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23 May, 2024
Posted by Alexis Duong
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What Causes Flickering Lights and How to Stop It?

LED lights offer numerous advantages over traditional fluorescent and incandescent bulbs, including energy efficiency, durability, and a longer lifespan. However, LED light flicker can be a common issue that affects both visual comfort and health. We will explore the causes of LED light flicker and discuss how to treat it, with a special focus on the services provided by Craddock’s Electrical in Nashville, Tennessee.

Understanding LED Light Flicker

LED light flicker is the rapid and rhythmic variation in light output, which can sometimes be imperceptible to the naked eye. It occurs when the current supplying power to an LED light source fluctuates, causing the light to brighten and dim in a repetitive pattern. Flickering can be categorized into two main types:

  • Visible Flicker: This type of flicker is perceptible to the human eye and can lead to discomfort, eye strain, and headaches. It is usually caused by fluctuations in the electrical current supplied to the LED light source.
  • Invisible Flicker: Invisible flicker occurs at a frequency too high for the human eye to detect, but it can still impact human health and well-being. It may cause symptoms such as fatigue, dizziness, and migraines.

Causes of LED Light Flicker

Several factors can contribute to LED light flicker:

  • Inadequate Power Quality: Poor quality electrical supply, including voltage spikes and drops, can lead to flickering. It is crucial to have a stable power source to ensure consistent lighting.
  • Dimmer Compatibility: When LED light bulbs are used with incompatible dimmer switches, flickering can occur. Dimmer switches should be designed for LED compatibility.
  • Aging LED Drivers: The LED driver is responsible for regulating the electrical current to the LEDs. Over time, these drivers can deteriorate and lead to flickering issues.
  • Low-Quality LEDs: Cheap or substandard LED bulbs may be more susceptible to flickering because they lack quality components and proper voltage regulation.
  • Interference from Other Electronics: Other electronic devices and appliances in the vicinity can introduce electrical noise that affects LED performance.

Treating LED Light Flicker

Addressing LED light flicker requires a systematic approach:

  • Upgrade to Quality LEDs: Invest in high-quality LED bulbs and fixtures from reputable manufacturers. These products are more likely to have built-in voltage regulation and are less prone to flickering.
  • Ensure Dimmer Compatibility: If you use dimmer switches, make sure they are designed for LED compatibility. Upgrading to dimmers that are specifically designed for LEDs can help eliminate flickering.
  • Stabilize the Electrical Supply: Installing voltage stabilizers or surge protectors can help maintain a stable electrical supply and prevent voltage fluctuations.
  • Consult a Professional Electrician: If you continue to experience flickering issues despite these efforts, it’s essential to consult a licensed electrician. They can conduct a thorough assessment of your electrical system and address any underlying problems.

For residents of Nashville, Tennessee, experiencing LED light flicker issues, Craddock’s Electrical is a trusted local resource. Craddock’s Electrical offers a wide range of electrical services, including:

  • Electrical system assessments and troubleshooting.
  • Installation of voltage stabilizers and surge protectors to ensure a stable power supply.
  • Upgrading dimmer switches and fixtures for LED compatibility.
  • Replacement of aging LED drivers and low-quality LED bulbs with high-quality alternatives.

With their expertise and commitment to customer satisfaction, Craddock’s Electrical can help you enjoy flicker-free LED lighting in your home or workplace.

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