{"product_id":"oem-lennox-copeland-compressor-11a77","title":"OEM Lennox Copeland Compressor — 11A77","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e11A77\u003c\/strong\u003e is a Copeland compressor that acts as the heart of your Lennox condensing unit, circulating and pressurizing refrigerant to power the cooling cycle. Manufactured to Lennox factory standards, the \u003cstrong\u003e11A77\u003c\/strong\u003e installs as a true OEM replacement that returns your system to full rated performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A compressor at the end of its life may buzz or hum without turning over, trip the circuit breaker, run without producing cool air, make grinding or knocking sounds, or cycle on and off too frequently. Burnt terminals, open windings, or a locked rotor are frequent culprits.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Lennox equipment is engineered around a compressor's specific capacity, oil type, and electrical characteristics. The OEM \u003cstrong\u003e11A77\u003c\/strong\u003e Copeland compressor ensures exact compatibility with your unit's refrigerant charge, metering device, and controls — protecting efficiency, warranty coverage, and the long-term reliability you expect from a genuine Lennox part.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081136292211,"sku":"LNX-11A77","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-copeland-compressor-11a77","provider":"National HVAC Parts","version":"1.0","type":"link"}