Key Benefits for the Contractor: Direct OEM Compatibility: Built specifically to match the bolt patterns and electrical connectors of Nordyne

it supports the control board's flame sensing requirements

As the direct OEM replacement for 5500-134 and the obsolete INF series

and a domed steel element

This motor requires a specific run capacitor (typically 10 MFD / 440V depending on the specific model fitment)

Lennox 20W37 Limit Switch L99H008 Key Benefits for the Contractor:The Lennox 20W37 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered as a 120 160F AUTO limit switch, this Lennox replacement part functions by monitoring the plenum temperature and breaking the electrical circuit if the discharge air exceeds the 160F safety threshold. Once the unit cools to the 120F reset point, the Lennox 20W37 automatically resets, allowing