Lennox 72L34 Expansion Valve 30067439-890 The assembly is built with

The assembly is built with 18-inch leadwires positioned on the same side as the manual lever

but you should verify your specific unit's wiring schematic to ensure proper low-voltage terminal alignment

The 30-inch capillary provides enough reach for most standard cabinet or evaporator coil placements

Optimized Airflow: The 29-degree pitch is balanced for high-velocity air movement

Designed with non-directional flow capabilities

Lennox 72L34 Expansion Valve 30067439-890 The assembly is built withThe Lennox 72L34 Expansion Valve is a precision engineered OEM thermal expansion valve (TXV) designed to regulate refrigerant flow with extreme accuracy. This 3 ton capacity valve is specifically calibrated for use in R 410A and R 22 systems, providing consistent superheat control to prevent liquid slugging and evaporator starvation. Field verified as identical to the Lennox 72L3401, this component features a 3 8 inch suction and 1 4 inch liquid