Description
Baxi 7694034 Plate Heat Exchanger 20 Plates Kit – Fits Duo-Tec, Combi ErP, Main & Potterton Boilers
The Baxi 7694034 Plate Heat Exchanger (20 Plate Kit) is a genuine OEM replacement designed for a wide range of Baxi, Main, and Potterton combi boilers. This high-efficiency stainless-steel 20-plate unit delivers reliable domestic hot water performance, prevents temperature fluctuations, and restores system efficiency when your old heat exchanger becomes blocked or scaled.
This replacement heat exchanger fits Duo-Tec ErP, Combi ErP ranges, Main Combi ErP, and Potterton Gold, Promax, and Titanium models. Below are the full compatibility details, clearly grouped by boiler series for easy customer navigation
Boiler Compatibility
BAXI Duo-Tec ErP Combi (Serial Ending DC)
Duo-Tec 24 Combi ErP – GC 47-075-96 DC
Duo-Tec 28 Combi ErP – GC 47-075-97 DC
Duo-Tec 33 Combi ErP – GC 47-075-99 DC
Duo-Tec 40 Combi ErP – GC 47-077-03 DC
BAXI Combi ErP (Serial Ending EC)
24 Combi ErP – GC 47-077-04 EC
28 Combi ErP – GC 47-077-05 EC
33 Combi ErP – GC 47-077-06 EC
40 Combi ErP – GC 47-077-07 EC
MAIN Combi ErP (Serial Ending EC)
Main 25 Combi ErP – GC 47-467-12 EC
Main 30 Combi ErP – GC 47-467-13 EC
POTTERTON Gold Combi ErP (Serial Ending EC)
Gold 24 Combi ErP – GC 47-393-43 EC
Gold 28 Combi ErP – GC 47-393-44 EC
Gold 28 Combi LPG ErP – GC 47-393-45 EC
Gold 33 Combi ErP – GC 47-393-46 EC
POTTERTON Promax Combi ErP (Serial Ending EC)
Promax 24 Combi ErP – GC 47-393-47 EC
Promax 28 Combi ErP – GC 47-393-48 EC
Promax 33 Combi ErP – GC 47-393-49 EC
POTTERTON Titanium Combi ErP (Serial Ending EC)
Titanium 24 Combi ErP – GC 47-393-50 EC
Titanium 28 Combi ErP – GC 47-393-51 EC
Titanium 33 Combi ErP – GC 47-393-52 EC
Titanium 40 Combi ErP – GC 47-393-53 EC
Prices: Must be remembered all prices are inclusive of VAT.
Please note: Before placing your order you must check your part matches the Manufacturer Part Number stated above
BAXI BOILER SPARES
Meanwhile, if you are looking for any Baxi-related products please click the link: Baxi spares
Also, for Diverter valves for Baxi please click the link: Baxi Diverter Valves
You can also check our whole range of PCBs for Baxi please click the link: Baxi PCBs
Here is also the list of Pumps for Baxi please click the link: Baxi Pumps
In case you are looking for Fans for Baxi please click the link: Baxi Fans
MAIN BOILER SPARES
Also, if you are looking for any Main’s-related products please click the link: Main’s spares
Also, for Diverter valves for Potterton please click the link: Main’s Diverter Valves
You can also check our whole range of PCBs for Main’s please click the link: Main’s PCBs
Here is also the list of Pumps for Potterton please click the link: Main’s Pumps
In case you are looking for Fans for Potterton please click the link: Main’s Fans
POTTERTON BOILER SPARES
For Potterton spares, if you are looking for any Potterton-related products please click the link: Potterton spares
Also, for Diverter valves for Potterton please click the link: Potterton Valves
You can also check our whole range of PCBs for Potterton please click the link: Potterton PCBs
Here is also the list of Pumps for Potterton please click the link: Potterton Pumps
In case you are looking for Fans for Potterton please click the link: Potterton 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 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!








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