Moving from a system to components approach, this textbook provides fundamental knowledge on how a typical hydraulic system generates, delivers and deploys power using liquid medium. It covers the key configuration features of core components, demonstrating their individual functionality in such a system and looking at how they work together to perform the designated task of power transmission. By presenting this information in an easy-to-follow way, this work provides engineers and technical managers working with relevant industrial sectors a nuts and bolts reference. It is also an effective learning tool for engineering students seeking an introduction to the fundamentals of this technology.