Lennox 12J35 Expansion Valve 326010-701 this robust assembly provides the

this robust assembly provides the exact furnace draft inducer replacement specs required to maintain peak static pressure and operational reliability in high-demand environments

Its serviceable in-line design allows for quick maintenance

Optimized Compatibility: Designed for seamless integration with Armstrong Series 4300 vertical in-line pumps

Using alternative refrigerants may lead to lubricant incompatibility or motor failure and is not recommended for professional installations

Built to handle closed-loop water applications

Lennox 12J35 Expansion Valve 326010-701 this robust assembly provides theThe Lennox 12J35 Expansion Valve is a precision engineered NXT thermostatic expansion valve specifically calibrated for HVAC systems in the 3 to 3. 5 ton capacity range. Designed for indoor evaporator coils, this TXV utilizes a responsive sensing bulb to modulate refrigerant flow in real time, maintaining precise static superheat across varying thermal loads. By preventing liquid slugging and evaporator starvation, the 12J35 ensures the compressor