18" WC (inches Water Column) set point

the "C" suffix typically denotes retail or specific packaging but does not change the HVAC thermostat functionality

While designed for Carrier-branded equipment (including Bryant and Payne)

streamlining installation and improving system reliability

Once the system cools to the 50-degree Fahrenheit reset differential

Lennox 64W49 TXV Freon 18" WC (inches Water Column)For service technicians and mechanical contractors maintaining 4 ton Lennox air conditioning units, the Lennox 64W49 Thermal Expansion Valve is a critical OEM component for precise refrigerant metering. This TXV with 30 inch capillary tube is engineered to regulate flow with a pressure rating of 94 + 2 PSIG, ensuring the evaporator coil maintains the correct superheat for optimal heat exchange and compressor protection. Featuring a 3 8 inch x 1 2 inch