York S1-331-09150-000 Control Board Kit Refrigerant OEM Compatibility: Precision-balanced to meet

OEM Compatibility: Precision-balanced to meet original equipment specifications for York S1-026-25544-000 models

5-inch insertion length and a 3/4-inch diameter probe for accurate temperature sensing within the heat exchanger plenum

ensuring exact fitment in residential furnaces

Integrated Ignition Control: Consolidates gas regulation and spark-to-pilot functions into a single Honeywell SmartValve footprint

York S1-331-09150-000 Control Board Kit Refrigerant OEM Compatibility: Precision-balanced to meetThe York S1 331 09150 000 Control Board Kit is a critical OEM replacement part designed for Simplicity 1A 2 4 stage HVAC systems. This dual stage control board acts as the central intelligence for your rooftop or split system unit, managing the precise sequencing of ignition, gas valve regulation, and flame sensing. As a direct replacement for legacy model S1 03109150000, this kit ensures full HVAC system compatibility with residential and commercial