78L19 | R44478-001 VALVE-EXPANSION | Lennox Part Number_155400 ensuring proper air return and

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

this Impeller is readily available to meet your specific requirements

Wiring Harness A0010402992

reducing energy consumption and improving the efficiency of your water heating system

It measures 18-1/8 x 19-1/8 x 36 inches and is constructed of durable materials for long-lasting performance

78L19 | R44478-001 VALVE-EXPANSION | Lennox Part Number_155400 ensuring proper air return andLennox 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