Baxi 7715760 16 Plate Heat Exchanger – New | 636 & 836 Combi Boilers

Reduced hot water performance and heating inefficiency in a Baxi 636, 836, or related combi boiler are often signs of a plate heat exchanger blocked by limescale, sludge, or debris. The Baxi 7715760 Plate Heat Exchanger, 16 Plates, is the genuine replacement secondary heat exchanger that restores efficient heat transfer from the primary boiler circuit to the domestic hot water supply, helping resolve temperature fluctuation issues for good.

This is a brand-new component, ready to install with no modification needed across the compatible Baxi, Potterton, and Main range.

Compatible Boiler Models

Also compatible with: Baxi 424/430/436 2.1 Combi NG, Baxi 630/636/836 2 Combi NG, Baxi 800 836 NG, Baxi Assure Combi 36, Baxi Assure 524/530/536 2 Combi NG, Baxi Assure Range 36 NG, Duo-Tec Compact 25/30/36 Combi NG, and Platinum Compact 25/30/36 Combi NG.

OEM Quality. Genuine Part. Backed by Warranty.

This 7715760 heat exchanger restores reliable hot water delivery and helps eliminate the fluctuating temperatures and reduced efficiency caused by a blocked or worn unit. Supplied brand new with a full 12-month warranty, it's a dependable choice for servicing or repairing your combi system.

Delivery & Returns

Orders placed before 1:00 PM (Mon–Fri) are dispatched the same working day, with standard, next-day, and Saturday delivery options available at checkout. Returns are accepted within 30 days, provided the item is unused and in its original packaging.

Note: Please confirm that part number 7715760 matches your existing unit before ordering. Installation must be carried out by a Gas Safe registered engineer to ensure safety compliance and warranty validity.