Key Takeaways
- Range of Costs: Replacement costs can vary significantly based on warranty, type of AC unit, and brand, generally ranging from $100 to $1,300.
- Brand Specific Prices: Different brands have different pricing structures for both the circuit boards and the total replacement costs.
- DIY Considerations: Replacing an AC circuit board might be possible to DIY, but it comes with risks and potential complexities.
- Hiring Professionals: Finding a reputable AC service for the replacement ensures proper handling and warranty coverage.

Understanding AC Circuit Board Costs: Comprehensive Guide
Introduction
When your air conditioning stops working as efficiently as it should, the problem might lie with the AC circuit board. Understanding the costs and factors involved in replacing an AC circuit board can help you make informed decisions about repairs or replacements.
AC Circuit Board Replacement Cost Overview
Replacing an AC circuit board typically costs between $100 and $1,300, depending on whether the warranty covers part of the expense. Here’s a quick breakdown of potential costs:
- With Warranty: $100 to $300
- Without Warranty: $150 to $700
- National Average Cost: $450
The costs vary based on the complexity of the job, the brand of the air conditioner, and geographic location. For detailed insights on costs, it’s helpful to consult with a professional or refer to specific AC repair and replacement services.
Air Conditioner Control Board Prices by Brand
The cost of AC circuit boards can vary significantly by brand, which is an essential factor to consider when preparing for potential repairs. Here’s a look at some common brands and their associated costs:
Brand | Unit Price | Total Replacement Cost |
---|---|---|
Amana/Goodman/Daikin | $60 – $300 | $160 – $600 |
Carrier/Bryant/Heil/Payne | $60 – $500 | $160 – $800 |
Lennox | $50 – $450 | $150 – $750 |
Rheem/Ruud | $50 – $400 | $160 – $700 |
Trane/American Standard | $100 – $500 | $200 – $800 |
Whirlpool/Gibson | $80 – $300 | $180 – $600 |
York/Coleman | $100 – $300 | $200 – $600 |
For more specific costs, including labor and diagnostics, homeowners should contact local services that specialize in air conditioner repairs.


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Additional Control Board Costs for Different AC Units
The cost of circuit boards can also vary depending on the type of AC unit:
- Window AC Units: Generally less expensive, the replacement boards cost between $50 to $200.
- Mini-split Systems: More complex systems like these can see circuit board replacements ranging from $100 to $600.
AC Motherboard Repair Costs
Repairing an AC motherboard might be a viable option if the damage isn’t extensive. The repair costs can vary widely, typically ranging from $50 to $500, based on the extent of damage and labor involved.
AC Circuit Board FAQs
- What is the control board for an AC unit? The control board is the brain of the air conditioner, regulating and managing the unit’s electrical components and processes.
- What are signs the control board needs replacing? Common signs include the AC not starting, behaving erratically, or not responding to the thermostat.
- Can I replace an AC motherboard myself? While it’s possible, it’s not recommended unless you have significant experience with electrical components. Mistakes can be costly and potentially dangerous.
- How much does a heater control board cost? Similar to AC units, heater control boards typically range from $150 to $600.
Finding and Hiring an AC Service
When it’s time to replace your AC circuit board, finding the right professional is crucial. Look for licensed and insured technicians with solid reviews and transparent pricing. Always ask about the warranty on parts and labor. For a trusted source, consider visiting Renotag’s list of AC services to find a reliable contractor near you.

Other Important AC Circuit Board Costs
Understanding the costs and details involved with replacing an AC circuit board can save you time and money. Whether you opt to DIY the project or hire a professional, being informed is your best tool in ensuring your air conditioning system remains in top working order.
DIY Tips for AC Circuit Board Replacement
For those considering the DIY route for replacing their AC circuit board, it’s essential to proceed with caution and understand the risks involved. Here are some tips:
- Understand the Specs: Ensure you purchase the correct circuit board for your AC model. Check the model number and specifications thoroughly.
- Safety First: Always turn off the power to the unit at the breaker before beginning any work to avoid electrical shocks.
- Take Pictures: Before disconnecting the old circuit board, take detailed pictures to use as a reference for installing the new one.
- Handle with Care: Circuit boards are delicate. Handle them by the edges to avoid damage from static electricity.
- Check Connections: Double-check all connections and wiring according to the manufacturer’s instructions.
While DIY can save labor costs, remember that incorrect installation can lead to more significant issues down the line, potentially voiding warranties or damaging the unit permanently. For those unsure, consulting a professional is advisable.
When to Call a Professional
It might be time to call a professional if:
- The Problem Persists: If the AC still isn’t working correctly after the circuit board replacement.
- Complex Systems: If your AC system is a central, mini-split, or a more complex setup.
- Warranty Concerns: To avoid voiding warranties, manufacturer’s often require professional installation and repairs.
- Lack of Tools: Special tools might be needed for installation, which are typically not found in standard toolkits.
Professionals can provide guarantees on their work and often have access to wholesale parts pricing, which might not be available to the general public. Check out Renotag’s professional AC repair services to find certified technicians in your area.
Benefits of Professional AC Circuit Board Replacement
Here are some advantages of opting for professional AC circuit board replacement:
- Expertise and Experience: Professionals bring years of experience and are equipped to handle complex issues efficiently.
- Warranty and Guarantee: Work done by a professional is often guaranteed and can help maintain your unit’s manufacturer warranty.
- Safety: Professionals are trained to handle hazardous materials and electrical components safely.
- Convenience: Hiring a professional means the job will likely be done more quickly than attempting it yourself.
How to Save Money on AC Circuit Board Replacement
To save money on AC circuit board replacement, consider the following tips:
- Compare Quotes: Get multiple estimates from different contractors to ensure competitive pricing.
- Seasonal Deals: Look for discounts during the off-season when HVAC services may offer special rates.
- Regular Maintenance: Regularly maintaining your AC unit can prevent costly repairs and extend the lifespan of components like the circuit board.
- DIY What You Can: Handle simple tasks like cleaning the unit or changing filters yourself to keep the system in good condition and reduce service calls.
For those on a tight budget, Renotag’s guide on AC repair costs offers more detailed tips and pricing information.

Ensuring Efficient AC Operations
Regular maintenance and timely replacements of parts like the AC circuit board are vital for the efficiency and longevity of your air conditioning system. Whether you decide to undertake this task yourself or hire a professional, understanding the associated costs, procedures, and best practices ensures that your AC unit remains in optimal working condition, providing comfort and efficiency in your home or business. For comprehensive services and further assistance, explore the resources available at Renotag, your partner in home maintenance and repair solutions.
Other Control Board Costs for an AC Unit
Understanding the various costs associated with different types of AC units can help you budget more effectively for maintenance and repairs.
Window AC Circuit Board Prices
Window AC units are typically less expensive and simpler in terms of their electronic components. Circuit boards for these units range from $50 to $200, depending on the model and features of the air conditioner. These are generally more accessible and easier to replace, making them a good option for those considering a DIY approach.
Mini-Split AC Circuit Board Prices
Mini-split systems, which are more complex due to their ductless operation, require more sophisticated circuit boards that can cost between $100 and $600. The price varies based on the brand, capabilities, and the specific model of the mini-split system. Due to their complexity, professional installation is recommended to ensure proper functionality and to maintain warranty coverage.
AC Motherboard Repair Cost
Repairing an AC motherboard can be a cost-effective solution compared to replacing the entire circuit board, especially if the damage is minimal. Repair costs can range from $50 to $500, depending on the extent of damage and the labor required. It’s crucial to diagnose the issue correctly to determine whether repair is a viable option or if a full replacement is necessary.
AC Circuit Board FAQs
What is the Control Board for an AC Unit?
The control board in an AC unit acts as the central brain, regulating and managing the system’s operations such as temperature control, fan speeds, and cycle times. It ensures all parts of the air conditioner communicate effectively and function efficiently.
What are Signs the Control Board Needs Replacing?
Signs that the AC control board may need to be replaced include:
- Unresponsive Behavior: The unit does not turn on or fails to respond to thermostat adjustments.
- Frequent Cycling: The unit turns off and on more frequently than normal.
- Strange Noises: Unusual sounds from the unit when starting up or during operation.
- Error Codes: Display of error codes that indicate electrical or communication issues.
How Long Does an AC Circuit Board Last?
An AC circuit board typically lasts between 10 to 15 years, depending on the usage, maintenance, and environmental conditions. Regular maintenance can help extend the life of a circuit board.
Can I Replace an AC Motherboard Myself?
While it is possible to replace an AC motherboard yourself if you have technical skills, it is generally not recommended. Incorrect installation can lead to further damage or inefficiency, and may void warranties.
Where is the AC Control Board?
The AC control board is usually located inside the outdoor unit of split systems or inside the main body of window units. It is housed in a protective casing to shield it from environmental elements.
How Much Does a Heater Control Board Cost?
Heater control boards are similar in function to AC control boards and can cost between $150 to $600 to replace. The price depends on the furnace model and the complexity of the system.
Finding and Hiring an AC Service
Choosing the right service for AC repairs or replacement is crucial for ensuring your unit operates efficiently and lasts longer.
Questions to Ask
When hiring an AC service, consider asking the following questions to ensure you choose a reputable and qualified contractor:
- What experience do you have with AC circuit board replacement?
- Are you licensed and insured?
- Can you provide references from previous jobs?
- What warranties do you offer on parts and labor?
- How do you handle complications or unexpected issues during the repair or replacement process?
Choosing a knowledgeable and experienced professional can save you time and money by avoiding improper installations and ensuring that the job is done right the first time. For reliable services, check Renotag’s AC repair services for a list of certified and trusted technicians in your area.