Difference between cycloconverter and VFD? All Questions › Category: Power Electronics › Difference between cycloconverter and VFD? 0 Vote Up Vote Down chetan shidling asked 4 years ago I need short information. 2 Answers 0 Vote Up Vote Down chetan shidling answered 4 years ago Cycloconverter is used for low speed whereas VFD is used for any speed. 0 Vote Up Vote Down Jeyapandian Nagaraj answered 3 years ago Cyclo converter can operate on Any power factor, Without Capacitor bank, For Low Speed High Power Megawatts Applications.