Lennox 24H65 Drian Pan 322057-301 The 1 1/4" NPT brass

The 1 1/4" NPT brass body utilizes a sealed tube construction and a magnetic switching mechanism to provide reliable SPDT snap switch logic for pump control or low-flow protection

this is the drop-in solution for mechanical failure or bearing noise

This thermal expansion valve installation requires brazing with a heat sink to protect the internal diaphragm and needle assembly

Using a calibrated multimeter set to the Ohms scale

Lennox 24H65 Drian Pan 322057-301 The 1 1/4" NPT brassThe Lennox 24H65 is an essential OEM replacement horizontal drain pan engineered for high performance condensate management in residential and light commercial HVAC systems. Designed specifically for horizontal flow configurations, this pan (part number 107196 02 or 107196 03) ensures that moisture extracted during the cooling cycle is efficiently channeled to the primary or secondary drain lines, preventing water pooling and costly property damage.