article, Guide, Installation

How to Replace LED Puck Lights

How to Replace LED Puck Lights-About lighting

Welcome to this in-depth guide on how to replace LED puck lights! If you’re considering upgrading your lighting to LED technology or need to replace existing puck lights, you’ve come to the right place. In this extensive guide, I’ll walk you through each step of the process to ensure a seamless replacement. Along the way, we’ll also explore other lighting options, such as LED strip lights, linear lights, panel lights, and track lights, to help you make informed choices for your space.

When it comes to home or commercial lighting, LED technology has revolutionized the industry with its energy efficiency, durability, and versatility. LED puck lights are a popular choice for under-cabinet and accent lighting due to their compact size and focused illumination. Whether you’re upgrading to LED technology or replacing old fixtures, this guide will provide you with comprehensive instructions to ensure a successful LED puck light replacement.

Step 1: Preparation

Before embarking on the replacement journey, thorough preparation is key to a smooth process:

Turn Off the Power

Safety is paramount. Ensure the power to the lighting fixture you’re working on is completely turned off to prevent electrical accidents.

Gather Your Tools and Materials

To get started, gather the necessary tools and materials:

Tools and MaterialsDescription
New LED puck lightsThe replacement fixtures.
ScrewdriverTo disconnect and connect wiring.
Wire connectorsFor securing wire connections.
Insulation tapeTo insulate and protect connections.

Step 2: Removing the Old LED Puck Lights

Let’s begin by removing the old LED puck lights:

Remove the Puck Light Cover

The first step in this essential process is carefully taking off the cover of the old puck light. Depending on the fixture type and design, this might involve a gentle twisting motion or a careful pop-off technique. The cover is usually designed to be easily removable for maintenance or replacement purposes. It’s crucial to approach this step with care and precision to avoid damaging the fixture or causing any unnecessary strain on the existing wiring.

Twisting off the cover typically involves holding the base of the light fixture securely while gently turning the cover counterclockwise. In some cases, the cover might have small tabs or notches that need to align correctly with the base for proper removal. Ensure that you apply even pressure while turning to avoid any undue stress on the fixture’s components.

Alternatively, if the cover is designed to pop off, you should use a soft, flat tool like a flathead screwdriver or simply your fingers. Insert the tool gently between the cover and the base and apply slight pressure to release any securing clips or mechanisms. Be cautious not to use excessive force, as this could lead to breakage or damage.

Properly removing the cover is a critical step as it provides access to the wiring and the inner components of the puck light, allowing for safe and efficient replacement.

Disconnect the Wiring

Once the cover is successfully removed, the next crucial step is disconnecting the wiring from the old puck light. This involves dealing with electrical connections, so it’s of utmost importance to follow safety protocols diligently.

Turning Off the Power: Before even touching any wires, it’s imperative to ensure that the power supply to the old puck light is entirely turned off. Locate the circuit breaker or switch that controls the lighting circuit and switch it off to prevent any electrical hazards. Verifying that there is no electrical current flowing to the fixture is the foundation of safe electrical work.

Inspecting the Wiring: Carefully examine the wiring connected to the old puck light. Typically, you’ll find two wires: a black (hot) wire and a white (neutral) wire. Some setups may also include a green or bare wire for grounding. It’s essential to identify and understand the purpose of each wire before proceeding.

Disconnecting the Wires: To disconnect the wires, you’ll need an appropriate tool, such as a screwdriver. Loosen the wire connectors or screws that secure the wires in place. As you do this, be meticulous and patient, ensuring that each connection is released without damage. It’s vital to pay attention to the order and arrangement of the wires during this step.

Taking precise notes or photographs of the wiring configuration can be immensely helpful for reference during the installation of the new puck lights. This documentation ensures that you can replicate the wiring correctly, maintaining the safety and functionality of the lighting system.

Remember, safety should always be the foremost concern when working with electrical components. Double-checking that the power is off and handling the wires with care is critical to a successful and secure removal process.

Step 3: Installing the New LED Puck Lights

Now, let’s move on to installing the new LED puck lights:

Connect the Wiring

Attach the wiring to the new LED puck light, ensuring it’s connected in the same manner as it was with the old light.

Install the Puck Light Cover

Carefully place the cover of the new puck light back in position. It should securely fit into place.

Step 4: Testing and Adjustment

With the installation of your new LED puck lights completed, it’s crucial to thoroughly test and make any necessary adjustments to ensure they meet your expectations and requirements. This section will delve into the testing and adjustment process, offering comprehensive insights to help you achieve optimal performance.

Restore Power and Initial Testing

The first task after installing your new LED puck lights is to restore power to the lighting circuit. Ensure that the circuit breaker or switch you turned off during the installation process is now back in the “on” position.

Once the power is restored, proceed with testing your new LED puck lights. Testing serves several essential purposes:

Verification of Functionality: The primary goal is to confirm that the new LED puck lights function correctly. Turn them on and observe their performance.

Checking for Wiring or Connection Issues: If the puck lights do not illuminate or exhibit irregular behavior, it may indicate wiring or connection issues. In such cases, it’s crucial to identify and rectify these problems promptly.

Assessment of Light Quality: Evaluate the quality of light emitted by the new fixtures. Ensure that the brightness and color temperature align with your intended use and ambiance.

Identification of Any Defects: Thorough testing can help identify any defects or manufacturing issues with the new puck lights. Look for any flickering, buzzing, or uneven illumination.

If, during this initial testing phase, you encounter any problems with your LED puck lights, it’s essential to address them before proceeding further. Double-check the wiring and connections to ensure they are secure and correctly configured. If issues persist, consult the manufacturer’s troubleshooting guide or seek professional assistance.

Adjusting the Light Direction


Achieving the ideal lighting configuration often requires fine-tuning the direction of your LED puck lights. Fortunately, many puck lights come with adjustable heads or mounting options that allow for flexibility in directing the light.

Here’s how you can adjust the light direction to ensure that your LED puck lights illuminate the area precisely as desired:

Positioning for Task Lighting: If you are using the puck lights for task lighting under cabinets or in workspaces, ensure that the light is directed towards the target area. Adjust the angle of the puck light heads to minimize shadows and provide optimal illumination for tasks such as cooking or reading.

Creating Ambient Lighting: For creating ambient lighting or enhancing the overall atmosphere in a room, consider angling the puck lights upwards or towards walls and reflective surfaces. This indirect lighting can help diffuse the light and create a warm, inviting ambiance.

Accentuating Artwork or Decor: When using puck lights to highlight artwork, decorations, or architectural features, experiment with different angles and placements. Adjust the direction until the desired elements are accentuated without glare or excessive shadowing.

Minimizing Glare: Be mindful of glare, especially if the puck lights are in a location where people may directly view the light source. Adjust the angle or use diffusers or covers to minimize glare and ensure a comfortable lighting experience.

It’s important to note that the flexibility of adjusting the light direction can significantly impact the aesthetics and functionality of your LED puck lights. Take the time to experiment with different angles and configurations to achieve the perfect lighting effect for your space.

By meticulously testing your new LED puck lights and fine-tuning their direction, you can ensure that they not only function correctly but also contribute to the desired ambiance and functionality of your environment. This attention to detail will maximize the benefits of your lighting upgrade and enhance the overall atmosphere of your space.

Step 5: Cleaning and Maintenance

Now that your LED puck lights are installed and functioning, don’t forget about regular maintenance:

Clean Up the Work Area

Tidy up your workspace, ensuring it’s safe and clutter-free.

Regular Maintenance

To keep your LED puck lights performing at their best, learn how to perform routine maintenance. This includes cleaning the fixtures and checking for any loose connections.

Exploring Other Lighting Options

While LED puck lights are a fantastic choice for specific applications, it’s worth exploring other lighting options to meet different needs in your space. Let’s briefly introduce some alternative lighting solutions:

LED Strip Lights

LED strip lights are versatile and come in various lengths and colors. They are ideal for under-cabinet lighting, accent lighting, or creating ambient lighting effects. Their flexibility allows you to illuminate curved or irregular surfaces effectively.

Linear Lights

Linear lights, such as KOSOOM’s high-quality linear lighting solutions, offer sleek and uniform illumination. They are perfect for offices, retail spaces, and architectural applications. Their linear design creates a modern and sophisticated lighting aesthetic.

Panel Lights

Panel lights are known for their thin profile and even light distribution. They are commonly used in commercial spaces, providing energy-efficient and glare-free illumination. Panel lights offer a seamless, contemporary look for your workspace.

Track Lights

Track lighting is a versatile solution for directional lighting. It allows you to adjust the direction of individual fixtures, making it suitable for highlighting artwork or specific areas in a room. Track lights are popular in retail and gallery settings.

Brand Integration

As a lighting expert, I want to emphasize that for all your lighting needs, KOSOOM has you covered. With years of experience in the lighting industry, KOSOOM offers an extensive range of lighting solutions, including LED strip lights, linear lights, panel lights, and track lights. Our commitment to high-quality products ensures that you’ll find the perfect lighting solution for your unique requirements.


By following this comprehensive guide, you’ve successfully learned how to replace LED puck lights. Whether you’re upgrading to LED technology or just looking to refresh your lighting, KOSOOM has a range of lighting solutions, including LED strip lights, linear lights, panel lights, and track lights, to suit your needs. Don’t hesitate to explore our product offerings, creating the ideal lighting ambiance for your space. Enjoy the benefits of modern LED lighting technology and explore the versatility of other lighting options today!

Congratulations! You’ve successfully learned how to replace LED puck lights with modern, energy-efficient alternatives. With the right knowledge and tools, you can transform your space into a well-lit haven. Don’t forget to check out KOSOOM’s range of linear lights and other high-quality lighting solutions to take your lighting game to the next level. Illuminate your world with KOSOOM!


About Bobby

Hello, I'm Bobby, I'm a passionate and creative professional commercial lighting specialist with a wealth of experience and a wide range of knowledge. Over the past 10 years, I have focused on providing efficient, energy-saving and innovative lighting solutions for various commercial projects. I am sensitive to new technologies and design trends, constantly seeking the best optical effects and lighting experience.

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