78L19 | R44478-001 VALVE-EXPANSION | Lennox Part Number_155400 making it ideal for various

making it ideal for various applications requiring moderate to high speeds

you invest in a high-quality and reliable solution for your fluid circulation needs

00" length provides ample leverage for secure clamping

ensuring proper air return and enhancing the overall performance of your heating and cooling equipment

this lockout offers excellent resistance to corrosion and wear

78L19 | R44478-001 VALVE-EXPANSION | Lennox Part Number_155400 making it ideal for variousLennox Expansion Valve (78L19) This Lennox Expansion Valve (SKU: 78L19) is an essential component for regulating refrigerant flow in air conditioning and refrigeration systems. Manufactured by Lennox, a leading brand in the HVAC industry, this valve ensures efficient system operation and reliable cooling performance. The expansion valve regulates the flow of liquid refrigerant into the evaporator coil, ensuring optimal heat transfer and cooling