This module examines Electro-magnetism and rare earth permanent magnets materials, principles of operation and control of electrical machines and power electronic systems for example induction machines, synchronous machines, special and advanced machines, superconducting machines. It illustrates the applications of power electronic devices including IGBT, Thyristor, etc rectifier circuits inverter circuits frequency changing circuits chopper circuits use of resonance in power electronic systems, in addition to control and design of converter circuits and determination of filter technologies based on harmonic calculations. Characteristics of modern power electronic devices, driver circuits and protection. Also, it shows analysis and design of practical applications of electrical machines and power electronic systems equivalent circuit analysis methods D-Q methods computer aided analysis and simulation techniques and performance analysis, motor control methods such as flux vector control and field oriented control.