the unit maintains operational efficiency even in high-ambient environments

resulting in improper airflow regulation and compromised static pressure

8-inch coated thermostat probe for accurate sensing

Can I replace just the ECM control module

Siemens Building Technology 331-2856 Actuator 322057-301 the unit maintains operational efficiencyThe Siemens 331 2856 is a heavy duty Powers Controls No. 6 pneumatic actuator designed for reliable linear control of large dampers, centrifugal refrigeration inlet vanes, and multi section ventilation systems. This pneumatic damper actuator features a rugged, all metal body construction to withstand demanding mechanical environments. It operates on a nominal 8 13 psi spring range, providing the high torque performance required for outdoor air,