ATEN USB to RS-422/485 Adapter - 3.94 ft Serial/USB Data Transfer Cable for Notebook, Camera, Alarm - First End: 1 x USB 2.0 Type A - Male - Second End: 1 x 9-pin DB-9 RS-422/485 Serial - Male - 921.6 kbit/s - Black - 1

The ATEN UC485 is a high quality industrial adapter cable designed to instantly add an RS-422/485 port to your PC or laptop via a USB port. The adapter is powered via the USB connection without needing an external power supply.

The UC485 adapter lets you use a single USB connection to create plug-and-play serial transfers without additional cables or complicated device installations. It lets you connect any RS-485 or RS-422 device to your computer's USB port, without experiencing computer lock-ups, I/O or driver problems. It is the ideal solution for connecting industrial devices such as laboratory machines, measuring equipment, automated systems, monitoring devices, and many more - where mission-critical applications are required.