electrodo calentador vaillant 509697 cabeza roscada S4443W0-09 BOSCH

S4443W0-09 BOSCH

E40GLSXNAT 902272589 EDESA

LL73 905271137 EDESA

WFA8124 MASTERCOOK PFD1438

or poorly fitted

electrodo calentador vaillant 509697 cabeza roscada S4443W0-09 BOSCHThis electrode is an essential component for ignition and flame control in Vaillant brand water heaters. It works by detecting the presence of the pilot flame and sending the necessary signal to maintain the proper operation of the burner. It is specifically designed for Vaillant water heater models that require a spark ignition system. What problem does this replacement part solve? Failure to ignite the heater due to a damaged or worn electrode.