Schneider Electric (Barber Colman) MK-3111 Damper Actuator 5-10 PSI 2-4" Adjustable Stroke

The Schneider Electric (Barber Colman) MK-3111 Damper Actuator is a pneumatic part that is used to control the dampers in HVAC systems. It work within the pressure range of 5-10 PSI and has an adjustable stroke of 2-4 inches to control the positions of the dampers. It is suitable for use in zone dampers and variable air volume boxes to provide the right amount of air distribution and save energy. This feature ensure that the damper closes during power failure and therefore increases the reliability of the system. Designed to be robust, the actuator is easy to install and maintain making it suitable for any commercial or industrial HVAC application.