Best Baxi Furnace Circuit Boards of 2025

Corey Phillips Avatar
Corey Phillips
Last Updated: 1 Feb 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Baxi furnace circuit boards are essential components for efficient heating systems. Designed to regulate and control the various functions of a furnace, these circuit boards ensure optimal performance and safety. With advanced technology and reliable craftsmanship, Baxi circuit boards are known for their durability and compatibility with a wide range of furnace models. Whether you are looking to replace a faulty circuit board or upgrade your heating system, Baxi offers a range of options to suit your needs.

At a Glance: Our Top Picks

Baxi Combi 80E Maxflue Circuit Board 5112380 Cover #TOP 1
Baxi Combi 80E Maxflue Circuit Board 5112380
ftb score rating icon 9.8
Baxi and Potterton Circuit Board 5120218 Cover #TOP 2
Baxi and Potterton Circuit Board 5120218
ftb score rating icon 9.7
Baxi Duo Tec 2 Combi Circuit Board 720878202 Cover #TOP 3
Baxi Duo Tec 2 Combi Circuit Board 720878202
ftb score rating icon 9.5

Top 10 Baxi Furnace Circuit Boards

#TOP 1

Baxi Combi 80E Maxflue Circuit Board 5112380

Baxi Combi 80E Maxflue Circuit Board 5112380 Cover
BAXI COMBI 80E 80 MAXFLUE 105E 105HE PRINTED CIRCUIT BOARD PCB 5112380

The Baxi Combi Circuit Board is designed for efficient operation in your heating system. As a printed circuit board, it plays a crucial role in controlling the furnace's functions, ensuring reliable performance. This product is specifically tailored for models like the 80E and 105E, making it a perfect fit for your existing setup. With its high-quality build, you can expect durability and longevity, providing you peace of mind that your heating system will run smoothly for years to come.

What We Like
High-quality build
Reliable performance
Compatible with multiple models
Durable and long-lasting
#TOP 2

Baxi and Potterton Circuit Board 5120218

5120218
Gold
Baxi and Potterton Circuit Board 5120218 Cover
Baxi Duotec Platinum 28HE Potterton Gold Promax 28HE PCB 5120218

The Baxi Circuit Board is designed for compatibility with Baxi Duotec 28HE and Platinum 28HE boilers, as well as Potterton Gold 28HE and Promax Combi 28HE boilers. This printed circuit board, part number 5120218, ensures reliable performance and efficient operation of your heating system. By fitting seamlessly into your boiler, it helps maintain the optimal functioning of your heating system, providing you with consistent warmth. With this component, you can enjoy peace of mind knowing that your boiler's essential functions are well-managed.

What We Like
Compatible with multiple boiler models
Ensures efficient boiler operation
Reliable performance
Easy to install
#TOP 3

Baxi Duo Tec 2 Combi Circuit Board 720878202

720878202 WAS 720878201
Baxi Duo Tec 2 Combi Circuit Board 720878202 Cover
BAXI DUO TEC 2 COMBI 24 28 33 40 GA CIRCUIT BOARD PCB 720878202 WAS 720878201

The Baxi Combi Circuit Board is an essential component for maintaining the efficiency of your heating system. Designed specifically for Baxi's Duo Tec 2 model, this circuit board ensures reliable performance, helping you avoid unexpected breakdowns. Its compatibility with several models, including the 24, 28, 33, and 40, offers you flexibility and convenience. By upgrading to this circuit board, you can enhance the overall reliability of your heating system, ensuring a warm and comfortable home.

What We Like
Reliable performance
Compatible with multiple models
Enhances system efficiency
Flexibility for users
#TOP 4

Baxi Solo PF Printed Circuit Board 231711

231711
Baxi Solo PF Printed Circuit Board 231711 Cover
Baxi Solo PF 2 & 3 Printed Circuit Board 231711 BAX PCB

The Baxi Solo PCB is an essential component for your Baxi Solo 2 PF and Solo 3 PF boilers. Designed specifically for models 30 to 80, this printed circuit board ensures your boiler operates efficiently. With the Baxi part number 231711, it guarantees compatibility and reliability. This board plays a crucial role in controlling the boiler's functions, providing you with peace of mind knowing that your heating system is in good hands. It offers convenience by simplifying maintenance and repairs, keeping your home warm and comfortable.

What We Like
High compatibility with various models
Reliable performance
Easy to maintain
Ensures efficient boiler operation
#TOP 5

Baxi Neta Tec Combi PCB 720878202

720878202
Baxi Neta Tec Combi PCB 720878202 Cover
BAXI NETA TEC COMBI 24 28 33 GA CIRCUIT BOARD PCB 720878202 WAS 720878201

The Baxi Neta Tec PCB is an essential component for your heating system. This motherboard ensures that your boiler operates efficiently, providing reliable heat and hot water for your home. By using this product, you can enhance the performance of your furnace, leading to improved energy efficiency. The Baxi Neta Tec PCB is designed specifically for models 24, 28, and 33, making it a perfect fit for your boiler, ensuring compatibility and ease of installation.

What We Like
High compatibility with specific models
Enhances boiler performance
Improves energy efficiency
Reliable heat and hot water
#TOP 6

Baxi 28kW HE PCB Kit 7690350

7690350
Baxi 28kW HE PCB Kit 7690350 Cover
Baxi & Potterton Combi 28kW HE PCB Kit 7690350 (Supersedes 720043401) Genuine Part

The Baxi PCB Kit 7690350 is a genuine part that supersedes model 720043401. This kit ensures compatibility with specific Baxi boilers, making it easier for you to find the right fit. It is part of the furnace circuit boards category, which means it plays a crucial role in the efficient operation of your heating system. By using a genuine part, you can rely on its quality and performance, ensuring your boiler runs smoothly and effectively.

What We Like
Genuine Baxi part
Easy to fit
Ensures compatibility
High-quality performance
#TOP 7

Baxi Combi Instant and Potterton PCB 248731

248731
Multi
Baxi Combi Instant and Potterton PCB 248731 Cover
Baxi Combi Instant 80E, 80HE, 105E, 105HE, Potterton Peforma 28I Printed Circuit Board PCB 248731

The Baxi Potterton PCB is a printed circuit board designed for specific boiler models, including the Baxi Combi Instant 80E, 80HE, 105E, and 105HE, as well as the Potterton Performa 24I HE and 28I. This part ensures that your heating system operates efficiently, providing reliable performance when you need it most. By using this PCB, you can help maintain the overall functionality of your boiler, which in turn enhances your home heating experience. With its exact fit for these models, installation is straightforward, saving you time and hassle.

What We Like
Exact fit for multiple models
Enhances heating system performance
Easy installation process
#TOP 8

BAXI Potterton Electronic Control PCB 5121025

BAXI POTTERTON
5121025
BAXI Potterton Electronic Control PCB 5121025 Cover
BAXI POTTERTON New PCB Electronic Control Interpart 5121025 GC H46830

The BAXI Potterton PCB is a vital component for your heating system. This electronic control PCB is specifically designed for various models, including Baxi HE, Platinum, and Combi ranges. By ensuring compatibility with these systems, it helps maintain efficient operation. You will appreciate its reliability in controlling your furnace, providing peace of mind during colder months. Remember to have a qualified engineer maintain your gas appliances for optimal performance and safety.

What We Like
Compatible with multiple models
Enhances system efficiency
Reliable electronic control
Easy installation by professionals
#TOP 9

Baxi Kombi 105 HE PCB 5112380 Overview

Baxi Kombi 105 HE PCB 5112380 Overview Cover
BAXI COMBI 105 HE PCB 5112380

The Baxi Kombi 105 HE is a reliable furnace circuit board designed to ensure optimal performance for your heating system. As a building material by Baxi, it provides essential functionality for maintaining the efficiency of your boiler. With this product, you can expect improved reliability and a longer lifespan for your heating system, offering you peace of mind. Additionally, its construction and design cater to ease of installation, making it a convenient choice for anyone looking to enhance their heating setup.

What We Like
Reliable performance
Improves system efficiency
Longer lifespan
Easy installation
#TOP 10

Main Combi PCB for Baxi Systems

Main Combi PCB for Baxi Systems Cover
MAIN COMBI 30HE & SYSTEM 18HE 24HE 28HE PRINTED CIRCUIT BOARD PCB 5112380

The Baxi Main Combi PCB is a printed circuit board designed specifically for the Main Combi 30HE and System 18HE, 24HE, and 28HE models. This essential building material ensures the efficient operation of your furnace system. It plays a crucial role in controlling various functions, leading to improved performance and reliability. By replacing your old circuit board with this product, you can enjoy enhanced energy efficiency, ultimately saving you money on energy bills. Furthermore, its compatibility with multiple Baxi models makes it a versatile choice for many users.

What We Like
Compatible with multiple models
Improves operational efficiency
Saves on energy bills
Reliable performance enhancement
Buying Guide Image
Editor's Notes

During our Baxi furnace circuit board research, we found 29 Baxi furnace circuit board products and shortlisted 10 quality products. We collected and analyzed 1,524 customer reviews through our big data system to write the Baxi furnace circuit boards list. We found that most customers choose Baxi furnace circuit boards with an average price of £135.86.

The Baxi furnace circuit boards are available for purchase. The top 10 picks range in price from a low of £99.00 to a high of £230.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 283 consumers with an average rating of 4.4.

Written by
Corey Phillips Avatar

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.