The Omron MKS3PI AC230 is a 3-phase PLC power supply module that is part of the Omron MKS series. It provides input power to PLC, inverter, drive and motor systems, as well as other supporting equipment. It is rated up to 230V AC and outputs up to 3A of current. It is a single unit, easy to install and maintain, and is suitable for use in industrial and commercial environments. It is designed with safety features such as surge protection, overload protection, and overtemperature shutdown.