S1-031-03010-000 – CONTROL BOARD (YORK, GAS, AFTERMARKET, DIRECT, 50A56-956)
$187.99The York S1-031-03010-000 is a single-stage ignition control board designed for gas furnaces, managing ignition sequencing, flame sensing, and blower control. Compatible with York, Coleman, and Luxaire models, it features LED diagnostics for easy troubleshooting.