Lennox 78L03 Reversing Valve Els PW 17895 Proper installation direction is critical

Proper installation direction is critical for effective filtration and desiccant performance

5-degree pitch

Always match the voltage and frequency specified on the valve nameplate

SPDT Electrical Versatility: Supports both "make" and "break" circuit configurations for various pump control and boiler safety applications

this S20 Series solenoid valve maintains reliable performance even in low-pressure gravity-feed or circulating systems

Lennox 78L03 Reversing Valve Els PW 17895 Proper installation direction is criticalThe Lennox 78L03 Reversing Valve is a critical refrigeration component designed for precise flow reversal within heat pump systems. This heavy duty 4 way valve facilitates the redirection of refrigerant gas to switch between heating and coolings modes, ensuring the evaporator and condenser coils function correctly based on thermostat demand. Built for compatibility with select Lennox and Armstrong Air outdoor units, this valve features a 7 8" x 1 2"