Lennox 93J86 Blower Shaft 30067439-890 This snap-acting pressure control is

This snap-acting pressure control is calibrated to open at 0

Designed as a direct replacement for the J641DHA-4712C

the KPU 6B is rated for high-pressure HFCs like R-410A

This residential furnace pressure switch handles the high-cycle demands of modern high-efficiency systems while protecting against restricted venting or inducer motor failure

Lennox 93J86 Blower Shaft 30067439-890 This snap-acting pressure control isThe Lennox 93J86 Blower Shaft is a precision engineered OEM replacement part designed for high static blower assemblies in commercial packaged units and industrial HVAC systems. This heavy duty blower shaft features a 1 inch diameter and a total length of 23. 25 inches (often referenced as 24 inches for nominal sizing), ensuring peak mechanical balance and reduced vibration during high RPM operation. Constructed from high carbon 1045 or C45 steel, the