- 1.6ft industrial-grade USB to RS232 (DB25 Male) adapter cable enables seamless communication between your computer and various serial devices through a USB port. - Ideal for connecting to CNC machines, PLCs, plotters, modems, scanners, and more, the cable provides a reliable solution for interfacing with a wide range of devices. - Important: This cable is designed for USB to serial connections (RS232) and is NOT compatible with parallel printers or devices using the parallel protocol (IEEE-1284), despite having a DB25 connector. It operates with software handshaking using only three signals: TXD (Pin 2), RXD (Pin 3), and GND (Pin 7). Ensure compatibility with your devices before purchasing. - Fully compatible with USB 1.1 and 2.0 host and hub ports; powered directly through the USB connection, eliminating the need for an external power adapter. - Incorporates industry-standard FTDI chip set and device drivers to guarantee maximum compatibility and optimal reliability for industrial applications. - Practical applications include connecting legacy serial devices to modern PCs, integrating CNC equipment with laptops, and linking modems or scanners for data transfer without hassle. - With its robust construction and reliable performance, this USB to RS232 adapter cable is a vital tool for any professional needing to maintain connectivity with serial devices.