does lowes sell ac contactors



Homeowners often encounter issues with their air conditioning (AC) units and find themselves in need of replacement parts. One crucial component of an AC system is the contactor, which effectively controls the flow of electricity to the unit's compressor and condenser. Lowes, one of the leading home improvement retailers in the United States, offers an extensive range of products to meet customers' varied needs. In this article, we will explore whether Lowes sells AC contactors and provide useful information regarding these essential components for your AC system.

Understanding AC Contactors

AC contactors play a vital role in the functioning of your air conditioning system. They act as an electrical switch, controlling the flow of power between the main power source, thermostat, and the compressor. When the thermostat sends a signal indicating the need for cooling, the contactor allows electricity to flow, activating the compressor and condenser fan, and starting the cooling process.

AC contactors consist of a coil and a set of contacts. The coil acts as an electromagnet, drawing power when an electrical signal is received. Once energized, the coil attracts the contacts, closing the circuit and allowing current to flow to the compressor and condenser fan. When the desired temperature is reached, the thermostat signals the contactor to release, deactivating the compressor and stopping the cooling process.

Why You Might Need to Replace an AC Contactor

Over time, AC contactors can wear out or become damaged due to various factors, such as consistent usage, electrical surges, or extreme temperature conditions. It is essential to monitor your AC system's performance and be aware of potential signs that could indicate a faulty contactor. Some common indications include:

1. Failure to Start: If your AC unit does not start when you activate it, a faulty contactor could be to blame. In this case, the contactor may not be receiving the electrical signal from the thermostat or failing to engage properly.

2. AC Unit Will Not Turn Off: On the contrary, if your air conditioner refuses to turn off or continuously runs even when not needed, a malfunctioning contactor could be the issue. It may not be receiving the signal from the thermostat to stop supplying power to the compressor.

3. Buzzing or Clicking Sounds: Unusual noises coming from your AC unit, such as buzzing or clicking sounds, may indicate a faulty contactor. These sounds can result from loose or deteriorating electrical connections within the contactor.

4. Poor Cooling Performance: A worn-out contactor can lead to reduced cooling performance. If your AC unit struggles to reach the desired temperature or takes significantly longer to cool your home, it may be time to inspect and possibly replace the contactor.

Does Lowes Sell AC Contactors?

Lowes is a reputable retailer that offers a wide range of home improvement products, including HVAC components. To determine whether Lowes sells AC contactors, we need to explore their inventory. While it is impossible to guarantee product availability at any given time, Lowes typically stocks a variety of AC components to cater to customers' needs.

To search for AC contactors on the Lowes website, you can follow these simple steps:

1. Visit the Lowes website ( and navigate to the search bar.

2. Enter relevant search terms such as "AC contactor" or "air conditioning contactor."

3. Select the appropriate category or browse through the results to find the desired product.

By following these steps, you can explore the availability of AC contactors at Lowes and make an informed purchase decision. Additionally, visiting a local Lowes store and approaching the knowledgeable staff can provide further assistance and ensure you find the right contactor for your specific AC system requirements.

How to Choose the Right AC Contactor

When it comes to choosing an AC contactor, several factors should be considered to ensure compatibility and optimal performance. Here are some essential aspects to keep in mind:

1. Voltage Rating: AC contactors are available in various voltage ratings, typically ranging from 24V to 240V. It is crucial to choose a contactor that matches the voltage of your AC unit for proper functioning.

2. Amperage Rating: The amperage rating indicates the maximum electrical current that the contactor can handle. Ensure that the chosen contactor can handle the amperage requirements of your AC system to avoid potential issues or damage.

3. Number of Poles: Poles refer to the number of separate circuits that the contactor can control simultaneously. AC contactors commonly come in single-pole, double-pole, or even triple-pole configurations. Verify the number of poles required by your AC unit before making a purchase.

4. Coil Voltage: The coil voltage determines the electrical signal required to activate the contactor. Ensure that the coil voltage of the contactor aligns with your AC system's specifications to ensure compatibility.

5. Brand and Compatibility: While AC contactors generally serve the same purpose, it is often recommended to choose a contactor from the same brand as your AC unit or one that is compatible with it. This can help ensure optimal compatibility and minimize potential compatibility issues.

By considering these factors and referring to your AC unit's specifications or seeking professional guidance, you can select the most suitable AC contactor for your specific requirements.


In conclusion, AC contactors are crucial components in the efficient operation of your air conditioning system. While we cannot guarantee product availability, Lowes is a reputable home improvement retailer known to offer a wide range of HVAC products, including AC contactors. By searching the Lowes website or visiting a local store, you can explore their inventory and find the right contactor for your AC system's needs.

When it comes to selecting an AC contactor, consider important factors like voltage rating, amperage rating, number of poles, and coil voltage to ensure compatibility and optimal performance. By doing so, you can address any issues with your AC system effectively and ensure continued comfort in your home.

Remember, regular maintenance and timely replacement of faulty components are integral to the smooth functioning and longevity of your AC system. If you suspect that your AC contactor requires replacement, consult a professional or approach the knowledgeable staff at Lowes for guidance and expert advice.


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