Lennox 12J35 Expansion Valve 326010-701 Upgrade or repair your HVAC

Upgrade or repair your HVAC system with the Carrier HC39GE240

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

the 543-0071-00 tracks compressor motor protection status

This 24V two-position actuator delivers a robust 2000 lb-in torque

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

Lennox 12J35 Expansion Valve 326010-701 Upgrade or repair your HVACThe 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