Resideo ST9103A1002/U Replacement Electronic Fan Timer for Gas/Oil Furnace Type_Leak Detector CAT IV 1000 V overvoltage

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Resideo ST9103A1002/U Replacement Electronic Fan Timer for Gas/Oil Furnace Type_Leak Detector CAT IV 1000 V overvoltageResideo ST9103A1002 U Replacement Electronic Fan Timer for Gas Oil Furnace Simplified Replacement for Gas Furnace Applications This single circuit board replacement is the central wiring point for most of the electrical components in the furnace. Good for combustion air blower control, two speed circulating air blower control, oil primary control, limit circuit inputs, and thermostat wiring terminations. The ST9103 electronic fan timer integrates