The Schneider Electric (Erie) 0453L0038GA00 Linkage Drive Damper Actuator is a light-duty HVAC control component designed to operate dampers in compatible ventilation and air distribution systems. It works by converting electrical signals into controlled mechanical movement, accurately opening and closing dampers to regulate airflow as required. Commonly used in air handlers, rooftop ... https://www.partshnc.com/0453l0038ga00-schneider-electric-erie-24v-dampoperltdutylinkdrcw