This model replaces the legacy Danfoss 014-0143

This burner is optimized for Q309

offering updated circuitry and more reliable signal processing

allowing you to tap the exact microfarad rating needed by combining the available terminals

Lennox 11Y29 Expansion Valve 322838-754 This model replaces the legacyThe Lennox 11Y29 Expansion Valve is a high precision 3 ton R410A TXV engineered for critical refrigerant metering in residential and light commercial evaporators. This OEM Lennox 104413 01 thermal expansion valve utilizes a balanced port design to maintain a static superheat of 5. 54F, ensuring stable system operation across varying load conditions. Designed with sweat solder connections and a 132. 81 PSIG calibration point, it facilitates a leak