Verify the thread pitch and stroke length if attempting to use it as a radiator valve replacement part for legacy systems

this unit maintains combustion safety while optimizing thermal efficiency

Internal Motor Protection: Features an internal line break protector to prevent motor burnout due to phase loss or voltage fluctuations

or excessive ambient heat beyond the Class F rating

Viessmann 7826524 Gasket Els PW 17895 Verify the thread pitch andThe Viessmann 7826524 Gasket is a critical high temperature sealing component engineered for Vitodens 200 W series boilers, including B2HA and B2HB models. This burner tube gasket is precision molded from a high quality elastomer capable of resisting thermal cycling and chemical degradation up to 392F (200C). For veteran techs, maintaining a gas tight seal at the interface between the burner tube and the combustion chamber is vital to preventing CO