Siemens 331-4811 Damper Actuator, Pneumatic Number 3, 8-13PSI External Shaft

Siemens 331-4811 Pneumatic Damper Actuator is one of the high-quality products that are used to control the damper in HVAC systems efficiently. With a stroke length of 2-3/8” this actuator is designed to work in the spring range of 8-13 PSI, which is perfect for the regulation of airflow and temperature in the building The extended shaft mounting style allows for easy integration of the actuator into the system of any kind and configuration Since the actuator is based on the air pressure, it smoothly and accurately This external shaft design makes it easy to connect and adjust it to suit any application to guarantee optimum performance.