When swapping out a blown capacitor

What is the purpose of the 1 1/2" shank

it is optimized for go/no-go status of fixed loads

which are primary drivers of system acidification and mechanical wear

Lennox 60M28 Control Board When swapping out a blownThe Lennox 60M28 Blower Control Board is a critical OEM replacement component designed for high performance air distribution in Lennox, Armstrong, and Ducane HVAC units. This board serves as the primary interface for regulating blower motor speeds, ensuring precise airflow during both heating and cooling cycles. As a direct replacement for the Lennox 60M2801, it maintains identical electrical specifications and terminal configurations, allowing for a