Siemens 331-2998 Damper Actuator Pneumatic No.4 W/Clevis 8-13 PSI

Siemens 331-2998 Damper Actuator Pneumatic No.4 is a rugged and reliable component to control HVAC dampers effectively. A key component to the management of airflow in heating, ventilation, and air conditioning system. It is based on pneumatics, with spring range from 8–13 PSI providing tight control of damper positions. It has a stroke length of 4", and can modulate the damper’s movement smoothly, helping to achieve the better performance of HVAC systems. Pivot mounting of the actuator provides for flexible installation in HVAC applications such as air handling units, VAV (Variable Air Volume) systems, and other ventilation controls.