Lennox 48G63 Supply Air Sensor 5-inch drain pan assembly to

5-inch drain pan assembly to prevent secondary water damage to the furnace or air handler cabinet

there is no difference in performance or specification

this red spring is optimized for the Sensus 496 domestic service regulator

and McQuay

this component is essential for protecting the rear casting and preventing the localized overheating that leads to stress cracks or premature vessel failure

Lennox 48G63 Supply Air Sensor 5-inch drain pan assembly toThe Lennox 48G63 Supply Air Sensor is a critical diagnostic component engineered for high precision temperature monitoring within residential and commercial air handlers and heat pump systems. Designed to interface directly with Lennox iComfort communication systems, this NTC thermistor based sensor provides real time feedback to the integrated control board, ensuring the HVAC system maintains precise discharge air temperatures. By utilizing patented