The York 1170-112, 872670, 4721M017973 Control Board (1 Unit) is a genuine OEM 2-stage furnace control board designed to manage heating operations with precision and reliability. This board regulates ignition, blower timing, and safety features, ensuring efficient furnace performance and dependable temperature control. Built for York heating systems, it provides accurate communication between system components to maintain optimal functionality. Key Features Genuine York OEM control board for furnaces Supports 2-stage heating operation Controls ignition, blower, and safety sequences Factory-calibrated for consistent performance Ensures efficient system operation and diagnostics Specifications Part Numbers: 1170-112, 872670, 4721M017973 Type: Furnace Control Board Stages: 2-Stage Heating Function: Ignition and system control Application: Furnace operation and diagnostics Quantity: 1 Unit Brand: York Compatible Models FC8T080B16UH11 FL8T100C20UH11 G9D08016UPC11C G8D08016DNB11C L8D08012UHA11A GM9T080B12UP11 LC8T120C20UH11 FL8T120C16UH11 G9D10020UPC11C G8D10020UHC11B and more Why Choose This Item Choose the York 1170-112, 872670, 4721M017973 Control Board (1 Unit) for OEM-grade precision, safe furnace operation, and long-term reliability. It?s the perfect replacement to restore full functionality and efficient heating performance in your York system.