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Why Do My LED Lights Keep Flickering?


One of the most common complaints we hear from our customers is that their LED lights keep flickering. This can be a frustrating issue, but there are several possible causes. In this article, we will explore the reasons why your LED lights may be flickering and provide solutions to help you resolve the problem.

Article Guide

    1. Power Supply Issues

    One of the most common causes of LED light flickering is a power supply issue. The power supply is responsible for converting the incoming voltage into a lower voltage required by the LED lights. If the power supply is faulty or not properly installed, it can cause the LED lights to flicker.

    indoor LED power supply

    Solution: Check the power supply for any signs of damage or malfunction. If the power supply is suspect, replace it with a new one that is compatible with your LED lights.

    2. Electrical Connections

    Another potential cause of LED light flickering is poor electrical connections. If the wires connecting the LED lights to the power source are loose, dirty, or corroded, it can result in intermittent power flow, causing the LED lights to flicker.


    Solution: Inspect the electrical connections and clean them thoroughly. If necessary, replace the wires or connectors to ensure a secure connection.

    3. Faulty LED Lights

    Sometimes, the problem lies with the LED lights themselves. If one or more of the LEDs in the strip are faulty, they can cause the entire strip to flicker.

    Installation and Mounting

    Solution: Replace the faulty LEDs with new ones to ensure proper functioning of the entire strip. It may be necessary to remove and replace individual LEDs or the entire strip if multiple LEDs are affected.

    4. Voltage Fluctuations

    Voltage fluctuations can also cause LED light flickering. If the voltage supplied to the LED lights fluctuates, it can affect their stability and result in flickering.


    Solution: Consider investing in a voltage stabilizer to smooth out any voltage fluctuations. This device will ensure a consistent voltage supply to the LED lights and prevent flickering.


    If your LED lights keep flickering, there are several potential causes that may need to be addressed. Start by checking the power supply, electrical connections, and LED lights themselves for any signs of damage or malfunction. If these components are all in good condition, consider investing in a voltage stabilizer to ensure a consistent voltage supply and prevent future flickering issues. At Lightstec, we specialize in LED strip lights and offer comprehensive solutions to lighting design problems. Contact us today for more information on how we can help you resolve your LED lighting issues.

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