York 1171-20 Furnace Control Board delivers reliable electronic control for HVAC furnace systems, mounting in control panels within high-temperature heating environments. This control board manages ignition and safety functions and is intended for replacement, repair, retrofit, or expansion in industrial or commercial heating systems. Manufactured with industrial-grade electronic components and ANSI Z21.20 compliant, it is compatible with York furnaces and heating systems, and common replacements include York 1171-19, York 1171-21, and York 1171-10.
