Siemens Building Technology 331-3000 Actuator 320788-704 The Viessmann 7828749 Flow Sensor

The Viessmann 7828749 Flow Sensor is a critical OEM replacement component engineered for high-accuracy liquid measurement in Vitodens series boilers

maintaining the safety integrity of the original equipment

Verify your unit's parts list to confirm the match

Professional-grade Nidec-US Motors 3618 is a high-performance 1/4 HP split-phase motor engineered specifically for belted fan and blower applications in commercial and residential HVACR systems

providing a secure and vibration-free fit

Siemens Building Technology 331-3000 Actuator 320788-704 The Viessmann 7828749 Flow SensorThe Siemens 331 3000 is a heavy duty, No. 4 pneumatic damper actuator engineered for reliable control of large dampers in commercial HVAC environments. As a veteran preferred HVAC pneumatic control solution, this rugged, metal fabricated unit is designed to provide gradual or positive actuation of terminal units, mixing boxes, and fire smoke dampers. It features a 4 inch stroke and a nominal 3 7 psi spring range, allowing for precise sequencing with