivers may be used only in conjunction with products based on FTDI parts. FTDI drivers may be distributed in any form as long as license information is not modified. If a custom vendor ID and/or product ID or description string are used, it is the responsibility of the product manufacturer to maintain any changes and subsequent WHCK re.
- Download the drivers for your product! About Serialio We provide workforce, asset, and automation mobile software fully integrated with both the cloud and data collection peripherals.

Ni Serial Driver Download
Special note before driver download:
If running any driver download files from our website produces an error stating it needs to be “elevated” try downloading and saving the file directly to your desktop. Right click the install file and choose “Run as Administrator”, choose “OK” if User Control is enabled, then double click on the executable file to install. This should allow you to install the driver, If this does not produce a successful install, please contact Support.
FTDI Windows Drivers For all Gearmo USB to Serial & TTL Converters with FTDI Chipset Supports Windows XP/Vista/7/8/8.1 & Windows 10 |
Exar Windows Drivers For Gearmo GM-U28RS232 & GM-U24RS232 using Exar Chipsets. Supports Windows 7/8/8.1 & Windows 10 |
FTDI MAC OSX Drivers For all Gearmo USB to Serial & TTL Converters Supports all 32 & 64bit Intel Mac Platforms |
MCS7780 Mac OSX driver For Gearmo USB InfraRed Adapter Supports OSX 10.5 through 10.9 |
MCS7780 Windows Drivers For Gearmo USB InfraRed Adapter Supports Windows XP – Vista – 7 – 8 – 8.1 Windows 10 not supported. |
Cdc Serial Driver Download
GM-FTDI-A12 User Manual | GM-FTDI-8 User Manual |
GM-FTDI-A36 User Manual | GM-FTDI-36 User Manual |
GM-FTDI4X User Manual | TTL5VT Spec |
GM-FTDI2X User Manual | TTL5P |
FTDI-LED User Manual | TTL3VT Spec |
GM-485422 User Manual | US-422I User Manual |
GM-482422 User Manual | GM-HU34 User Manual |
GM-HU37 User Manual | GM-PCLINK3 User Manual |