{"product_id":"viessmann-7436069","title":"Viessmann 7436069 Control Module","description":"\u003cp\u003eIf you are servicing a \u003cstrong\u003eVitodens 200-W WB2B series\u003c\/strong\u003e boiler, the \u003cstrong\u003eViessmann 7436069 Control Module\u003c\/strong\u003e is the designated \u003cstrong\u003ePower\/Pump Control Module WB2B v2\u003c\/strong\u003e required to manage critical hydronic circulation. This 120V, single-phase \u003cstrong\u003eHVAC replacement part\u003c\/strong\u003e is engineered to coordinate power distribution and pump logic, ensuring the system responds accurately to heating demands while maintaining high-efficiency water flow. It interfaces directly with the boiler's internal electronics to regulate the primary pump and domestic hot water (DHW) production cycles, mitigating the risk of short-cycling and thermal stress on the heat exchanger. For contractors, this \u003cstrong\u003e7436069 pump module\u003c\/strong\u003e is essential for restoring full system functionality in residential and light commercial \u003cstrong\u003eViessmann condensing boilers\u003c\/strong\u003e. Built for \u003cstrong\u003e12A maximum current\u003c\/strong\u003e, it provides stable \u003cstrong\u003eboiler pump control\u003c\/strong\u003e and is calibrated for the technical rigors of the WB2B-19 through WB2B-105 models. Replacing a legacy or faulty \u003cstrong\u003epower module\u003c\/strong\u003e with this genuine OEM component ensures electrical compatibility and maintains the precise modulation characteristics of the \u003cstrong\u003eVitodens 200 control system\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect WB2B Compatibility:\u003c\/strong\u003e Specific to the \u003cstrong\u003eVitodens 200 series\u003c\/strong\u003e, supporting models WB2B-19, 26, 35, 45, 60, 80, and 105.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Hydronic Logic:\u003c\/strong\u003e Enhances \u003cstrong\u003eboiler efficiency\u003c\/strong\u003e by managing the duty cycle of primary and secondary pumps based on real-time demand.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Power Management:\u003c\/strong\u003e Rated for \u003cstrong\u003e120V\/60Hz\u003c\/strong\u003e operation with integrated circuitry to handle high-torque pump startups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional-Grade Reliability:\u003c\/strong\u003e Simplifies field troubleshooting by providing a centralized \u003cstrong\u003epower\/pump control\u003c\/strong\u003e hub with standard plug-in terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 7436069 compatible with all Vitodens models?\u003c\/strong\u003e\u003cbr\u003e\nNo, this module is specifically designed for the \u003cstrong\u003eVitodens 200-W WB2B\u003c\/strong\u003e series. Verify your boiler version—such as WB2B-19 or WB2B-60—before installation to ensure the \u003cstrong\u003ePower\/Pump Module v2\u003c\/strong\u003e matches your control board's firmware and wiring harness.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes this module control the domestic hot water (DHW) pump?\u003c\/strong\u003e\u003cbr\u003e\nYes, the \u003cstrong\u003eViessmann 7436069\u003c\/strong\u003e manages the logic for both the central heating pump and the DHW charging pump, facilitating seamless priority switching for domestic water production.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat are the electrical requirements for installation?\u003c\/strong\u003e\u003cbr\u003e\nThe module requires a \u003cstrong\u003e120 VAC, 60 Hz, 1 PH\u003c\/strong\u003e power supply and is rated for a maximum current of \u003cstrong\u003e12 Amps\u003c\/strong\u003e. It should be installed by a licensed technician in accordance with the provided wiring diagrams.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong style=\"color: red;\"\u003eThis item is not eligible for free shipping.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Default Title","offer_id":43504628007090,"sku":"7436069","price":2193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/products\/ac-parts-1000x1000_large_9777a574-a01f-4911-9c75-879f25a5b3a9.jpg?v=1752266932","url":"https:\/\/www.gsistore.com\/en-ca\/products\/viessmann-7436069","provider":"GSIstore","version":"1.0","type":"link"}