The BEI Sensors/Sensata part 01080-008 is an Absolute Hollow Shaft Encoder with a 3.5 diameter, specifically designed for the Express-H35 model. This encoder is equipped with advanced technology to provide accurate and reliable position feedback. With its hollow shaft design, it is easy to install and can seamlessly integrate into various applications. This encoder offers precise measurement capabilities, making it ideal for demanding industrial automation, robotics, and motion control systems.