This book deals with hydraulic cylinders of varying designs. The principles of operation, constructional details, and classification of the hydraulic cylinders are explained in detail. This book also covers the topics of position transducers and swing clamp cylinders. Further, the details of cylinder applications, the design aspects of hydraulic cylinders, and the safety requirements of the cylinders are explained in this book. The book uses the SI system of units. The language of the book is simple, the topics are logically arranged, and the information is most up-to-date. A fluid power professional should possess exceptional knowledge about hydraulic cylinders for his/her continuing professional development and career advancement. A faculty or a student in an engineering institution must acquire the knowledge of hydraulic cylinders to upgrade his/her knowledge. As the knowledge and skill of the reader improve, professional life becomes more outstanding and comfortable. The book has been written by a professional trainer who has trained thousands of professionals and students, for over 25 years. If you are looking for more in-depth knowledge of fluid power, then this book is a valuable resource that will assist you in your quest for professional development.