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Key Benefits: Direct OEM Compatibility: Engineered specifically for York Mustang and Millennium series
using the incorrect revision can lead to communication failures or circuit damage
a different part number or an approved conversion kit is required to ensure safe manifold pressure
Constructed with durable internal diaphragms and springs for consistent set-point retention
The spring range dictates the control signal required for the pneumatic actuator to shift from fully open to fully closed
Siemens Building Technology 331-2906 Actuator 322838-752 Key Benefits: Direct OEM Compatibility:The Siemens Building Technology 331 2906 Actuator is a heavy duty, No. 4 pneumatic damper actuator engineered for precise control in commercial HVAC systems. This piston type actuator features a 5 to 10 psi nominal spring range and a robust 4 inch stroke, making it a reliable solution for modulating or two position control of outdoor air, return air, and exhaust dampers. Designed with a pivot mount configuration, it reduces binding and mechanical