The Alpha flame sensing electrode with lead is responsible for checking if there is a flame present in the burner. This is an important task and if the flame is not detected, the boiler knows to re-attempt ignition.
Fits a number of Alpha boilers
Technical specification
TypeElectrodeCompatible WithCD 32C, CD 13R, CD 18R, CD 24R, CD 25C, CD 28C, CD 35C, CD 25X, CD 28X and CD 50Manufacturer Model No1.019293Brand NameAlpha