Rugged Construction: Durable forged brass body prevents premature wear in harsh HVACR environments

the valve body must be purchased separately

Key Benefits: High-accuracy 333

It features a fixed 45-second heat-on delay and adjustable fan-off delay settings—configurable to 60

Direct Fit: Standardized mounting patterns allow for rapid installation without field modifications

Viessmann 7828749 Flow Sensor 340793-762 Rugged Construction: Durable forged brassThe Viessmann 7828749 Flow Sensor is a critical OEM replacement component engineered for high accuracy liquid measurement in Vitodens series boilers. This sensor is specifically designed for integration into Viessmann B1KA and Viessmann CPK systems, providing the real time feedback required for the control unit to modulate burner output and manage domestic hot water (DHW) priority. By monitoring flow rates with a measuring range typically calibrated