{"product_id":"oem-lennox-heat-exchanger-assembly-repair-part-10a58","title":"OEM Lennox Heat Exchanger Assembly Repair Part — 10A58","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e10A58\u003c\/strong\u003e is a heat exchanger assembly repair part (factory reference 605996-80, superseding 612216-18) used to service the heat transfer section of compatible Lennox furnaces. This component is manufactured to Lennox specifications so it seats correctly within the exchanger assembly and maintains proper combustion separation and airflow.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e When the associated heat exchanger section degrades, homeowners typically notice reduced heating performance, an unstable or discolored burner flame, rattling or expansion noises, soot accumulation, or nuisance high-limit shutdowns. These signs indicate the exchanger area needs inspection and the correct repair part installed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e On a heat-transfer and combustion-related component, exact dimensions and material grade are essential for safety and efficiency. The OEM \u003cstrong\u003e10A58\u003c\/strong\u003e ensures a proper fit against mating parts, preserves furnace certifications, and avoids the alignment and durability problems common with generic aftermarket alternatives.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081071772019,"sku":"LNX-10A58","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-heat-exchanger-assembly-repair-part-10a58","provider":"National HVAC Parts","version":"1.0","type":"link"}