{"product_id":"lochinvar-l100304137-control-board-khb-whb155","title":"Lochinvar L100304137 Control Board Khb WHB155","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe LOCHINVAR L100304137 is a replacement control board designed for use in high-efficiency water heating systems. The control board serves as the primary electronic management component, regulating ignition sequences, burner operation, and safety lockout functions within the appliance. Licensed HVAC technicians and plumbers working on commercial or residential water heating equipment will find this board to be a direct OEM-style replacement that restores proper system operation without requiring additional field modification.\u003c\/p\u003e\n\u003cp\u003eThis control board is used in water heating applications where the original board has failed or requires replacement due to fault codes, lockout conditions, or physical damage. It is intended for installation in KHB and WHB155 series water heaters, restoring electronic control and safety monitoring functions to these units.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-style replacement control board for KHB and WHB155 series water heaters\u003c\/li\u003e\n  \u003cli\u003eManages ignition sequencing and burner control functions\u003c\/li\u003e\n  \u003cli\u003eSupports safety lockout and fault monitoring logic\u003c\/li\u003e\n  \u003cli\u003eDirect drop-in fit reduces installation time in the field\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with LOCHINVAR KHB and WHB155 series water heating equipment, as noted in the product designation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed plumber or HVAC technician. Shut off all electrical power to the water heater and allow the unit to cool before removing the existing control board. Follow all applicable local codes and the manufacturer service documentation when reconnecting wiring harnesses and verifying control board operation after installation.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Control Board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: KHB and WHB155 Series Water Heaters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: LOCHINVAR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: L100304137\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LOCHINVAR","offers":[{"title":"Default Title","offer_id":51347796361522,"sku":"L100304137","price":484.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/100304137.jpg?v=1782114002","url":"https:\/\/voomisupply.com\/products\/lochinvar-l100304137-control-board-khb-whb155","provider":"Voomi Supply","version":"1.0","type":"link"}