Optimized signal conditioning reduces interference for cleaner BMS communication

preventing temperature fluctuations and ensuring the unit operates within specified modulation parameters

Frequent trips often indicate a grounded heating element or a faulty thermostat that has lost calibration

terminal extensions

Featuring 3/8" ODF solder connections and a 1/2" port

Viessmann 7436069 Control Module 321142-301 Optimized signal conditioning reduces interferenceIf you are servicing a Vitodens 200 W WB2B series boiler, the Viessmann 7436069 Control Module is the designated Power Pump Control Module WB2B v2 required to manage critical hydronic circulation. This 120V, single phase HVAC replacement part is engineered to coordinate power distribution and pump logic, ensuring the system responds accurately to heating demands while maintaining high efficiency water flow. It interfaces directly with the boiler's