{"product_id":"oem-lennox-ecm-blower-motor-assembly-70w46","title":"OEM Lennox ECM Blower Motor Assembly — 70W46","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e70W46\u003c\/strong\u003e ECM blower motor assembly drives the circulation of conditioned air throughout your home. As an electronically commutated motor (ECM), it delivers variable-speed operation for improved comfort, quieter running, and significantly lower energy consumption than standard PSC motors. This assembly is engineered to the exact specifications required by compatible Lennox furnaces and air handlers.\u003c\/p\u003e\u003cp\u003eWhen a blower motor begins to fail, you may notice weak or inconsistent airflow from your vents, unusual humming or grinding noises, the blower failing to start, or the furnace repeatedly tripping on high-limit shutdown due to poor air movement. A motor that runs hot or cycles erratically is often nearing the end of its service life.\u003c\/p\u003e\u003cp\u003eChoosing the OEM Lennox \u003cstrong\u003e70W46\u003c\/strong\u003e ensures the motor's torque curve, module programming, and mounting dimensions match your equipment precisely — something aftermarket substitutes frequently get wrong. Proper compatibility protects your furnace's control board, preserves rated efficiency, and keeps your factory warranty intact for long-term reliable performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081097298291,"sku":"LNX-70W46","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-draft-inducer-LNX-70W46.jpg?v=1783760593","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-ecm-blower-motor-assembly-70w46","provider":"National HVAC Parts","version":"1.0","type":"link"}