Different names for our Variable Frequency Electrical Drive are variable speed drive, customizable speed drive, movable recurrence drive, and inverters. Both single and three stage drive can change input capacity to movable recurrence and voltage hotspot for controlling rate of AC engines. The advantages are various and it provides the best power saving for varied applications. In addition, the most widely and recognized is drive for fans and pumps. The offered Variable Frequency Electrical Drive enable the customers to coordinate the engine speed to the load necessity. There is zero other technique for AC electric engine control that enables the users to achieve this outcome.