The 4th IEEE Conference on Energy Conversion (CENCON 2019) will be held at Royal Ambarrukmo hotel, located in Yogyakarta, Indonesia on 16 - 17 October 2019. The objective of the conference is to share the latest research in the areas of power electronics, electrical drives, renewable energy, modeling and control systems. At the same time, it allows the international delegates to discover the “Wonderful Indonesia”.