Lennox 14W77 TXV 328140-751 Exact OEM Fit: Guaranteed to

Exact OEM Fit: Guaranteed to match original equipment dimensions and terminal configurations for a safe and efficient installation

Built to handle 18-amp inductive loads

Always verify your specific heater’s model and serial number against manufacturer documentation

This microprocessor-based control regulates the combustion sequence

45-inch shank

Lennox 14W77 TXV 328140-751 Exact OEM Fit: Guaranteed toThe Lennox 14W77 is an OEM thermostatic expansion valve (TXV) engineered for high precision refrigerant metering in residential and light commercial R410A systems. Designed as a direct 100254 02 replacement, this valve features 3 8" x 1 2" ODF connections and is critical for maintaining the balance between liquid and vapor in the evaporator. By accurately regulating the refrigerant flow based on load demand, the 14W77 prevents compressor floodback and