and protect other expensive internal components from electrical stress

single-throw normally closed configuration provides fail-safe operation for burner circuits

For HVACR applications

this 11-pin octal plug-in module offers a power out feature

Whether you are performing a new installation or a field repair

Viessmann 7817692 323055-751 and protect other expensive internalWhen you are opening up a Viessmann Vitodens 200 WB2A or Vitocrossal CU3A for annual service or a burner teardown, the Viessmann 7817692 Burner Gasket is a non negotiable replacement item. This OEM Viessmann burner door gasket is engineered specifically for the WB2A 44 and WB2A 60 models, ensuring a precise, gastight seal between the burner assembly and the heat exchanger. In high output condensing systems, maintaining the integrity of the combustion