Lennox 44W57 Collector Box 323613-751 Smith 100166406 Pump is a

Smith 100166406 Pump is a high-performance 1/2 HP 115V circulating pump engineered for demanding hydronic heating and commercial water heater applications

5in element length allows for effective airflow across the coils

Key Benefits: High-Velocity Compatibility: Specifically engineered for TTW-20 series systems rated for 2000 CFM airflow

For optimal safety and system integrity

Compact Footprint: Saves space in crowded electrical enclosures while providing ample wiring room for 14-16 AWG conductors

Lennox 44W57 Collector Box 323613-751 Smith 100166406 Pump is aThe Lennox 44W57 Collector Box (OEM #102109 04) is a critical condensating furnace replacement part engineered for high efficiency gas furnaces, including popular Lennox G61MPV and EL195 series models. Often referred to by technicians as a cold end header box, this component is responsible for gathering and channeling corrosive condensate and combustion byproducts away from the heat exchanger and into the drain trap. Its internal pressure switch ports