Lennox 42W31 TXV 30067439-890 Durable Construction: Features laser-welded stainless

Durable Construction: Features laser-welded stainless steel bellows designed to resist corrosion and mechanical fatigue in high-moisture settings

This kit is specifically calibrated for the Series 20 TMV

Does this board require programming in the field

High-Velocity Performance: Optimized for accurate sampling in airflows up to 4

Lennox 42W31 TXV 30067439-890 Durable Construction: Features laser-welded stainlessMaintain peak performance in high efficiency cooling systems with the Lennox 42W31 TXV. This genuine OEM Lennox expansion valve is a precision engineered thermostatic expansion valve (TXV) specifically designed for R410A refrigerant applications. As the certified replacement for the 42W3101 (and part number 100679 17), this 5 ton expansion valve ensures a direct fit for residential and light commercial units, including KCA060 and KGA060 series.