USB To Serial RS-232 Female Cable Adapter with COM Retention And Compatible with Windows, Mac, Linux

Easily add an RS-232 9-pin serial port to any computer with this USB to Serial Adapter .This project which developed for the indian customer !

Perfect for terminal services, data transfer, remote control, and programming, or any application that requires connection to an RS-232 port. Featuring a DB9 Male RS232 DTE connector with full RS-232 signal support (TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND) and a 5 foot (1.8 meter) cable, this bus-powered 9 pin to USB adapter can easily reach your devices at a distance. Or, pair it with an RS232 extension cable for an even further reach. Supporting baud rates from 75bps to 1Mbps with standard stop bit, parity, and flow control options, this USB serial adapter fits almost any application.

This RS-232 to USB adapter is powered by USB, and requires no extra external power. It also supports COM port retention in Windows, ensuring that the COM port number and settings are retained per-adapter across reboots and unplugs.

USB to RS-232 Serial Adapter – Reliable Connectivity for Legacy Devices

The USB to Serial Adapter is the perfect solution for users who need to connect legacy RS-232 devices to modern computers that no longer come with traditional serial ports. Designed with Indian customers in mind,

this adapter offers a reliable, plug-and-play way to add an RS-232 9-pin serial interface to any PC, laptop, or compatible device through a standard USB connection.

This adapter is particularly valuable for industries and applications where RS-232 communication is still essential, such as projectors, POS systems, industrial machinery, medical equipment, networking hardware, and embedded systems. Many projectors and professional AV systems continue to rely on RS-232 for remote management, control, and firmware updates, making this adapter an indispensable accessory for technicians and IT support teams.

Built with a robust chipset  (Prolific PL2303GT Chipset), the adapter ensures stable data transfer speeds up to 1 Mbps, minimizing errors during communication. It supports full RS-232 signal voltage levels, ensuring compatibility with a wide range of serial devices. With its durable construction and high-quality cable, it is designed to withstand daily use while providing consistent performance.

The USB to RS-232 Serial Adapter is compatible with Windows, macOS, and Linux systems, making it a versatile choice for professionals across different platforms. Its compact design makes it easy to carry in a laptop bag or toolkit, providing flexibility and convenience whether you are working in an office, classroom, or field environment.

By bridging the gap between modern USB ports and traditional RS-232 interfaces, this adapter allows Indian customers to extend the life of their existing equipment, avoid unnecessary upgrades, and maintain seamless workflows. It is not just a cable—it is a reliable connectivity solution tailored to meet the unique requirements of today’s hybrid hardware ecosystem.

Tech feature :

Q:What devices can I use this with?

A: Works with RS-232 devices like handheld scanners, POS machines, PLC controllers, printers, scanners, CNC, and more.

Q:Does it use a genuine Prolific chipset?

A: Yes, we use only authentic Prolific PL2303GT chips, ensuring compatibility with the latest drivers and operating systems

Q:Where can i download the PL2323GT driver for my windows OS?

A: identify your specific operating system (Windows, macOS, Linux) and the version of the Prolific chipset (e.g., PL2303) in your adapter. You can find recommended drivers on the manufacturer's website (like www.msl-frorce.com) or potentially via Windows Update. 

For Windows 10/11, you might need a specific version from a driver vendor like Prolific themselves or a site like OEM Drivers.