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This genuine OEM integrated furnace control board (part number 1184783) is the brain of the ICP/Tempstar/Heil WFSR100C060A1. It manages the entire heating sequence: it reads the thermostat call, energizes the inducer motor, proves the pressure switch, sequences the hot surface igniter and gas valve, monitors flame via the sensor, and times the blower on and off cycles. It also runs continuous self-diagnostics and reports fault codes through an onboard LED. When a control board fails, symptoms range from a completely dead furnace to erratic short-cycling, blower running constantly, or repeated ignition lockouts with no clear cause. Boards typically fail from voltage spikes, a cracked solder joint from thermal cycling, blown onboard fuses, or relay contact burnout. Before replacing, confirm 24V control power is present and rule out a shorted low-voltage circuit that may have damaged the original board.
| Spec | Value |
|---|---|
| Part Number | 1184783 |
| Type | Integrated Furnace Control Board |
| Brand | ICP / Tempstar / Heil |
| Control Voltage | 24V |
| Function | Ignition, Blower & Sequence Control with Diagnostics |
| Fits Model | WFSR100C060A1 |
Engineered for the ICP / Tempstar / Heil WFSR100C060A1 furnace and shared across ICP-family furnaces specifying control board 1184783. Match the board's connector layout and part number to your original before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.