{"product_id":"viessmann-vitodens-100-wb1c-pcb-refurbished-7838301-7841748","title":"Viessmann Vitodens 100 WB1C PCB – Refurbished | Part No. 7838301 \/ 7841748","description":"\u003cp\u003eWhen a Viessmann Vitodens 100 WB1C boiler displays fault codes, fails to ignite, loses heating or hot water control, or shuts down unexpectedly, the PCB is often the primary cause. The \u003cstrong\u003eViessmann Vitodens 100 WB1C PCB (Part Nos. 7838301 \/ 7841748)\u003c\/strong\u003e is a refurbished replacement that restores full electronic control of your boiler — managing ignition, fan operation, sensor monitoring, and all safety functions.\u003c\/p\u003e\n\n\u003cp\u003eEach refurbished PCB is taken from a functioning Viessmann WB1C boiler and thoroughly tested before dispatch, confirming it meets original performance and safety standards. Available via Advance Replacement Service, Direct Sale, or Repair\/Exchange.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant: This item is currently out of stock.\u003c\/strong\u003e Please contact us to register your interest or check back soon.\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 No.\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;\"\u003e100 WB1C 19kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499423\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 26kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499425\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-819-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 26kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499424\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 30kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499427\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-819-21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 30kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499426\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 35kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499429\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-819-22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100 WB1C 35kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499428\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-29\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\u003eViessmann part numbers 7838301 and 7841748 — direct OEM replacement for WB1C series\u003c\/li\u003e\n\u003cli\u003eFully refurbished and tested against original Viessmann performance standards\u003c\/li\u003e\n\u003cli\u003eCovers all Vitodens 100 WB1C 19–35kW Combi and System variants (2012–2016)\u003c\/li\u003e\n\u003cli\u003eManages ignition, fan, sensors, heating and DHW demand, and all safety interlocks\u003c\/li\u003e\n\u003cli\u003eChoice of Advance Replacement, Direct Sale, or Repair\/Exchange service\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 available at checkout. Next-day Friday orders arrive Monday — select Saturday delivery at checkout if needed. 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 PCB installation must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Advanced Replacement Service","offer_id":47963594293413,"sku":"PCB-1755-A-BC-AS","price":67.99,"currency_code":"GBP","in_stock":true},{"title":"Direct Sale","offer_id":47963594326181,"sku":"PCB-1755-A-BC-DS","price":99.99,"currency_code":"GBP","in_stock":true},{"title":"Repair \/ Exchange","offer_id":47963594358949,"sku":"PCB-1755-A-BC-RE","price":129.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/Viessmann-Vitodens-100-wb1c-Pcb-7838301-7841748-2.png?v=1783017487","url":"https:\/\/ephsuppliers.com\/products\/viessmann-vitodens-100-wb1c-pcb-refurbished-7838301-7841748","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}