York S1-031-03495-000 Control Board R-22 reducing mechanical wear and optimizing

reducing mechanical wear and optimizing HVAC performance in critical building automation loops

The model number and temperature rating are clearly printed in large alphanumeric lettering on the face of the detector for quick field verification

The Danfoss 067N2011 (Type TGEX 20) is a high-capacity thermostatic expansion valve (TXV) engineered for precision liquid injection in large-scale air conditioning and refrigeration systems

Smith gas valve ensures factory-spec ignition timing and consistent hot water delivery across diverse hydronic applications

matching standard commercial pneumatic setpoints

York S1-031-03495-000 Control Board R-22 reducing mechanical wear and optimizingThe York S1 031 03495 000 Control Board is a critical OEM 2 stage spark ignition module engineered for high performance residential and light commercial HVAC systems. Operating on a 24V power supply, this board manages complex ignition sequences, including flame sensing, blower timing, and multi stage gas valve regulation. It is a direct replacement for Source 1 components in various furnace models, ensuring the ignition control board maintains