{"product_id":"oem-lennox-ecm-3-0-blower-motor-assembly-42w47","title":"OEM Lennox ECM 3.0 Blower Motor Assembly — 42W47","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e42W47\u003c\/strong\u003e ECM 3.0 blower motor assembly is the variable-speed motor that drives conditioned air through your furnace or air handler and out to the ductwork. Its electronically commutated (ECM) design ramps up and down smoothly to match demand, delivering consistent comfort, quieter operation, and significantly better energy efficiency than a standard PSC motor.\u003c\/p\u003e\u003cp\u003eSymptoms of a failing blower motor include weak or no airflow at the registers, the blower failing to start or cutting out mid-cycle, unusual humming or grinding noises, overheating, or intermittent operation tied to error codes on the control board. Because the ECM module and motor are matched as an assembly, a fault in either typically calls for replacing the complete unit.\u003c\/p\u003e\u003cp\u003eOEM is especially important with ECM motors: the 42W47 is programmed and rated to communicate correctly with your Lennox control board and to move the exact airflow (CFM) your system was designed around. Aftermarket or mismatched motors can throw fault codes, mis-stage airflow, and reduce efficiency. This factory assembly ensures a true plug-and-play fit and full-rated performance for your Lennox equipment.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081106440563,"sku":"LNX-42W47","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-blower-motor-ecm-LNX-42W47.jpg?v=1783760568","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-ecm-3-0-blower-motor-assembly-42w47","provider":"National HVAC Parts","version":"1.0","type":"link"}