The SMC CD55B40-15 Compact Cylinder is designed to meet the ISO 21287 standard, ensuring high compatibility and reliability in various industrial applications. This double-acting, single rod cylinder is built for efficiency and space-saving, making it an excellent choice for tight spaces. It features a built-in magnet for auto switch capability, allowing for easy integration with automation systems.The cylinder's design includes the ability to mount small auto switches on four surfaces, providing flexibility in installation and operation. The through-hole/both ends tapped common mounting style enhances its versatility, while the rubber bumper standard ensures smooth operation and reduced wear.With a bore size of 40 mm and a stroke length of 15 mm, the CD55B40-15 offers precise and consistent performance. The female rod end thread adds to its adaptability, making it suitable for various connection requirements. This cylinder is also compliant with RoHS standards, ensuring it meets environmental and safety regulations.Applications: The SMC CD55B40-15 is ideal for use in automation systems, manufacturing lines, and any application requiring compact and reliable pneumatic actuation.