The ASCO H10B620B5F1 Actuator with Auxiliary Switch is an HVAC control component designed to operate valves and dampers in heating, ventilation, and air-conditioning systems. It converts an electrical control signal into mechanical movement, allowing precise adjustment of airflow or fluid flow. The actuator is commonly used in air-handling units, ventilation systems, fan coil units, a... https://www.partshnc.com/h10b620b5f1-asco-120vactuator-wauxswspdt