{"product_id":"oem-lennox-scroll-compressor-12-ton-575v-r-22-79m46","title":"OEM Lennox Scroll Compressor 12-Ton 575V R-22 — 79M46","description":"\u003cp\u003eGenuine OEM Lennox \u003cstrong\u003e79M46\u003c\/strong\u003e scroll compressor (model ZR144KC-TFE-950) is rated at 146,000 BTUH on 575V R-22 3-phase power, making it the workhorse of your commercial Lennox cooling system. It compresses refrigerant vapor into a high-pressure gas so heat can be discharged at the condenser, powering the complete refrigeration cycle. The scroll design ensures efficient, quiet, and reliable compression under heavy commercial loads.\u003c\/p\u003e\u003cp\u003eCommon indicators of compressor failure include continuous running without cooling, tripped breakers or contactors on startup, hard-start conditions, abnormal noise and vibration, elevated amperage, and lockouts triggered by the internal overload. High-hour R-22 units frequently suffer oil breakdown and internal contamination before mechanical failure.\u003c\/p\u003e\u003cp\u003eSelecting the OEM Lennox \u003cstrong\u003e79M46\u003c\/strong\u003e guarantees a factory-exact match for your unit's 575V supply, R-22 charge, and 146,000 BTUH capacity, including the correct oil volume, displacement, and terminal configuration. Genuine parts protect system efficiency, prevent oil-migration problems, and preserve warranty coverage that aftermarket compressors can void. Install this authentic replacement for dependable, rated Lennox performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081123578227,"sku":"LNX-79M46","price":389.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-scroll-compressor-12-ton-575v-r-22-79m46","provider":"National HVAC Parts","version":"1.0","type":"link"}