{"product_id":"oem-lennox-103366-01-valve-exp-check-r410a-1-5t-88w50","title":"OEM Lennox 103366-01 Valve-Exp\/Check R410A 1.5T — 88W50","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 88W50\u003c\/strong\u003e (OEM reference 103366-01) is a factory-original combination expansion and check valve built for 1.5-ton R410A Lennox systems, integrating refrigerant metering and backflow prevention to maintain optimal system performance and protect the compressor. Signs of a failing expansion or check valve include inadequate cooling, refrigerant migration during the off cycle, compressor noise, or system pressure imbalances. This genuine Lennox OEM part is a direct factory replacement that restores proper refrigerant management and extends equipment life.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081023799667,"sku":"LNX-88W50","price":59.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-103366-01-valve-exp-check-r410a-1-5t-88w50","provider":"National HVAC Parts","version":"1.0","type":"link"}