Description
Baxi Boiler Megaflo 18 System ERP PCB
The Baxi Megaflo 18 HEA PCB 5122458 is a fully refurbished Printed Circuit Board (PCB) designed to restore proper control and ignition functions in Baxi 18 HE System and Megaflo 18 HE A boilers. This genuine board is tested to manufacturer standards, ensuring long-lasting performance and safety.
Each PCB undergoes professional refurbishment and full diagnostic testing by qualified engineers. It offers a reliable, eco-friendly, and cost-effective alternative to new parts – maintaining your boiler’s efficiency while reducing replacement costs. If you are looking for New Version of This Board
Baxi Megaflo 18 HEA PCB Parts Fits:
| Fits Appliance(s) | GC No. |
| 18 HE System | 41-075-53 |
| Megaflo 18 HE A | 41-075-56 |
| 18 System ERP (Serial No. Ending IN AC Issue 3) | 41-470-19 AC |
| 18 System ERP (Serial No. Ending IN BC) | 41-470-19 BC |
BAXI BOILER SPARES
Meanwhile, if you are looking for any Baxi products: Baxi spares
Also, for Diverter valves: Baxi Diverter Valves
You can also check our whole range of PCBs: Baxi PCBs
Here is also the list of Pumps: Baxi Pumps
In case you are looking for Fans: Baxi Fans
At Heating and catering parts,
We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy
We appreciate you buying Baxi Megaflo 18 HEA PCB from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package.
Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day. In a word thank you for choosing us!
FAQs
1. What boilers is the Baxi Megaflo 18 System ERP PCB compatible with?
The PCB 5122458 fits Baxi 18 HE System, Megaflo 18 HE A, and 18 System ERP models, as well as corresponding Potterton boiler models. Always check the manufacturer part number before ordering.
2. Is this PCB refurbished or new?
All Baxi Megaflo 18 PCBs are taken from fully functioning boilers, tested, and refurbished by trained technicians to ensure reliable performance.
3. Does this PCB come with a warranty?
Yes, this PCB comes with a 12-month warranty, providing coverage for faults or defects during normal use.
4. Can I install this PCB myself?
It is recommended that installation is carried out by a Gas Safe registered engineer to ensure safety and proper operation of your boiler.
5. What is the delivery time for this PCB?
Orders placed before 1:00 p.m. Monday–Friday are dispatched the same day. You can choose standard, next-day, or Saturday delivery at checkout.


















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