{"product_id":"oem-lennox-copeland-scroll-compressor-11c43","title":"OEM Lennox Copeland Scroll Compressor — 11C43","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e11C43\u003c\/strong\u003e Copeland Scroll compressor drives the refrigeration cycle in your Lennox cooling or heat pump system. Its scroll design uses two interleaved spirals to compress refrigerant smoothly and continuously, delivering quieter operation, higher efficiency, and greater reliability than older reciprocating designs. Built to Lennox factory specifications, the \u003cstrong\u003e11C43\u003c\/strong\u003e is a direct replacement that matches the displacement, voltage, and capacity your outdoor unit was designed around.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms\u003c\/strong\u003e include the outdoor unit humming or buzzing without starting, breakers tripping when the system calls for cooling, weak or warm airflow, unusually loud operation, or the compressor cutting out on thermal overload. Oil staining around the base or a burnt smell often signals internal electrical failure or a seized scroll set.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Copeland Scroll compressors supplied through Lennox are calibrated to work with your system's metering device, charge, and controls. Choosing the OEM \u003cstrong\u003e11C43\u003c\/strong\u003e maintains rated SEER efficiency, prevents compatibility problems, and safeguards your equipment warranty. Refrigerant recovery and installation should always be performed by a licensed HVAC professional.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081134621043,"sku":"LNX-11C43","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-copeland-scroll-compressor-11c43","provider":"National HVAC Parts","version":"1.0","type":"link"}