The Dometic Main Board PCB Kit (Part# K9054-90) is the central control circuit board for Dometic C Series RV appliances and systems. If your refrigerator, furnace, or other Dometic equipment isn't responding to controls or displaying error codes, a faulty main board is often the culprit. This OEM replacement kit restores full functionality to your RV's climate and appliance systems.
Key Features
- OEM Dometic main control board for C Series models
- Complete PCB assembly with all necessary components pre-installed
- Restores appliance responsiveness and control panel operation
- Direct replacement—no modifications or calibration required
- Genuine part ensures compatibility with your RV's electrical system
- Backed by Dometic engineering standards
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | K9054-90 |
| Manufacturer | Dometic |
| Series Compatibility | C Series |
| Type | Main Board PCB Assembly |
| Application | RV Appliances & Climate Control Systems |
Frequently Asked Questions
Q: How do I know if my main board has failed?
A: Common signs include the control panel not responding to button presses, appliances not turning on or off, error codes displayed on the screen, or complete loss of power to the system. If you've verified power is reaching the unit, the main board is likely the issue.
Q: Is this a complete replacement or just the board?
A: This is a complete PCB assembly kit with all integrated components. It's a direct plug-in replacement—you simply disconnect the old board and install the new one.
Q: Will I need to reprogram or recalibrate this board after installation?
A: No. This is a genuine OEM replacement that comes pre-configured for C Series systems. Simply install it and your appliance should resume normal operation.
Why Choose Elkhart RV Parts
We specialize in hard-to-find Dometic replacement parts for RV owners who need the exact OEM component. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock genuine Dometic parts and provide expert support to help you identify and install the right part the first time.
| Brand | Dometic |
|---|---|
| Product_type | Main Board PCB Kit |
| Part_number | K9054-90 |
| Series | C Series |
| Compatible_models | C40C65C85 |
| Component_type | Circuit Board |
| Function | Refrigerator Control and Operation |
| Product_condition | New |
| Oem_part | true |
| Application | Absorption Refrigerators |
| Installation_difficulty | Professional |
| Recommended_user | Dealer and Service Technician |
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.