Lennox 64W51 TXV Valve 320720-756 the S1-022-13761-000 is the current

the S1-022-13761-000 is the current factory-authorized replacement part for the obsolete S1-022-06852-001 model

making it ideal for managing power-hungry compressors and blowers

Its simplified wiring profile is ideal for Daikin-McQuay manual changeover thermostat retrofits

it eliminates the complexity of scheduling while providing high-performance digital accuracy for residential and light commercial HVAC applications

It serves as a primary structural support within the cabinet

Lennox 64W51 TXV Valve 320720-756 the S1-022-13761-000 is the currentThe Lennox 64W51 TXV Valve is a critical OEM thermostatic expansion valve engineered for precise refrigerant metering in high performance Lennox air conditioning and heat pump systems. This balancing component utilizes a sensing bulb to monitor suction line temperature, automatically adjusting the orifice to maintain optimal superheat levels. By regulating the flow of liquid refrigerant into the evaporator coil, the Lennox 64W51 prevents compressor