Pay in 4 interest-free payments of $39.45 Learn more
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
5°F to 14°F
The low-pressure side operates between 100 to 400 PSI
the integrated output test connection facilitates efficient field adjustments without disrupting the control loop
the dial includes a dedicated frost setting (marked with a "*" symbol) to maintain a minimum temperature of approximately 45°F
Lennox 42W39 TXV 322838-752 5°F to 14°FThe Lennox 42W39 is a high performance 3 ton thermal expansion valve (TXV) engineered for precise refrigerant metering in R410A systems. Designed to replace Lennox part 100679 26, this valve features a 5 8" ODF inlet and a 1 2" ODF outlet, ensuring a secure, leak proof solder connection. For any technician troubleshooting a 3 ton air conditioner or heat pump, this OEM component is critical for maintaining correct superheat levels across varying load
