Buzzing lights can be both annoying and concerning, as they may indicate underlying electrical issues. Here are some common reasons your lights might be buzzing and what to do about it:

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• Loose or Damaged Wiring
Faulty wiring is one of the most common causes of buzzing lights. Loose or damaged wires can create electrical resistance, causing buzzing noises. This issue can be dangerous and may increase the risk of electrical fires. If you suspect faulty wiring, it’s best to contact a licensed electrician to inspect and repair it.

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• Incompatible Dimmer Switches
Not all dimmer switches are compatible with certain types of light bulbs, especially LEDs. If you hear buzzing with a dimmable LED bulb, the dimmer switch might not be designed for use with LEDs, which can cause flickering or buzzing. Switching to a compatible dimmer switch can often resolve the issue.

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• Overloaded Circuits
When a circuit is overloaded with too many devices, it can cause buzzing in your lights. This can happen when multiple high-wattage appliances are on the same circuit. Reducing the load by unplugging some devices or distributing them to other circuits may stop the buzzing.

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• Low-Quality or Old Light Bulbs
Some lower-quality or older light bulbs are more prone to buzzing, especially when paired with dimmer switches. Replacing them with higher-quality, energy-efficient bulbs, like LEDs, can eliminate the noise.

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• Fluorescent Light Buzzing
Fluorescent lights naturally emit a low hum, especially older ones. The ballast, which regulates current, can wear out over time and cause buzzing. Replacing the ballast or upgrading to modern, quieter LED fixtures can solve this issue.

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• Voltage Fluctuations
Buzzing can occur when your home’s voltage is too high or fluctuating. Voltage fluctuations can strain your lighting system and cause noise. An electrician can check your home’s voltage and install a voltage regulator if needed to stabilize it.

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Buzzing lights are usually a sign that something isn’t working as it should. Addressing the cause promptly can help prevent further electrical issues and keep your home safe.

Hearing buzzing lights? Contact us today at 613-851-8929 or info@ottcityelectric.ca to diagnose and fix any issues today!