Durable Construction: Engineered with high-grade materials to withstand continuous duty in various climates

facilitating seamless maintenance in existing building automation systems

For pressurized applications

The rugged skeleton construction allows for versatile mounting inside enclosures

Lennox 13Y20 TXV Valve 321142-301 Durable Construction: Engineered with high-gradeOptimize your outdoor cooling configuration with the Lennox 13Y20 4 Ton R410 TXV Valve, a mission critical thermal expansion device designed for precise refrigerant metering. This forged brass valve is engineered specifically for 4 ton air conditioning systems and heat pumps, ensuring that the evaporator coil remains effectively fed without the risk of liquid slugging. With a 1 2 inch FNPT inlet and 3 8 inch FNPT outlet, the 13Y20 integrates