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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Common Questions Is this wheel compatible with older McQuay units
Contractor-Grade Durability: UL and CSA listed
Enhanced System Isolation: Facilitates rapid refrigerant recovery and system evacuation by providing a reliable mechanical shut-off point
operating on a 9 to 30 VDC supply
Lennox 42W39 TXV 318518-761 Common Questions Is this wheelThe 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
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