{"product_id":"viessmann-vitodens-wb1b-100-w-compact-main-pcb-7841525","title":"Viessmann Vitodens 100-W WB1B PCB 7841525 \/ 7841748 – Refurbished | 13–35kW","description":"\u003cp\u003eA failed control board in a Viessmann Vitodens 100-W WB1B boiler leads to loss of ignition, heating failure, and costly downtime. The \u003cstrong\u003eViessmann PCB 7841525 \/ 7841748\u003c\/strong\u003e is a refurbished replacement control board that restores all essential electronic functions including ignition control, heating management, and system safety monitoring — helping you avoid expensive boiler replacement.\u003c\/p\u003e\n\n\u003cp\u003eCompatible with Vitodens 100-W WB1B Heat Only (13–35kW) and WB1C Combi 30kW models. Each unit undergoes strict testing before dispatch. Condition: \u003cstrong\u003eRefurbished\u003c\/strong\u003e. Supplied with a \u003cstrong\u003e12-month warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePart Numbers: \u003cstrong\u003e7841525 \/ 7841748\u003c\/strong\u003e (formerly 7831178)\u003c\/li\u003e\n\u003cli\u003eSKU: \u003cstrong\u003ePCB-1221-A-BC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFits Vitodens 100-W WB1B Heat Only (13, 16, 19, 26, 35kW)\u003c\/li\u003e\n\u003cli\u003eAlso fits Vitodens 100-W WB1C Combi 30kW\u003c\/li\u003e\n\u003cli\u003eProfessionally refurbished and tested\u003c\/li\u003e\n\u003cli\u003eCondition: \u003cstrong\u003eRefurbished\u003c\/strong\u003e | Warranty: \u003cstrong\u003e12 Months\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible Boiler Models\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eVitodens 100-W WB1B Heat Only:\u003c\/strong\u003e 13kW (GC 41-819-21), 16kW (GC 41-819-22), 19kW (GC 41-819-23), 26kW (GC 41-819-24), 35kW (GC 41-819-25)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVitodens 100-W WB1C Combi:\u003c\/strong\u003e 30kW (Serial No. 7441745)\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cp\u003eSelect your boiler type (Heat Only\/Combi) when ordering. Verify part number matches \u003cstrong\u003e7841525\u003c\/strong\u003e or \u003cstrong\u003e7841748\u003c\/strong\u003e before purchase. Must be installed by a Gas Safe registered engineer. All prices inclusive of VAT.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Refurbished","offer_id":47951334310053,"sku":"PCB-1221-A-BC","price":32.92,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/Frame189.png?v=1782882899","url":"https:\/\/ephsuppliers.com\/products\/viessmann-vitodens-wb1b-100-w-compact-main-pcb-7841525","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}