Precise Humidity Regulation: Features a built-in dehumidistat function for systems equipped with mechanical reheat (units with "D" in the model number)

uniform flame pattern

this 1/4hp furnace motor delivers a reliable 1075rpm across four distinct speeds

When swapping older Trane scroll or reciprocating compressors

York S1-331-03494-000 Board Kit 319847-401 Precise Humidity Regulation: Features aThe York S1 331 03494 000 Board Kit is a field proven 2 stage ECM control board designed for high performance HVAC equipment. This OEM York replacement part provides precise 115 230 VAC management of electronically commutated motors, optimizing airflow for both low and high operation stages. By utilizing advanced onboard algorithms, the Source1 furnace control circuit board adjusts system parameters in real time to maximize efficiency and reduce