making it a "drop-in" replacement

existing hardware should be reused or sourced separately

the S1-025-41219-000 provides a precise fit within the burner carrier

Corrosion Resistance: Built to withstand acidic condensate from high-efficiency gas furnaces without degradation

The Trane CNT1584 Low Pressure Control is a critical safety component designed for precise refrigerant circuit monitoring in residential and light commercial HVAC systems

Lochinvar & A.O. Smith 100112274 Burner Assembly 320819-301 making it a "drop-in" replacementThe Lochinvar & A. O. Smith 100112274 Burner Assembly is a critical OEM replacement part engineered for high efficiency liquid propane (LP) residential water heaters. Featuring an 18 inch burner tube and a factory calibrated #51 orifice, this assembly ensures precise gas to air mixing for a stable and clean flame pattern. This specific kit is frequently utilized in A. O. Smith ProLine and Lochinvar series, including models like the JW840S40P AV 401.