{"product_id":"oem-lennox-scroll-compressor-3-5-ton-208-230v-r-22-40w59","title":"OEM Lennox Scroll Compressor 3.5 Ton 208\/230V R-22 — 40W59","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e40W59\u003c\/strong\u003e is an Interlink SQA042KAA scroll compressor rated at 41,200 BTUh (approximately 3.5 tons) for 208\/230V single-phase R-22 systems. As the heart of your Lennox condensing unit, this compressor circulates and pressurizes refrigerant to drive the entire cooling cycle. Its scroll design delivers quiet, efficient, and reliable operation with fewer moving parts than reciprocating units.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e a failed compressor often presents as a unit that hums but won't start, tripping breakers, warm air from the vents, loud grinding or knocking noises, or a compressor that runs but produces no cooling. Overheating, a shorted or open winding, and locked-rotor conditions are typical end-of-life indicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e using the factory-specified \u003cstrong\u003e40W59\u003c\/strong\u003e guarantees correct displacement, electrical characteristics, and mounting fit for your Lennox equipment. OEM compressors preserve the engineered capacity and efficiency ratings of your system and protect any remaining manufacturer warranty, unlike generic substitutes that risk mismatched performance and premature failure.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081083109747,"sku":"LNX-40W59","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-scroll-compressor-3-5-ton-208-230v-r-22-40w59","provider":"National HVAC Parts","version":"1.0","type":"link"}