Siemens Building Technology 331-2963 Actuator 322838-753 this component delivers the linear

this component delivers the linear accuracy and durability required for professional mechanical contractors

this fan assembly is typically installed in OEM air movement equipment

System Reliability: Restores factory-spec performance to modulating condensing boilers

5" Hg adjustable deadband provides superior flexibility when calibrating reset points for specific mechanical equipment requirements

Field technicians know that precise belt geometry is essential for maintaining static pressure and airflow performance in York package units and large-scale rooftop systems

Siemens Building Technology 331-2963 Actuator 322838-753 this component delivers the linearThe Siemens 331 2963 is a rugged, No. 4 pneumatic damper actuator designed for reliable control in high demand HVAC and fire smoke systems. Built with a durable metal fabricated body, this piston type actuator features a 4 inch stroke and a nominal spring range of 8 to 13 psi, making it ideal for the gradual or positive actuation of dampers in ventilating systems and mixing boxes. This specific model is configured for a front mount installation using