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How To Wire A Motion Light


Before we begin, it is important to note that electrical work can be dangerous and should always be handled by a professional. Safety should always be the top priority when it comes to any electrical project. If you are not confident in your abilities, do not hesitate to hire a licensed electrician to assist you in this process. Our team at B&K Electric is here to help, and we pride ourselves on our expertise and attention to detail.

Step 1: Choose the right location for your motion light

The first step in wiring a motion light is to choose the right location for it. This will determine the type of motion light you need and how you will wire it. Ideally, the motion light should be installed in a location where it can cover a large area, such as the front or back of your home. It should also be placed in a way that it is not easily triggered by the movement of trees or other objects.

Step 2: Gather all necessary materials

Once you have chosen the location for your motion light, it is time to gather all the necessary materials. This includes the motion light itself, a ladder, a drill, a screwdriver, wire cutters and strippers, electrical tape, and wire nuts. It is important to have all of these materials handy before starting the installation process.

Step 3: Turn off the power

Before starting any electrical work, it is crucial to turn off the power to the area where you will be working. This can be done by flipping the switch on the circuit breaker that controls the power to the designated area. It is always better to be safe than sorry, so double-check to ensure the power is off before proceeding.

Step 4: Mount the motion light

Using the ladder, carefully mount the motion light in the chosen location. It is important to follow the manufacturer’s instructions and refer to the wiring diagram provided. Make sure the motion light is securely attached to the surface and is not wobbly.

Step 5: Prepare the wires

With the motion light mounted, it is time to prepare the wires. Start by removing approximately half an inch of the outer insulation from the end of the wires with your wire cutters. Then, using your wire strippers, carefully strip about ¼ inch of insulation from the end of each individual wire.

Step 6: Identify the wires

Next, you will need to identify the wires. There are typically three wires coming out of the motion light – black, white, and green. The black wire is the hot wire, the white wire is the neutral wire, and the green wire is the ground wire. You will also need to identify the wires in the electrical box where the motion light will be connected. These may vary in color, but the black wire is typically the hot wire, and the white wire is the neutral wire.

Step 7: Connect the wires

Once you have identified the wires, it is time to connect them. Using your wire nuts, connect the black wire from the motion light to the black wire in the electrical box. Next, connect the white wire from the motion light to the white wire in the electrical box. Finally, connect the green wire from the motion light to the bare copper wire in the electrical box. Make sure all connections are tight and secure.

Step 8: Insulate the connections

To prevent any accidents, it is essential to insulate the connections with electrical tape. Carefully wrap the tape around the wire nuts and the exposed wires to create a barrier between the connections and the elements. This will also help to ensure the connections stay tight and secure.

Step 9: Test the motion light

With all the connections made and insulated, turn the power back on and test the motion light. It should turn on when there is movement within its range. If it does not work, double-check all of your connections and make sure the power is on. If it still does not work, it is best to consult with a licensed electrician.

Step 10: Secure the motion light

Once you have tested the motion light and it is working correctly, it is time to secure it in place. Use the screws provided with the motion light to attach it firmly to the surface. Make sure it is steady and stable before moving on to the final step.

Step 11: Adjust the settings

Some motion lights come with adjustable settings, such as the sensitivity and the duration of the light. Refer to the manufacturer’s instructions to adjust these settings to your liking.


Wiring a motion light may seem like a daunting task, but with the right knowledge and expertise, it can be done safely and efficiently. As a family-owned and operated electrical business, B&K Electric has been proudly serving the residents of Cranston, Warwick, and all of Rhode Island for over seventeen years. We specialize in electrical repair, panel maintenance, and installation, and we are your go-to electrician for all your home or business needs in the Warwick and greater Providence area. We hope this guide has helped you understand the process of wiring a motion light, but remember, safety should always be the number one priority. If you are unsure about any step in the process, do not hesitate to contact a licensed electrician for assistance.


Motion light installation,

electrical safety,

professional electricians