How much does a AC circuit board cost?

Author: Alf McCullough III  |  Last update: Thursday, March 27, 2025

Air conditioning circuit board replacement costs $150 to $700 if the AC unit is not under warranty or $100 to $300 for labor if under warranty. AC control board prices are $50 to $400 on average for the part alone, depending on the brand, type, and model.

How much does it cost to replace an AC circuit board?

Replacement AC Circuit Board

The circuit board controls the operation of the blower fan motor as your air conditioner runs. The cost to repair this issue is typically between $100 to $800.

How much is an AC circuit board?

Professional AC Control Board Replacement. Some homeowners might be tempted to tackle the replacement themselves, especially since the control board itself typically costs between $100-$300 dollars. However, DIY repairs are not recommended when dealing with this important AC component.

How do I know if my AC circuit board is bad?

Changes in the Performance of Your HVAC System

If your HVAC system does not turn on at all or if it heats or cools your property excessively, the control board might be the cause of the problem. A damaged transistor or cut circuit could prevent the HVAC control board from sending the proper signals.

How much does it cost to replace a circuit board?

$200 to $2000. Some circuit boards are very expensive. Most will cost $400 to $800.

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How much does it cost to repair AC board?

While a new OEM ( original equipment manufacturer ) AC PCB can cost INR 5000-7000, our expert diagnosis and repair allow for fixing issues at just INR 2250-4500 in most cases. PCB repair is significantly more economical compared to outright replacement. It prolongs your PCB's functioning, saving you money.

What is the average price of a circuit board?

1. The price per square inch for single-layer PCBs that aren't too big can be as low as $1 or $2. 2. Larger, more complicated PCBs with multiple layers can cost as much as $20 per square inch.

How do I know if my circuit board is bad?

Start with a Visual Inspection

Often, circuit boards deployed in the field are damaged by electrical surges and there are telltale signs on the PCB. Look for a burnt spot, particularly on the power supply module or I/O and connectivity ports. Pay attention to cracked ICs, broken traces, and blown capacitors.

Can AC board be repaired?

Fortunately, it is possible to repair a PCB. However, the task demands correctly diagnosing the problem, repairing tools, and technical knowledge. However, specific circuits must be repaired within a workshop environment and cannot be fixed on-site.

How long does an AC circuit board last?

An AC circuit board lasts 15 years or more, typically as long as the HVAC system itself. The circuit or control board may fail earlier for several reasons: A dirty or incorrectly sized fuse. Damage from power surges.

Why are circuit boards expensive?

The complexity of the circuit, number of layers required, size and shape of the PCB, materials used, component selection and sourcing, and design specifications and requirements all play a role in determining the final cost of a custom PCB.

What does a circuit board do in HVAC?

A circuit board, also known as a control board, is the electronic heart of your HVAC system. It is a small, intricate component that manages and coordinates the various functions and operations of your heating and cooling equipment.

Can you replace a circuit board?

Replacing a defective hard drive circuit board is not an easy swap. The new PCB must be adapted for your hard drive. Without the necessary steps to adapt to the new circuit board, your hard drive will not function properly and data will not be accessible.

How do I reset my AC circuit board?

How to Reset an Air Conditioner in Four Steps
  1. Power down your AC. Turn off the power at the circuit breaker. ...
  2. Press the reset button. Most models require you to hold the button down for 3-5 seconds before releasing.
  3. Restore power to your AC. ...
  4. Listen and monitor.

Can an electrician fix my AC?

Electricians possess specialized knowledge regarding proper installation methods for specific types of systems, which makes them invaluable when diagnosing complicated problems found deep inside your air conditioner's circuitry and internal workings.

How much does it cost to fix a clogged AC drain in a car?

Typical unclog ac drain line costs can range anywhere from $75-$250. In the case that the evaporator coil needs replacing, you are would pay between $400 to $950.

How do I know if my AC board is bad?

Now that you know where the control board is and what it does, let's explain the top signs that your control board is malfunctioning.
  1. Illuminated Warning Lights. ...
  2. Immobilized Switches on the HVAC Control Board. ...
  3. Faulty Soldering Connections. ...
  4. Interrupted Sequencing. ...
  5. Temperature Regulation Issues.

Can I fix my AC unit myself?

While this is all well and good, we here at Ambient Edge cannot honestly recommend attempting to repair an AC unit yourself unless you have prior experience as an air conditioning repair person. The reason for this is because when an air conditioner breaks down, there could be a number of reasons why.

How much does it cost to repair AC circuit board?

The AC PCB repair cost lies in the range of Rs. 2,000 to Rs. 5,000. The PCB, which is the Printed Circuit Board, is a crucial element of the modern-day AC we use in our homes.

What is the lifespan of a circuit board?

The common answer here is approximately 50-70 years of use, under the right conditions in a dry environment, and a series of other recommendations that the manufacturers include in their terms of use. The main factors in PCB lifetime are the type, size, and the conditions that they are operating.

What causes a circuit board to go out?

Three of the main reasons PCBs end up burning are: Extreme heat. Improper component spacing. Component failure or technician error.

How do you test an AC circuit board?

Testing Power and Ground Connections
  1. Connect the negative lead of a multimeter to the ground plane on the circuit board.
  2. Connect the positive lead of the multimeter to the power input of the board.
  3. Power on the board and check the voltage reading on the multimeter. ...
  4. Repeat this process for each power input on the board.

What is the price to install a new circuit?

The average dedicated circuit costs $700, but it can range between $570 and $1,000, depending on the type of outlet and other factors. The cost to install a dedicated circuit is about $700 on average, though homeowners can expect to spend between $570 and $1,100.

Are circuit boards worth money?

The real value lies in older industrial circuit boards, particularly those manufactured in the 1980s and 1990s. These boards, especially from military-grade equipment, can contain significant amounts of silver, gold, and palladium. Some of these older boards are worth as much as $100 per pound.

Do I need a new circuit board?

It also helps with the efficiency of your electricity, so could potentially reduce energy costs in the long run. In any case, it is recommended to upgrade your fuse board every 15 years in compliance with safety standards. Faulty wiring can lead to fires, signs of faulty wiring include: Flickering or dimming lights.

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