Why Is My Light Flickering & How To Stop It?

The familiar annoyance of flickering lights can range from a minor distraction to a signal of underlying electrical issues. While a flickering light might seem inconsequential, it often hints at larger problems that require attention. Whether it's a faulty bulb, a wiring issue, or an overloaded circuit, addressing flickering lights promptly ensures safety and peace of mind. This comprehensive guide will explore the various reasons why lights flicker and provide practical solutions to stop it.

Common questions you may ask yourself about flickering lights

What causes lights to flicker? ​

Lights can flicker due to various reasons, including faulty bulbs, loose plugs, incompatible dimmer switches, voltage fluctuations, faulty light switches, wiring issues, and overloaded circuits.

How can I stop my lights from flickering? ​

You can stop lights from flickering by tightening or replacing bulbs, securing light plugs, ensuring dimmer switch compatibility, monitoring electrical usage, inspecting and replacing faulty switches, and consulting an electrician for more complex issues.

Is flickering light dangerous? ​

Yes, flickering lights can indicate underlying electrical problems such as loose wiring or overloaded circuits, which can pose fire hazards. It's important to address the issue promptly.

Do LED lights flicker? ​

LED lights can flicker, particularly if they're incompatible with dimmer switches or if there's an issue with the electrical supply. Using compatible dimmers and ensuring a stable power supply can prevent LED flickering.

Why do my lights flicker when I use appliances? ​

High-wattage appliances can cause voltage drops, leading to flickering lights. This indicates an overloaded circuit. Distributing the electrical load more evenly or adding a new circuit can resolve this issue.

When should I call an electrician for flickering lights? ​

You should call an electrician if you suspect wiring issues, experience persistent voltage fluctuations, or if your lights continue to flicker despite addressing common causes like faulty bulbs or loose plugs.

Are you're asking yourself any of these questions? If so, you should reach out to us. We can help!

Common Causes of Flickering Lights

1. Faulty Light Bulbs ​

One of the simplest explanations for flickering lights is a faulty bulb. Incandescent bulbs tend to flicker as they age or if they're loosely connected. Fluorescent lights, on the other hand, might flicker due to temperature changes or the end of their life cycle. Always check the bulb first; tightening or replacing it might solve the problem.

2. Loose Light Plug ​

Sometimes, the issue lies with the light plug. If the plug isn't securely connected to the socket, it can cause intermittent power flow, leading to flickering. Ensuring the plug is firmly in place can often rectify this issue.

3. Dimmer Switch Compatibility ​

Incompatibility between light bulbs and dimmer switches can also cause flickering. Not all bulbs work well with dimmers, particularly LED lights. Make sure to use bulbs that are compatible with your dimmer switch to avoid flickering.

4. Voltage Fluctuations ​

Voltage fluctuations within your home can lead to flickering lights. High electrical demand from appliances like refrigerators or air conditioners can cause a drop in voltage, resulting in flickering. Regularly experiencing voltage dips indicates the need for a professional to inspect your electrical system.

5. Faulty Light Switch ​

A malfunctioning light switch can be another culprit. Over time, switches wear out or become loose, causing poor electrical connections. Replacing an old or faulty switch can eliminate flickering issues.

6. Overloaded Circuits ​

Loose wiring is a significant cause of flickering lights and poses a fire hazard. If you suspect wiring issues, it's crucial to contact an electrician immediately. Addressing wiring problems ensures not only the stability of your lighting but also the safety of your home.

Effective Solutions to Stop Flickering Lights

1. Check and Tighten Bulbs ​

Start by checking the light bulbs. Ensure they are screwed in securely. Replace any old or damaged bulbs with new ones to see if this resolves the flickering.

2. Secure Light Plugs ​

Make sure all light plugs are properly inserted into their sockets. A loose plug can disrupt the electrical flow, leading to flickering. Ensuring a snug fit can often fix the problem.

3. Replace Dimmer Switches ​

If you have dimmer switches, ensure they are compatible with your light bulbs. Consider replacing old dimmers with modern ones that are designed to work with LED or other energy-efficient bulbs.

4. Monitor Electrical Usage ​

Pay attention to your home's electrical usage. Avoid running multiple high-wattage appliances simultaneously. If voltage dips persist, it may be time to consult an electrician to check for underlying issues.

Inspect and Replace Light Switches

If a light switch feels loose or doesn't click properly, it might be faulty. Replacing the switch can ensure a steady electrical connection and stop the flickering.

5. Professional Electrical Inspection ​

For more complex issues like wiring problems or persistent voltage fluctuations, hire a licensed electrician. They can inspect your home's electrical system, identify the root cause of the flickering, and make necessary repairs. That's where we come in! Our team of experienced electricians can diagnose and fix any electrical issues, ensuring your home is safe and well-lit.

Preventing Flickering Lights in the Future

1. Regular Maintenance ​

Regular electrical maintenance can prevent flickering lights. Schedule routine inspections with a qualified electrician to catch and address issues early.

2. Upgrade Electrical Systems ​

Older homes might have outdated electrical systems that struggle to keep up with modern electrical demands. Upgrading your electrical panel and wiring can provide a more stable power supply, reducing the likelihood of flickering lights.

3. Use Quality Light Bulbs and Fixtures ​

Investing in high-quality light bulbs and fixtures can also prevent flickering. Cheap or incompatible bulbs are more likely to cause issues. Opt for reputable brands and ensure compatibility with your existing fixtures and switches.