{"product_id":"baxi-platinum-combi-24-28-he-main-heat-exchanger-refurbished-5122147","title":"Baxi Platinum Combi 24\/28 HE Main Heat Exchanger (4 Element) – Refurbished | Part No. 5122147","description":"\u003cp\u003eWhen a Baxi Platinum Combi 24 HE or 28 HE boiler suffers reduced heating output, inefficient combustion, or heat exchanger failure, this is the exact replacement part needed. The \u003cstrong\u003eBaxi Platinum Combi Main Heat Exchanger 5122147 – 4 Element\u003c\/strong\u003e is a fully refurbished direct replacement designed specifically for the Platinum Combi range — restoring efficient heat transfer from the burner to the heating and hot water circuit.\u003c\/p\u003e\n\n\u003cp\u003eThis is a \u003cstrong\u003efully refurbished\u003c\/strong\u003e original Baxi part, quality-checked and tested by experienced engineers before dispatch. The 4-element design is the correct specification for the Platinum Combi 24\/28 HE series (including later-serial HE A models). This listing covers the Platinum Combi range specifically; if you have a Duo-Tec, System, or ErP model, please check our other 5122147 listings for the correct fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Boiler Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eSerial Note\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eGC No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePlatinum Combi 24 HE\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-075-27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePlatinum Combi 24 HE A\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAfter Serial No. BMY0815 Issue 6\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-075-31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePlatinum Combi 28 HE\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-075-28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePlatinum Combi 28 HE A\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAfter Serial No. BNC0932 Issue 7\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-075-32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBaxi part number 5122147 — 4-element (4E) main heat exchanger for Platinum Combi 24\/28 HE series\u003c\/li\u003e\n\u003cli\u003eFully refurbished and quality-checked by experienced engineers before dispatch\u003c\/li\u003e\n\u003cli\u003eFits Platinum Combi 24 HE, 24 HE A (after BMY0815), 28 HE, 28 HE A (after BNC0932)\u003c\/li\u003e\n\u003cli\u003e4-element design provides efficient heat transfer with good surface area coverage\u003c\/li\u003e\n\u003cli\u003e12-month warranty included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDelivery \u0026amp; Returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrders placed before \u003cstrong\u003e1:00 PM\u003c\/strong\u003e (Monday–Friday) are dispatched the same working day. Standard and next-day delivery options available at checkout. Next-day orders placed on Fridays arrive Monday — select Saturday delivery at checkout for weekend delivery. Returns accepted within \u003cstrong\u003e30 days\u003c\/strong\u003e if unused and in original packaging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Installation must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Baxi","offers":[{"title":"Refurbished","offer_id":48002419490981,"sku":"HEA-1169-A-BC","price":56.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/Baxi-Platinum-Combi-Main-Heat-Exchanger-5122147-4-Element.png?v=1783862236","url":"https:\/\/ephsuppliers.com\/products\/baxi-platinum-combi-24-28-he-main-heat-exchanger-refurbished-5122147","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}