






🔗 Legacy Meets Modern: Connect Smarter, Work Faster
The Gearmo 4 Port RS232 to USB Adapter features an advanced FTDI chipset supporting automatic handshaking and full RS232 protocol compatibility. Designed for professionals managing legacy serial devices, it offers plug-and-play USB connectivity with dual-color RX/TX LEDs for easy diagnostics. Compatible with Windows, Linux, and MacOS, this compact, power-free adapter ensures robust, multi-device serial communication backed by over 20 years of trusted American engineering.





| Standing screen display size | 2 Inches |
| Brand | Gearmo |
| Item model number | GM-FTDI4X-LED |
| Item Weight | 0.634 ounces |
| Color | Black |
| Manufacturer | Gearmo |
| ASIN | B08P24ZQ1B |
| Is Discontinued By Manufacturer | No |
| Date First Available | November 23, 2020 |
D**S
Nice usb to 4 serial port adapter
The device was easy to install. Started using it in just a couple minutes. I would buy another one if I need more ports.
F**R
It works great.
It also works great with linux operating system.
Trustpilot
1 week ago
3 days ago