Product Information: The printed circuit board or ( pcb ) is the boilers central control. It constantly checks every process that occurs via the switches, thermostats and sensors. It also enforces the safety protocols, making sure that the boiler ceases to function if any of the internal readings point to an error in the boilers processes. The printed circuit board is essentially the brains of the appliance, ensuring everything is running correctly and safely.

This part is present in 6 different boilers in the Baxi range including the Baxi PERFORMA 24 I HE , PERFORMA 28I , COMBI INSTANT HE , COMBI INSTANT , COMBI INSTANT HE .