Lennox 12J35 Expansion Valve Freon For contractors performing annual preventive

For contractors performing annual preventive maintenance

What is the purpose of the manual service switch

this LP conversion kit typically includes the necessary pressure switch to monitor the supply line for pressure drops common in propane systems

For contractors performing HVACR burner replacement

Lennox 12J35 Expansion Valve Freon For contractors performing annual preventiveThe 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