The printed circuit board or ( pcb ) is the control centre of the appliance. It monitors and controls every process that occurs via the switches, thermostats and sensors. It also enforces the safety parameters, making sure that the boiler ceases to functi
Supplier Part Number: 0020036861
Fits the Vaillant Ecotec Plus 415, 418, 428 and 438
Printed Circuit Board
Made To Order
Manufacturer Model No
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