The SR1015B85-2MN*1C/L1D99078 is a direct-drive (DD) servo actuator / servo motor drive from Yokogawa’s DynaServ line. It’s designed to provide precise motion control, high torque, and consistent performance at low to medium speeds without requiring gearing. It is suited for industrial automation, robotics, semiconductor equipment, and any application demanding backlash-free, high-accuracy torque or positioning.