Lennox 47K04 Manifold 322057-301 3-inch diameter motor with Class

3-inch diameter motor with Class B insulation

integrated trap assembly

This specific auto limit switch is the direct engineering successor to the legacy 5H74976-3

Is the Lennox 10D08 compatible with generic defrost sensors

Automatic Reset: The switch restores system operation once temperatures drop below the safety limit

Lennox 47K04 Manifold 322057-301 3-inch diameter motor with ClassEnsure reliable gas distribution in residential and commercial furnaces with the Lennox 47K04 Manifold. This OEM Lennox replacement part is engineered to meet precise manufacturer tolerances, facilitating uniform fuel delivery to the burner assembly. As a furnace gas manifold, it plays a critical role in the combustion system, providing the consistent pressure required for efficient heat exchanger performance. Designed for durability, this Lennox HVAC