How to Connect LED Strip Lights: Step-by-Step Guide

To connect led strip lights, first, determine the power source and desired location. Then, install the lights and connect them to the power source.

Led strip lights are a versatile and energy-efficient lighting option that can be used in various settings, including home decor, commercial signage, and automotive accents. However, before getting started with the installation process, it is essential to know how to connect led strip lights.

In this article, we will guide you step-by-step on how to connect led strip lights, including how to find the right power source, the necessary tools and equipment, and how to troubleshoot common issues that may arise. By the end of this article, you will be on your way to illuminating your space with beautiful and functional led strip lights.

Planning Your Led Strip Light Setup

Before diving into the installation of your led strip lights, it’s important to plan your setup. Here are some essential steps to follow to ensure the installation process runs smoothly.

Measure Your Strip Light Length Needed

Determining the length of led strip lights you’ll need is crucial for figuring out how many strips you’ll require and how much power they will consume. Follow these steps to measure your led strip lights:

  • Measure the length of the area where you intend to install the led strip light.
  • Add 2-3 inches to the length measurement to ensure you have enough led strip light to cover your desired area.

Determine Your Power Source

While planning your led strip light installation, it’s essential to determine the power source you will use. Follow these steps to determine your power source:

  • Check the manufacturer’s specifications for the led strip light power requirements.
  • Determine the power supply you will use, whether it’s a plug-in adapter or a hard-wired power supply.
  • Decide whether your existing wiring service will suffice or you need to install new wiring.

Choose Your Controller Option

Your led strip lights need a controller to change colours and brightness. You may select a remote controller that you manually operate or a smartphone app that you can control via smart devices. Follow these steps to choose the controller option that’s suitable for you:

  • Consider your preferences when selecting the controller option, such as cost, convenience, and accessibility.
  • Look for compatible mobile apps if you choose a smartphone app controller.
  • Choose a remote controller with adequate range for your specific needs.

Select Connector Type For Your Led Strip Lights

It’s essential to select the right connector type for connecting the led strip lights. Follow these steps to choose the perfect connector type:

  • Identify the type of connector required based on the led strip lights supported by the chosen controller.
  • Consider the type of installation space and difficulty level of installation before choosing a connector.
  • Choose the correct connector type, such as snap-on connectors or soldering connectors, and buy suitable connectors of required sizes.

With these planning steps covered, you’re now ready to move forward with your led strip lights installation. Remember that proper planning can make the installation process smoother and more manageable.

Connecting Led Strip Lights To Power Source

Disconnect Power And Unroll Led Strips

Before you start connecting your led strip lights to a power source, ensure to disconnect the power supply to avoid any electrical shock or damage. Once you have secured power, unroll the led strips and measure the length you require for your project.

Be sure to cut the led strips carefully along the specified cut lines.

Connect Power Supply To Led Strips

To connect the power supply to the led strips, follow these straightforward steps:

  • Locate the positive (+) and negative (-) wires on your led strip. Often, the wires are labeled with color codes, with red indicating the positive and black representing negative.
  • Plug the positive wire into the positive (+) input port of the power supply. Ensure it is firmly inserted.
  • Connect the negative wire (-) to the negative (-) input port of the power supply.

Connect Power Supply To Controller

After connecting the power supply to your led strips, the next step is to connect the power supply to the controller. Here’s how to do it:

  • Plug the dc jack of the power supply into the controller’s input socket. The socket should be labeled with “dc in”.
  • Find the output ports on the controller labeled with “+12v, r, g, b”. Connect the corresponding positive (+) and negative (-) wires from the led strip to the controller’s ports.
  • Make sure all connections are secure to ensure proper functionality.

Insert Plug Into Power Supply And Test Connection

Now that you have connected your led strips to the power supply and controller, it is time to test the connection. Follow these steps to do so:

  • Plug the power supply into a wall socket.
  • Turn on the power supply using the switch, which is usually located on the side or back of the power supply unit.
  • If the connection is successful, you should see the led strips light up. If not, disconnect the power supply, double-check your connections, and try again.

Overall, connecting your led strip lights to a power source is an easy and fulfilling task. With a bit of patience, you can add some illuminating ambiance to your home or office space.

Installing Controller And Using It

Choose Your Controller Option

Before anything else, it’s essential to know which controller option works best for your led strip lights. Here are a few things to consider when selecting a controller:

  • Compatibility: Ensure that the controller you choose is compatible with your led strip lights.
  • Features: Look for a controller that has the features you need, such as color-changing options, brightness levels, timer and schedule settings, and remote access.
  • Size: Controllers come in different shapes and sizes, so choose one that fits your space and design.

Connect Controller To Power Supply And Led Strips

Connecting your controller to the power supply and led strips is a simple process that can be done in just a few steps:

  • Unplug the power supply and led strips from the outlet.
  • Connect the power supply to the controller’s power input port.
  • Connect the led strips to the controller’s output port.
  • Plug the power supply and led strips back into the outlet and turn them on.

Syncing Controller To Led Strip Lights

To make sure that your controller works correctly with your led strip lights, you’ll need to sync them. Here’s how to do it:

  • Press the sync button on the controller.
  • Turn on the led strip lights, and they will start flashing.
  • Keep the controller near the flashing led strip lights until syncing is complete.
  • Once syncing is complete, the flashing will stop, and the lights will be ready to use.

Adjusting Colors And Settings Through The Controller

Now that your controller is installed and synced, it’s time to start customizing your led strip lights. Here are the steps on how to adjust colors and settings through the controller:

  • Press the color button to select a color.
  • You can choose from a wide range of colors, including red, green, blue, purple, and whites.
  • Adjust the brightness by pressing the brightness button.
  • You can increase or decrease the brightness levels from 1 to 100.
  • Press the mode button to select a mode.
  • You can choose from several modes, including flash, fade, strobe, and smooth.
  • Use the timer and schedule buttons to set the time and schedule for your led strip lights.
  • You can set the time for your lights to turn on and turn off, and you can program schedules for different modes.

With these simple steps, you should be able to install your controller and start using your led strip lights in no time. Have fun customizing your lights and creating the perfect ambiance for any occasion!

Troubleshooting Common Led Strip Light Connection Issues

Connecting led strip lights can be an easy process, but sometimes it can get tricky. Sometimes the lights may not turn on, or they may flicker and change colors unexpectedly. In this section, we will cover some common led strip light connection issues and their solutions.

Led Strips Not Turning On

Led strips not turning on can be caused by a few different reasons, but don’t worry, here are some easy solutions:

  • Check if the led strip is properly connected to the power source. Make sure the connectors are securely attached to the power source and the strip lights.
  • Check if the power source is working fine. Try connecting a different device to the same power source to see if it’s working.
  • Check if the circuit breaker hasn’t tripped. If there was a power surge, it could have tripped the circuit breaker.
  • Check if the led strip has any visible damage. Sometimes damaged led strips may not turn on.

Dim Or Flickering Led Strip Lights

Dim or flickering led strip lights are another common issue. Let’s see how to fix it:

  • Check if the led strip is properly connected to the power source. Loose connections can cause the strip lights to flicker.
  • Check if the led strip is overloaded. Often, when too many led strips are connected together, it could cause dimming and flickering.
  • Check if the power source is suitable for the led strip lights. Choosing a power source with lower voltage than required can cause dimming.

Led Strip Lights Changing Colors Unexpectedly

Sometimes, led strip lights can change colors on their own without any input from the user. Here’s what you can do to resolve this issue:

  • Check if there’s a loose connection. Loosely connected wires can cause the lights to change colors unexpectedly.
  • Check if the remote control is working correctly. The remote control could be sending the wrong signal, causing the lights to change colors.
  • Check if there are any other wireless devices connected to the same power source as the led strip lights. These devices could be interfering with the signal sent to the led strip lights.

So, these are some of the common led strip light connection issues and solutions. By following these steps, you should be able to resolve these issues quickly and efficiently.

Frequently Asked Questions Of How To Connect Led Strip Lights?

How Do I Connect Led Strip Lights To A Power Supply?

To connect led strip lights to a power supply, start by finding the right power supply for the job. Next, cut your led strip to the desired length and connect the positive and negative ends to the corresponding wires on the power supply.

Finally, plug in the power supply and enjoy your new lighting fixture!

How Long Should My Led Strip Lights Be For Optimal Performance?

The optimal length of your led strip lights will ultimately depend on your specific needs and lighting goals. However, it is generally recommended that you do not exceed 16 feet for best performance. Additionally, it is important to consider the voltage of your led strip when determining your optimal length.

Do I Need Any Special Tools To Connect Led Strip Lights?

Connecting led strip lights is a fairly straightforward process and typically does not require any special tools. However, you may need a soldering iron or solderless connectors if you need to extend or customize your led strip lights.

How Do I Customize The Color Of My Led Strip Lights?

There are many ways to customize the color of your led strip lights, including purchasing color-changing or rgb led strips. Additionally, some led strips come with remote controls that allow you to easily change the color as desired.

Can Led Strip Lights Be Cut To Fit A Specific Size Or Shape?

Yes, led strip lights can typically be cut to fit a specific size or shape using scissors or a sharp knife. It is important to cut along the designated cut lines and follow the manufacturer’s instructions to avoid damaging your led strip.


Connecting led strip lights may seem like a daunting task, but with the right tools and knowledge of the process, it can be done with ease. The most important aspect of connecting led strip lights is to have the correct power source to ensure the lights operate correctly and safely.

Additionally, understanding the wiring and connectors is crucial to make sure the strips are connected correctly, and the lights all operate as intended. Furthermore, it is important to follow all safety precautions when working with electricity and wear protective gear when necessary.

By following these steps and guidelines, you can easily connect led strip lights to brighten up your living space and create a mood of your choosing. So, put your skills to the test, and let your creativity shine by installing and connecting led strip lights in your house or office.

Read also:

Leave a Comment