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This module delves into the intricacies of electric vehicle (EV) technologies, focusing on the on-board electrical system and various components crucial for efficient performance. Participants will gain insights into the advantages of utilizing a 48 V system, understand the role of a 48-Volt starter generator, and explore the functionality of key components in a 48V Belt Starter Generator through detailed block diagrams. The module further covers the significance of DC-DC converters, their working principles, and the role of embedded systems in controlling multi-kW DC-DC converters in electric vehicles. The module proceeds to elucidate the concept of traction, providing an in-depth understanding of traction motors, power generation, and the essential components for power control with embedded systems. Participants will also grasp the intricacies of on-board chargers for hybrid and electric vehicles, including their working principles and the design and development process. Additionally, the module explores wireless charging technologies, outlining their purpose, working principles, and the components of HV/EV wireless chargers through comprehensive block diagrams. Motor configurations in electric vehicles are examined, focusing on Permanent Magnet Synchronous Motors, Brushless DC Motors, 3-phase induction motors, and Reluctance Motors. The advantages and disadvantages of Switched Reluctance Motors are outlined, followed by a practical demonstration involving Bluetooth-controlled mini electrical cars interfaced with smartphones using Arduino Nano.