Siemens 331-2858 Damper Actuator Pneumatic No.6 W/Clevis 3-13 PSI

The Siemens 331-2858 Damper Actuator Pneumatic No.6 with Clevis is a high performance component which is utilized for controlled inflow of air flow in HVAC systems. The spring range of this pneumatic actuator is 3-13 PSI, providing for wide adjustment to accommodate a wide variety of system requirements. It has a 4" stroke length and a robust pivot mounting, assuring reliable and efficient operation in dampers regulation. The damper is controlled by pneumatic pressure in a way that the actuator positions the damper to control flow of air in the HVAC system. Its pneumatic design enables a smooth and responsive adjustment required to maintain and professional air distribution and energy efficiency.