{"product_id":"oem-lennox-thermal-expansion-valve-38m74","title":"OEM Lennox Thermal Expansion Valve — 38M74","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 38M74\u003c\/strong\u003e is a genuine OEM thermal expansion valve (TXV) designed to regulate refrigerant flow within compatible Lennox HVAC systems. By sensing evaporator outlet temperature and pressure, this valve maintains the correct superheat level to protect the compressor and maximize system efficiency. A defective 38M74 can result in symptoms such as insufficient cooling, ice formation on the evaporator coil, or compressor damage in your Lennox unit.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081021473139,"sku":"LNX-38M74","price":59.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-thermal-expansion-valve-38m74","provider":"National HVAC Parts","version":"1.0","type":"link"}