{"product_id":"oem-lennox-zp51k5e-scroll-compressor-r-410a-99m90","title":"OEM Lennox ZP51K5E Scroll Compressor R-410A — 99M90","description":"\u003cp\u003eGenuine OEM Lennox \u003cstrong\u003e99M90\u003c\/strong\u003e Copeland ZP51K5E-PFV-830 scroll compressor. Rated at 51,000 BTUH on 208\/230V, single-phase power for R-410A refrigerant, this compressor is the heart of your Lennox cooling system — compressing and moving refrigerant to carry heat from your home to the outdoor unit. Its ZP-series scroll design is engineered for the high pressures of R-410A, delivering efficient, quiet, and reliable operation across a large 4-plus-ton capacity range.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e Signs of compressor trouble include a system that runs without cooling, warm supply air, loud humming, clicking, or grinding on startup, tripped breakers or overload protectors, and a hard-locked unit that won't turn over. Loss of compression and burned windings signal the unit has reached end of life.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003e99M90\u003c\/strong\u003e is matched precisely to your Lennox system's 208\/230V single-phase supply and R-410A charge. The correct OEM compressor preserves rated capacity and efficiency, protects your equipment warranty, and avoids the electrical and pressure mismatches that lead to premature aftermarket failures. Replacement must be performed by a licensed HVAC technician with proper evacuation and charging procedures.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081117548915,"sku":"LNX-99M90","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-zp51k5e-scroll-compressor-r-410a-99m90","provider":"National HVAC Parts","version":"1.0","type":"link"}