Description
Potterton Gold Combi PCB 5120218
This Potterton Boiler Gold 24 28 33 HE Combi PCB 5120218Â offers a dependable solution for faulty control boards in your boiler. The 5120218 boiler circuit board manages ignition, heating, and safety functions to keep your system running efficiently. Designed for several Potterton Gold HE Combi models, it delivers reliable performance and helps extend the lifespan of your boiler.
Compatible Boilers
This part is compatible with the following models:
Gold HE Combi Series
• Gold 24 HE Combi – GC 47-590-05
• Gold 28 HE Combi – GC 47-590-06
• Gold 28 HEA Combi (Before Serial No BNF0932 & GNK0932) – GC 47-393-19 BEFORE
• Gold 33 HE Combi – GC 47-590-19
Promax HE Plus Series
• Promax Combi 28 HE Plus A – GC 47-393-22
• Promax Combi 33 HE Plus – GC 47-590-03
If you’re looking for a Potterton Assure Combi 25/System 24 PCB 7688421 or any other different Potterton PCB, follow the link provided.
Why Choose This Product?
This refurbished Potterton PCB offers a cost-effective way to restore your boiler’s functionality. Each boiler circuit board undergoes comprehensive testing to ensure it meets safety and performance standards. Choosing this option helps reduce waste and saves money compared to a brand-new replacement. With a 12-month warranty included, you can trust in the part’s quality and reliability.
Delivery and Return
Place orders before 1 PM for same-day dispatch via reliable couriers. Choose from standard or next-day delivery options. Returns are accepted within 30 days if the part is unused and in original packaging. Always use a Gas Safe registered engineer for installation and warranty protection.
FAQs
1. What does the Potterton Gold Combi PCB 5120218 do?
The PCB manages your boiler’s main functions, including ignition, heating output, and safety controls. A faulty PCB can prevent the boiler from running correctly.
2. Which boilers are compatible with the Potterton 5120218 PCB?
This PCB is compatible with Potterton Gold 24, 28, 33 HE Combi boilers and Promax HE Plus 28 and 33 models. Always confirm the part number with your boiler manual before ordering.
3. How do I know if my Potterton boiler PCB needs replacing?
Common signs include the boiler not firing up, display panel faults, or frequent resetting. A Gas Safe registered engineer can confirm whether the PCB is faulty.
4. Is the Potterton 5120218 PCB easy to install?
Installation should only be carried out by a Gas Safe registered engineer to ensure safety, compliance, and proper boiler operation.
5. Does the Potterton Gold Combi PCB 5120218 come with a warranty?
Yes, this replacement PCB comes with a 12-month warranty covering manufacturing faults and defects.






