The nearly 80-page compendium "ABC of Capacitors - Fundamentals, Characteristics, and Types of Capacitors" is available in both German and English. Author Stephan Menzel provides an introduction to capacitor technology and describes the variety of capacitor types along with their properties and characteristics. The book can be used as an introduction for learners or as a refresher and deepening of knowledge about capacitors and their applications in assemblies. "ABC of Capacitors" is a fundamental textbook that compactly presents the relationships and technical characteristics related to capacitor technology. It begins by explaining the relationships of the electric field and permittivity, as well as the structure and operating principle of a capacitor. To help users understand what to consider when selecting capacitors, the book addresses electrical parameters and characteristics, along with their dependencies.