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This OEM control board kit (part number 1183618) is the electronic brain of your ICP / Tempstar / Heil RHH060H0XA0AAAA heat pump. The board manages compressor sequencing, condenser fan operation, the reversing valve, and the defrost cycle, coordinating these functions from the 24-volt thermostat signal. Supplied as a complete kit with the mounting hardware and connectors needed for a clean swap, it replaces a board that has failed due to power surges, corrosion, or aged relays. Symptoms of a failed board include no heat-pump operation, the unit stuck in or never entering defrost, the condenser fan or compressor not responding to calls, or visible burn marks and swollen components on the original board.
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Control / Defrost Board Kit |
| Brand | ICP / Tempstar / Heil |
| Control Voltage | 24 VAC |
| Functions | Defrost, Compressor & Fan Sequencing, Reversing Valve |
| Application | Heat Pump Outdoor Unit |
Direct OEM replacement kit for ICP, Tempstar, Heil, and Comfortmaker heat pump model RHH060H0XA0AAAA. Control board kits are model-specific — confirm the part number 1183618 against the board currently installed in your outdoor unit before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.