{"product_id":"potterton-titanium-combi-main-heat-exchanger-5122147-refurbished","title":"Potterton Titanium Combi Main Heat Exchanger 5122147 – Refurbished","description":"\u003cp\u003eThe main heat exchanger in a Potterton Titanium, Gold, or Promax Combi boiler transfers heat from the burner to the water system — and a deteriorating unit causes reduced efficiency, inconsistent hot water, and eventual boiler failure. The \u003cstrong\u003ePotterton Titanium Combi Main Heat Exchanger (Part No. 5122147)\u003c\/strong\u003e is the direct replacement across a very wide range of compatible Potterton Combi and System boilers.\u003c\/p\u003e\n\n\u003cp\u003eThis is a professionally refurbished unit, quality-checked by experienced engineers, and supplied with a full 12-month warranty.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Boiler Models (Serial No. suffix where applicable)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eGC No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTitanium\u003c\/td\u003e\n\u003ctd\u003eTitanium 24 \/ 28\u003c\/td\u003e\n\u003ctd\u003e47-393-39 \/ 47-393-40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTitanium Combi ErP\u003c\/td\u003e\n\u003ctd\u003eTitanium 24 Combi ErP (AC\/BC\/CC\/DC\/EC)\u003c\/td\u003e\n\u003ctd\u003e47-393-50 \/ 47-393-50 BC \/ 47-393-50 DC \/ 47-393-50 EC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTitanium Combi ErP\u003c\/td\u003e\n\u003ctd\u003eTitanium 28 Combi ErP (AC\/BC\/CC\/DC\/EC)\u003c\/td\u003e\n\u003ctd\u003e47-393-51 \/ 47-393-51 BC \/ 47-393-51 DC \/ 47-393-51 EC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold Combi ErP\u003c\/td\u003e\n\u003ctd\u003eGold 24 Combi ErP (AC\/BC\/CC\/DC\/EC)\u003c\/td\u003e\n\u003ctd\u003e47-393-43 \/ 47-393-43 BC \/ DC \/ EC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold Combi ErP\u003c\/td\u003e\n\u003ctd\u003eGold 28 Combi ErP (AC\/BC\/CC\/DC\/EC) NG \u0026amp; LPG\u003c\/td\u003e\n\u003ctd\u003e47-393-44 \/ 47-393-44 BC \/ DC \/ EC \/ 47-393-45 series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold System ErP\u003c\/td\u003e\n\u003ctd\u003eGold System 18 \/ 24 ErP (AC\/BC\/CC\/DC)\u003c\/td\u003e\n\u003ctd\u003e41-592-39 \/ 41-592-39 BC \/ DC \/ 41-592-40 \/ BC \/ DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePromax Combi ErP\u003c\/td\u003e\n\u003ctd\u003ePromax Combi 24 \/ 28 ErP (AC\/BC\/CC\/DC\/EC)\u003c\/td\u003e\n\u003ctd\u003e47-393-47 series \/ 47-393-48 series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePromax System ErP\u003c\/td\u003e\n\u003ctd\u003ePromax System 12\/15\/18\/24 ErP (AC\/BC\/CC\/DC)\u003c\/td\u003e\n\u003ctd\u003e41-592-42 \/ 41-592-43 \/ 41-592-44 \/ 41-592-45 series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold\/Promax HE (older)\u003c\/td\u003e\n\u003ctd\u003eGold 24\/28 HE A Combi, Promax 24\/28 HE Plus \/ Plus A\u003c\/td\u003e\n\u003ctd\u003e47-393-17 \/ 47-393-18 \/ 47-393-19 \/ 47-393-21 \/ 47-393-22 \/ 47-393-24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeatmax\u003c\/td\u003e\n\u003ctd\u003eHeatmax Combi 24 HE \/ 28 HE\u003c\/td\u003e\n\u003ctd\u003e47-393-27 \/ 47-393-28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGold System HE\u003c\/td\u003e\n\u003ctd\u003eGold System 18 \/ 24 HE A\u003c\/td\u003e\n\u003ctd\u003e41-592-15 \/ 41-592-16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePromax System HE\u003c\/td\u003e\n\u003ctd\u003ePromax 12\/15\/18\/24 HE Plus (A) System\u003c\/td\u003e\n\u003ctd\u003e41-591-90 \/ 41-591-91 \/ 41-591-92 \/ 41-591-99 \/ 41-592-01 \/ 41-592-02 \/ 41-592-03 \/ 41-592-11 AFTER\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\u003eQuality-Checked. Efficient Heat Transfer. Backed by Warranty.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis heat exchanger ensures reliable energy-efficient heating and consistent hot water delivery. Supplied with a full \u003cstrong\u003e12-month warranty\u003c\/strong\u003e. Gas Safe engineer installation required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDelivery \u0026amp; Returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrders placed before \u003cstrong\u003e1:00 PM (Mon–Fri)\u003c\/strong\u003e are dispatched the same working day. Returns accepted within \u003cstrong\u003e30 days\u003c\/strong\u003e if unused and in original packaging.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm part number \u003cstrong\u003e5122147\u003c\/strong\u003e and your exact serial number suffix match before ordering — many ErP models share the part but have different GC numbers by serial suffix. All prices include VAT.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSource Notice:\u003c\/strong\u003e The URL for this listing says \"Heatmax Combi 24HE 28HE 33HE\" but the actual page title and content are for the \u003cstrong\u003ePotterton Titanium Combi\u003c\/strong\u003e (which also covers Gold, Promax, and Heatmax). We've used the broader, accurate title from the page content.\u003c\/p\u003e","brand":"Potterton","offers":[{"title":"Refurbished","offer_id":48001104806053,"sku":"HEA-1068-A-BC","price":64.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/Potterton-Titanium-Combi-Main-Heat-Exchanger-5122147.png?v=1783776836","url":"https:\/\/ephsuppliers.com\/products\/potterton-titanium-combi-main-heat-exchanger-5122147-refurbished","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}