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Welcome to the South Mini Splits collection for Goodman Control Boards. We provide high-quality, authentic replacement components and sophisticated control subassemblies to keep your HVAC systems running at peak performance. Our inventory includes specialized parts such as furnace control boards, defrost boards, and integrated ignition modules, ensuring compatibility across various Goodman and Amana-compatible platforms.
Whether you are performing a routine repair or a complex system overhaul, these precision-engineered, durable, and reliable boards are essential for maintaining the communication and efficiency of your heating and cooling systems.
💡 Why Choose South Mini Splits for Your Goodman Control Boards?
✅ Wholesale Pricing: Competitive rates on critical electronic components and subassemblies.
✅ USA-Based Support: Expert technical assistance to help you identify the exact board or module for your specific model number.
✅ Free Shipping Over $300: Get your vital replacement parts delivered fast to minimize system downtime.
Understanding Goodman Control Boards & Modules
Control boards act as the "brain" of your HVAC system. In modern Goodman equipment, this involves a variety of boards designed to manage specific mechanical functions:
- Integrated Furnace Control (IFC) Boards: These manage the ignition sequence, gas valve operation, and blower motor timing for gas furnaces.
- Defrost Control Boards: Essential for heat pump systems, these boards monitor outdoor coil temperatures to prevent ice buildup and manage the reversing valve.
- Variable Speed Motor Controllers: Specialized boards designed to communicate with ECM motors to optimize airflow and energy efficiency throughout the home.
Technical Facts & Performance Advantages
- System Diagnostics: Many Goodman-compatible boards feature onboard LED diagnostic lights that flash specific codes, allowing for rapid troubleshooting and reduced repair times.
- Backwards Compatibility: Several of our replacement boards are designed as universal or "roll-over" replacements, engineered to fit multiple generations of Goodman equipment.
- Enhanced Safety Protocols: Goodman control boards include built-in safety logic to monitor flame sensors, limit switches, and pressure switches, ensuring the system shuts down safely if an issue is detected.
Voltage Reliability: Our inventory accounts for varied power requirements, offering boards tested for standard 24V control circuits and high-voltage blower interfaces to ensure electrical safety.
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.