{"product_id":"ao-smith-100111064-blocked-inlet-switch","title":"Ao Smith 100111064 Blocked Inlet Switch","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe AO SMITH 100111064 is a genuine OEM blocked inlet switch designed for use in AO Smith water heating systems. A blocked inlet switch is a safety device that monitors airflow at the unit's inlet and interrupts operation when airflow is restricted or obstructed. This prevents unsafe combustion conditions and protects the heat exchanger from damage caused by inadequate air supply. Licensed plumbers and HVAC technicians handling water heater service and repair are the primary installers of this component. It ships new in original factory packaging.\u003c\/p\u003e\u003cp\u003eThis part is intended for use in specific AO Smith residential or commercial water heater models where a blocked inlet switch is a required safety component. It is not a universal or generic replacement. Application is limited to the models and serial number ranges for which it was produced. Consulting factory production records or the unit's wiring diagram before ordering is strongly advised to confirm correct fitment for the specific unit being serviced.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eGenuine OEM part sourced directly from AO Smith factory production\u003c\/li\u003e\n\u003cli\u003eShips new in original AO Smith factory packaging\u003c\/li\u003e\n\u003cli\u003eFunctions as a safety interlock that detects blocked or restricted inlet airflow\u003c\/li\u003e\n\u003cli\u003eInterrupts unit operation to prevent unsafe combustion conditions\u003c\/li\u003e\n\u003cli\u003eDirect replacement designed to meet original equipment specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a model-specific OEM replacement for AO Smith water heating equipment. This is not a universal part. Compatibility is limited to specific models and serial number ranges as defined by AO Smith factory production records. Verify the model and serial number of the unit before installation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed plumber or HVAC technician familiar with water heater safety controls and local codes. Before servicing, shut off power to the unit at the breaker and close the gas supply valve if applicable. Inspect inlet passages for obstructions before replacing the switch to address the root cause of any blockage condition. Follow all applicable local mechanical codes and the manufacturer's service documentation during installation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Blocked Inlet Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e: Brand New\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AO SMITH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100111064\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TAILWIND","offers":[{"title":"Default Title","offer_id":51150800912690,"sku":"100111064","price":100.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/305989726.jpg?v=1778618129","url":"https:\/\/voomisupply.com\/products\/ao-smith-100111064-blocked-inlet-switch","provider":"Voomi Supply","version":"1.0","type":"link"}