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Always verify the L-rating (L150-50) against the original part before installation
Manual Reset Security: Locks out the burner circuit after a 30-second low-water detection
Given the weight and sensitive internal components
Professional Reliability: Provides consistent switching for heavy inductive loads
preventing pressure drops and ensuring consistent refrigerant control
Lennox 39L14 Blower Shaft 328140-751 Always verify the L-rating (L150-50)The Lennox 39L14 (also cataloged as 39L1401) is a precision engineered OEM blower shaft designed for heavy duty commercial and industrial air handling applications. Constructed from high tensile 1045 or C45 medium carbon steel, this shaft provides the necessary structural rigidity to handle the dynamic loads and high rotational speeds found in large scale HVAC systems. With a critical 1 7 16 inch diameter and a total length of 51 1 4 inches, it serves