Siemens Building Technology 274-03080 Control Valve Assembly 321894-709 this direct replacement motor is

this direct replacement motor is the industry standard for restoring airflow in light-duty ventilation systems

Delivers precise flame rectification feedback to prevent unsafe fuel flow conditions

Technicians should look for signs of "cupping" on the blades

this 100110951 thermal probe ensures the system operates within safe parameters

Siemens Building Technology 274-03080 Control Valve Assembly 321894-709 this direct replacement motor isThe Siemens 274 03080 Control Valve Assembly is a heavy duty solution for precise hydronic flow control in commercial HVAC systems. This 2 way normally closed modulating valve features a 2 inch NPT connection and is engineered with a 40 Cv linear flow characteristic to ensure stable regulation in air handling units and heat exchangers. Designed for seamless integration, the Siemens actuator accepts both 0 10 VDC and 4 20 mA control signals, operating