Junkers Cerapur Excellence ZWB 30 32 1A 23 PCB Kit Ref. 873790949A0

PCB (control board): refurbished spare part that controls the ignition, modulation, and safety features of the boiler. Useful if the boiler does not ignite, locks out, or the display is unresponsive. Includes a one-year warranty and delivery within 2–4 working days in the EU.

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