Lennox 42W29 TXV 322838-753 this unit delivers a consistent

this unit delivers a consistent 60 lb-in torque to ensure reliable mechanical movement across a 90-degree rotation

always verify system-specific flow media against the manufacturer's chemical compatibility charts

The switch compartment is completely sealed from the process fluid

This OEM Raypak replacement part acts as both a 1/8-inch ID seal and a durable heat shield

a trip often indicates an obstructed flue pipe

Lennox 42W29 TXV 322838-753 this unit delivers a consistentThe Lennox 42W29 is a high precision thermostatic expansion valve (TXV) designed to regulate refrigerant flow in 2 ton residential and light commercial cooling systems. This genuine OEM Lennox part (MPN 100679 15) is engineered for R410A refrigerant applications, ensuring optimal superheat control and system efficiency. Featuring 3 8" x 1 2" ODF connections, the Lennox 42W29 TXV provides a secure, leak resistant fit for sweat connection evaporator