{"product_id":"oem-lennox-compressor-16m21","title":"OEM Lennox Compressor — 16M21","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e16M21\u003c\/strong\u003e compressor is the heart of your Lennox air conditioning or heat pump system, circulating refrigerant and pumping it under pressure to move heat between the indoor and outdoor coils. Engineered to Lennox factory specifications, it is a direct, drop-in replacement that restores the rated cooling capacity and efficiency your system was designed to deliver.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms\u003c\/strong\u003e include a system that runs but no longer cools, a compressor that hums or clicks but won't start, tripped breakers, loud grinding or knocking noises, or a unit that repeatedly overheats and shuts down on the internal overload. A compressor that fails to build pressure or draws excessive amperage has typically reached the end of its service life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Lennox compressors are matched to the specific displacement, electrical characteristics, and refrigerant charge of your equipment. Installing the correct OEM \u003cstrong\u003e16M21\u003c\/strong\u003e ensures proper oil return, correct amp draw, and compatibility with your system's controls — protecting your warranty and avoiding the premature failures that generic substitutes often cause. Always have a licensed HVAC technician recover refrigerant and complete the installation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081085469043,"sku":"LNX-16M21","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-compressor-16m21","provider":"National HVAC Parts","version":"1.0","type":"link"}