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Welcome to the South Mini Splits collection for Blueridge Control Boards. We offer a comprehensive selection of high-performance replacement circuit boards, inverter modules, and electronic subassemblies designed to keep your Blueridge HVAC systems operating at peak efficiency. Our inventory features critical components like the Main Control Board (17122000050186) and specialized Inverter Module Subassemblies, ensuring your ductless system maintains its sophisticated climate control capabilities.
Whether you are a DIY homeowner troubleshooting a fault code or a professional contractor performing a precise board swap, our genuine, reliable, and technically accurate parts provide the exact logic and voltage regulation your system requires.
💡 Why Choose South Mini Splits for Your Blueridge Control Boards?
✅ Wholesale Pricing: High-quality electronic components at competitive rates to make repairs more affordable.
✅ USA-Based Support: Our team can help you cross-reference part numbers and BTU ratings to ensure you get the right board the first time.
✅ Free Shipping Over $300: Minimize downtime with fast, free shipping on all qualifying orders for your vital system components.
Understanding Blueridge Control Boards & Modules
Control boards serve as the nervous system of your mini split, managing everything from compressor speed to fan timing. In high-efficiency Blueridge systems, several boards work in coordination:
- Indoor Unit Control Boards: These manage the user interface, thermostat sensing, and the operation of the indoor fan motor and louvers.
- Outdoor Main Control Boards (MCB): These boards, such as the Module Control Board (17122000059682), process sensor data from the outdoor environment and communicate with the indoor unit to determine heating or cooling demand.
- Inverter Power Modules: Dedicated subassemblies that handle the high-voltage conversion necessary to drive the variable-speed DC compressor, a hallmark of Blueridge’s energy-saving performance.
Technical Facts & Performance Advantages
- Advanced Inverter Logic: Blueridge boards utilize sophisticated algorithms to modulate compressor frequency, allowing the system to maintain a steady temperature without the energy spikes of traditional on/off systems.
- Diagnostic LED Integration: Many of our control boards come equipped with diagnostic LEDs that flash specific fault codes, allowing for rapid troubleshooting of communication errors, voltage issues, or sensor failures.
- Voltage & Amperage Precision: Our inventory includes boards specifically rated for 230V configurations, ensuring electrical compatibility and safety for various residential and commercial models.
- Climate Resilience: These boards are engineered to withstand the thermal stresses of the Southern climate, featuring high-quality capacitors and soldering to resist the effects of heat and humidity.
Mini Split BTU Sizing & Application Guide
Use our quick reference chart to match your room size with the ideal system capacity.
| Capacity | Sq. Footage | Application |
|---|---|---|
| 6,000 BTU | 150–250 | Small bedrooms & offices |
| 9,000 BTU | 250–450 | Standard bedrooms |
| 12,000 BTU | 450–600 | Kitchens & studios |
| 18,000 BTU | 600–1,000 | Living rooms & garages |
| 24,000 BTU | 1,000–1,200 | Open floor plans |
| 36,000 BTU | 1,500–1,700 | Commercial & fitness |
| 48,000 BTU | 1,900–2,100 | Large warehouses |
| 60,000 BTU | 2,400–2,800+ | Commercial estates |
When to "Size Up"
If your ceilings are 10 feet or higher, you are cooling a larger volume of air. We recommend increasing your BTU choice by 20%.
For older homes or buildings with single-pane windows, opt for the next size up to ensure the unit can maintain the set temperature.
Appliances generate significant heat. If the unit is for a kitchen, add 4,000 BTUs to your square footage calculation.
Rooms with large south-facing windows or "sunrooms" act like greenhouses. Increase your BTU capacity by 10-15%
If the area regularly hosts more than two people (like a conference room or classroom), add 600 BTUs per additional person..
Frequently Asked Questions
A: If your outdoor condenser connects to only one indoor unit, you typically require a "Single Only" board like the 17123000008577. If you have a multi-zone system with multiple indoor heads, you must use a "Multi Only" board to manage the complex communication between zones.
A: No. It is critical to match the voltage specifications. For example, the Electronic Control Box 17222000039289 is rated for X230 (230V). Using a board with incorrect voltage ratings can lead to immediate board failure or fire hazards.
A: While the Main Board handles general logic, the Inverter Module (e.g., 17122000062196) specifically converts incoming power to the variable frequency needed to run the DC inverter compressor at different speeds.
A: It depends on the part number. Some items are "Subassemblies" (just the board), while others, like the Electric Box Assy (10000100013), include the protective metal or plastic housing.
A: Control boards are programmed with specific firmware for different BTU capacities. A board for a 9k BTU unit (like the KFR26) has different logic parameters than one for a 70k BTU unit (the KFR70). Always match the part number exactly.