What Causes Lights to Buzz?

When the serene ambiance of your home is disturbed by the persistent buzzing of lights, it’s not just an annoyance—it’s a symptom of underlying electrical issues that demand attention. This issue can have various causes, from simple solutions to complex electrical problems. Ensuring the safety and comfort of your home environment requires understanding the cause of buzzing lights. For professional diagnosis and repair, DFW Electrician & HVAC stands ready to assist. Here’s an in-depth look into the reasons behind buzzing lights and what actions you can take.

  1. Dimmer Switch Compatibility

One common cause of buzzing lights is the use of dimmer switches with non-compatible light bulbs. Dimmer switches work by rapidly turning the light circuit on and off to simulate lower light levels, which can cause an audible buzzing sound if the light bulb isn’t designed to handle this type of operation. LED bulbs, in particular, may require specific dimmer switches designed for low-power lighting to operate quietly and efficiently.

  1. Loose Connections on Lights

A loose electrical connection, either in the light fixture itself or in the wiring to the switch or outlet, can also lead to buzzing noises. These loose connections can cause a slight arcing of electricity, which generates a buzzing sound and potentially poses a fire risk. Ensuring all connections are tight and secure can often resolve this issue.

  1. Lights Overloaded Circuits

When too many devices or fixtures are connected to a circuit, it can cause lights to buzz due to strain on the electrical system. Overloading can increase the electrical current’s flow through the light bulb, leading to overheating and noise. Evaluating the load on your circuits and redistributing electrical devices can alleviate this problem.

  1. Transformer Issues

Certain types of light fixtures, especially low-voltage lighting like halogen or LED systems, use transformers to reduce the voltage supplied to the bulbs. A malfunctioning or incompatible transformer can create a buzzing sound in the lights it supplies. Replacing the transformer with one that matches the fixture’s voltage requirements can eliminate the noise.

  1. Lights Bulb Type and Quality

The type and quality of the bulb can also influence the presence of buzzing sounds. Cheaper, lower-quality bulbs may buzz more than higher-quality options due to inferior manufacturing standards. Additionally, fluorescent bulbs are more prone to buzzing, especially as they age or if they’re used with incompatible ballasts. Switching to high-quality, compatible bulbs often solves the buzzing issue.

  1. Electrical Interference

Electrical interference from nearby appliances or improperly shielded wiring can induce a buzzing sound in light fixtures. This is more common in environments with a high density of electrical devices. Identifying and relocating the source of interference, or upgrading wiring to include better shielding, can mitigate this problem.

  1. Harmonic Resonance

Sometimes, the buzzing isn’t due to the electrical system but rather a physical vibration in the light fixture, known as harmonic resonance. This occurs when certain parts of the light fixture vibrate in response to the electrical current. Adjusting the fixture or dampening the vibration with padding can reduce or eliminate the noise.


Buzzing lights are more than just a nuisance; they’re an indication that something in your electrical system may need attention. Whether it’s a compatibility issue with dimmer switches, a loose connection, or a more complex problem like electrical interference, addressing the root cause is essential for both peace of mind and safety. If troubleshooting your buzzing lights seems daunting, or if the problem persists, consulting with professionals like DFW Electrician & HVAC is a wise choice. Their expertise can help diagnose and fix the issue, ensuring your home remains a tranquil and safe environment. Regular maintenance and attention to the quality and compatibility of your electrical devices and fixtures can prevent buzzing lights and keep your home’s ambiance undisturbed.

All About HVAC Filters

In the intricate ecosystem of a home’s HVAC (Heating, Ventilation, and Air Conditioning) system, filters play a pivotal role that often goes underestimated. Not only do pollutants impact air quality, they also harm HVAC efficiency. It is important to select the right size of HVAC filters to maintain a healthy, comfortable, and energy-efficient home. This article will guide you through the essentials of HVAC filters, emphasizing their significance and navigating the process of choosing the appropriate size for your system. For professional assistance and more information, DFW Electrician & HVAC remains a resourceful ally in ensuring your HVAC system operates optimally.

The Importance of HVAC Filters

The primary purpose of HVAC filters is to remove particles and contaminants from the air as it circulates through the heating and cooling system. These particles include dust, pollen, pet dander, mold spores, bacteria, and other allergens. By capturing these pollutants, HVAC filters not only enhance the indoor air quality but also protect the HVAC system itself from dust buildup that can lead to inefficiency or damage.

A clean and effective filter ensures that your HVAC system runs smoothly, requiring less energy to heat or cool your home. This means that you will pay less for utilities and have a smaller impact on the environment. Moreover, by preventing dust and debris from accumulating in the system’s components, properly maintained filters extend the lifespan of your HVAC unit, saving homeowners on costly repairs or premature replacement.

Finding the Right Size Filter for Your HVAC System

Selecting the correct filter size is critical for its effectiveness and the overall performance of your HVAC system. An ill-fitting filter can allow unfiltered air to pass around the edges, diminishing the air quality and putting additional strain on the system. Here’s how to ensure you find the right size filter for your HVAC system:

  1. Check the Existing Filter: The simplest way to determine the correct filter size is to check the dimensions of the current filter installed in your system. Most filters list their size on the frame in inches, such as 16x25x1.
  2. Consult Your HVAC Manual: If you don’t have an existing filter to reference or if you suspect it’s the wrong size, consult your HVAC system’s manual. The manufacturer’s manual should clearly indicate the recommended filter type and size.
  3. Measure the Filter Slot: If all else fails, you can measure the filter slot yourself. For precise measurements, use a tape measure to determine the slot’s length, width, and depth. It is recommended to measure twice. For accurate measurements, use a tape measure to determine the length, width, and depth of the slot. It is recommended to measure twice.
  4. Understand Filter Ratings: Besides size, it’s important to consider the filter’s MERV (Minimum Efficiency Reporting Value) rating, which indicates how effectively it can trap particles. Filters with higher MERV ratings can capture smaller particles, improving indoor air quality. However, very high MERV ratings may restrict airflow, straining the HVAC system, so it’s essential to strike a balance or consult with a professional.
  5. Consult Professionals: When in doubt, professional advice can be invaluable. DFW Electrician & HVAC experts can provide tailored recommendations for optimal efficiency and air quality.


HVAC filters are essential for maintaining air quality and efficiency of your home’s HVAC system. Choosing the right size and maintaining filters can improve your health, comfort, and finances. Remember, regular replacement or cleaning of your HVAC filter (depending on the type) is just as important as choosing the right size, as a clogged filter can negate all its benefits. For those seeking professional guidance or services, DFW Electrician & HVAC stands ready to assist, ensuring that your HVAC system remains a source of comfort and efficiency in your home.

Electric Car Charger at Your Home? Here’s some Benefits

Convenience and Accessibility

The most apparent benefit of having an Electric Car charger at home is unparalleled convenience. Imagine never having to detour to a public charging station again. Your car charges while you sleep, work, or relax at home, ensuring it’s always ready to go when you are. This accessibility eliminates range anxiety and makes owning an EV as convenient as plugging in your smartphone overnight.

Cost Savings

Charging your electric vehicle at home can lead to significant cost savings over time. Electricity rates at home are generally lower than those at public charging stations, especially if you charge your EV during off-peak hours when rates are reduced. This cost efficiency becomes even more pronounced as you shift from gasoline to electric, saving you considerable amounts on fuel costs annually.

Increased Property Value

Installing an EV home charging station can increase your property value and appeal. As electric vehicles become more common, prospective homebuyers view a home charging station as a valuable addition. This amenity could set your property apart in the real estate market, potentially leading to a quicker sale at a higher price.

Environmental Impact

Electric vehicles are a cleaner alternative to gas-powered cars, and charging them at home further reduces your carbon footprint. When you power your EV with electricity, especially if sourced from renewable energy, you contribute to decreased emissions of greenhouse gases and pollutants. This shift supports a cleaner, more sustainable environment for future generations.

Optimized Battery Life

Charging your EV with a home charger can contribute to optimal battery health. Home chargers typically provide a consistent and steady charge, which is better for the battery’s longevity compared to the rapid charging stations. Regular, controlled charging at home can help maintain the battery’s condition, extending the life of your vehicle.

Safety and Security

Charging at home offers a safer environment for both your vehicle and yourself. Home chargers are installed by professionals, ensuring they meet all safety standards. Additionally, charging in the safety of your garage or driveway minimizes the risks associated with public charging stations, such as vandalism or theft.

Customizable Charging Options

Home Electric Car chargers offer the flexibility to choose the charger that best fits your vehicle’s needs and your personal preferences. Whether you opt for a basic Level 1 charger or a faster Level 2 charger, you can select the features and charging speed that match your lifestyle. Some smart chargers even allow you to control and monitor charging sessions via your smartphone, providing convenience and control over your vehicle’s charging.

Government Incentives

Many regions offer government incentives, rebates, and tax credits for installing an EV charger at home, making it an even more attractive option. These incentives can significantly offset the initial cost of purchasing and installing a home charging station, encouraging more drivers to make the switch to electric vehicles.

Conclusion of Electric Car

Installing an electric car charger at your home brings a host of benefits, from the convenience and cost savings to the positive environmental impact and increased property value. As the world shifts towards sustainable transportation, having a home charging station not only prepares you for the future but also offers immediate advantages that enhance your electric vehicle ownership experience.

By highlighting these benefits, we aim to provide readers with a comprehensive understanding of why installing a home EV charger is a wise investment, both for their lifestyle and the planet.

For expert guidance and installation services visit DFW Electrician and HVAC 

Should You Own a Home Generator for Power Outages?

In today’s society, where electricity is a crucial part of our everyday lives, power outages can make us feel vulnerable. From preserving food in our refrigerators to keeping our homes comfortable and connected to the outside world, electricity plays a pivotal role. This raises an important question for homeowners: Should you own a home generator for power outages?

For expert guidance and installation services visit DFW Electrician and HVAC 

1. Generator Ensures Uninterrupted Power Supply 

The primary benefit of owning a home generator is the assurance of uninterrupted power supply during outages. Power outages can disrupt heating, cooling, lighting, and essential appliances due to severe weather, utility maintenance or unforeseen circumstances. A generator acts as a backup, kicking in automatically or with minimal setup to keep your home running smoothly.


2. Protects Against Food Spoilage

One of the costly consequences of a power outage is the potential spoilage of food stored in refrigerators and freezers. A home generator can keep these appliances running, preserving your food supplies and saving you from the inconvenience and expense of restocking.


3. Provides Comfort and Convenience

Maintaining a comfortable living environment is crucial, especially during extreme weather conditions. Generators can power heating and cooling systems, ensuring your home remains a safe and comfortable refuge until the power is restored. Additionally, they allow you to continue using lights, electronics, and other conveniences that contribute to your home’s comfort and functionality.


4. Supports Home Office and Remote Work

The shift towards remote work has made reliable power more important than ever. A home generator can prevent work disruptions by ensuring your computer, internet, and other necessary equipment remain operational, keeping you connected and productive.


5. Enhances Safety and Security

Power outages can compromise home security systems, leaving your property vulnerable. A generator ensures these systems continue to function, enhancing your home’s security. Moreover, lighting can deter potential intruders and prevent accidents in the dark.


6. Health Considerations

For households with medical equipment that requires electricity, such as oxygen generators, CPAP machines, or mobility devices, a home generator isn’t just a convenience—it’s a necessity. It ensures that essential health-related equipment remains operational, safeguarding the well-being of those dependent on them.


7. Increases Home Value

Investing in a home generator can also increase your property’s value. Prospective buyers appreciate the added security and convenience of an existing generator, making it a selling point that could potentially expedite the sale and increase the sale price.



 Owning a home generator presents a prudent measure for ensuring continuous power, protecting against food spoilage, maintaining comfort, supporting remote work, enhancing safety and security, and accommodating health needs during power outages. For those considering a generator, consulting with professionals like DFW Electrician & HVAC can provide you with the expertise and services needed to choose and install the right generator for your home, tailored to your specific needs and circumstances. In an unpredictable world, a home generator stands as a beacon of readiness and resilience, offering peace of mind in the face of power uncertainties.

Choosing The Right Electrician in DFW!

Have the right electrician? If you are working on a home improvement project in the DFW area, from lighting upgrades to
full remodels, you should hire a licensed electrician. It’s vital to hire a professional for these
types of projects because they can be dangerous.

A licensed DFW electrician can help you with any issue relating to your home’s electrical
system. This includes adding outlets, installing fixtures, replacing circuit breakers, and rewiring.
Researching the qualifications of an electrician is essential for finding the right one for your

Qualifications for Electricians

Before hiring an electrician, make sure to check Texas’ specific licensing requirements.
Typically, electricians will need to complete formal education, on-the-job training, and an
apprenticeship before practicing independently. Additionally, most states require electricians to
keep up with building codes and safety protocols throughout their careers.

Before hiring an DFW electrician, make sure they have the following qualifications:

Vocational Training

Find a DFW electrician who has completed a program at a technical college or vocational school
specializing in training for electricians.

Relevant Experience

You will benefit from the expertise of an electrician who has worked on projects similar or
identical to the one you need.

Required Permits

Make sure your DFW electrician is up to date on permits or licenses required from the state of
Texas before hiring them.

Personal Liability Insurance

Established DFW electricians understand that having personal liability insurance is a must in
order to protect them from financial loss.

How to Hire an Electrician
Once you’ve decided you need the help of an electrician, ask around for recommendations in the
DFW area. Friends or family members will often have an electrician that they like working with.
If not, the internet will have plenty of recommendations for electricians to hire in the DFW area.

Either way, be sure to investigate further before hiring the first electrician you find. Electricians
with plenty of positive reviews from homeowners will help you better understand how
community members like you feel about their work.

In order to find the right person, you’ll need to compare multiple electricians, read reviews and
check credentials. You can weed out the bad candidates by asking the right questions.

If you are experiencing any electrical problems in your homes then visit Blessed Electric today for an expert to come out and help with any service needed!

Broken AC? Here’s a Few Tips to Help Trouble Shoot!

When the scorching summer heat hits, there’s nothing more frustrating than a malfunctioning air conditioning system. A broken AC can lead to discomfort, sleepless nights, and reduced productivity. However, before you call in a professional, there are several troubleshooting steps you can take to identify and possibly fix the issue yourself. In this article, we will provide you with valuable trouble shooting tips to help you get your AC up and running again.

  1. Check the Power Source

The first step in troubleshooting a broken AC is to check the power source. Ensure that the AC unit is properly plugged in and that the power outlet is functioning correctly. Sometimes, a loose connection or a tripped circuit breaker could be the reason behind the AC’s failure to turn on.

  1. Inspect the Thermostat

A faulty thermostat can often be the culprit behind an AC malfunction. Check if the thermostat is set to the right temperature and mode. You can also try replacing the batteries in the thermostat to rule out any power-related issues.

  1. Clean or Replace Air Filters

Clogged or dirty air filters can significantly impact your AC’s performance. Check the air filters and clean them if they are dirty. If the filters are too old or damaged, consider replacing them with new ones to ensure optimal airflow.

  1. Examine the Condenser Unit

The condenser unit is located outside your home, and it plays a crucial role in the cooling process. Make sure the area around the condenser is clear of debris and obstructions. Clean the condenser coils gently with a soft brush to remove any dirt or dust buildup.

  1. Check for Refrigerant Leaks

Low refrigerant levels can lead to inefficient cooling or even complete AC failure. Look for signs of refrigerant leaks, such as hissing sounds or oily spots near the AC unit. If you suspect a refrigerant leak, it’s essential to call a professional HVAC technician to handle the issue.

  1. Test the Capacitors

Capacitors are responsible for starting the AC’s motors. If they are faulty, the AC may not start or may struggle to stay on. Use a multimeter to test the capacitors for continuity and replace them if needed.

  1. Inspect the Fan Motor

The fan motor is essential for proper airflow in the AC unit. Check if the fan motor is running smoothly. A malfunctioning fan motor may require lubrication or replacement to ensure efficient cooling.

  1. Clean the Evaporator Coils

Dirty evaporator coils can lead to reduced cooling efficiency and frost buildup. Carefully clean the coils using a soft brush and mild detergent to improve the AC’s performance.

  1. Check the Drainage System

A clogged or blocked drainage system can cause water to leak from the AC. Ensure that the drainpipes and condensate drain pan are clear of any obstructions to prevent water damage.

  1. Inspect the Compressor

The compressor is the heart of the AC system, and if it’s not functioning correctly, the cooling process will be affected. Listen for unusual noises or vibrations from the compressor and call a professional if you suspect any issues.

  1. Look for Faulty Wiring

Examine the AC unit’s wiring for any signs of damage or loose connections. Faulty wiring can lead to short circuits and pose a safety hazard. If you’re not familiar with electrical work, it’s best to leave this task to a licensed electrician.

  1. Clean the Outdoor Unit

If your AC’s outdoor unit is covered in dirt and debris, it can hinder its performance. Regularly clean the outdoor unit to prevent any obstructions and ensure efficient cooling.

  1. Consider the Age of the AC

Sometimes, a broken AC might be the result of old age and wear and tear. If your AC is more than 10-15 years old, it may be more cost-effective to replace it with a newer, energy-efficient model.

  1. Schedule Regular Maintenance

Prevention is always better than cure. To avoid unexpected AC breakdowns, schedule regular maintenance with a professional HVAC Technician!

If your unit is aged or not working properly contact Blessed Electric and Air, or call us today to schedule an appointment

214 801-5755

DFW Electrician, Is It Time to Hire One?

Why it may be time to hire a DFW electrician 

Do you have any experience with electricity-related problems at home? How did you resolve the issue? Have you searched Google or watched a YouTube video and tried to fix the problem yourself, OR have you called a licensed electrician? One thing for sure about electricity, it is that it is always challenging. Therefore, I want to issue a warning to those who are considering DIY electrical work. Attempting to solve an electrical issue is dangerous, and it can cause you to burn your fingers and even be lethal if you don’t have the knowledge and experience.

Furthermore, electrical DIYs are illegal and can jeopardize insurance claims since they can cause fires, leading to more extensive property damage. In the event of an electrical problem, what should you do? First, you should contact a licensed DFW electrician. With their advanced training and equipment, they will protect you from danger, tackle risky tasks, and save you from further problems. Professional electricians need at least four years of apprenticeship training before becoming licensed. That’s hours and hours of electrical experience. Besides that, they must also hold a license in the DFW area or the city where they work. You can learn more about what professional electricians can do here. Homeowner needs to understand when to call in an expert electrician near them when they see red flags. The following warning signs indicate that you need to hire an electrician:

Circuit breakers are frequently tripping.

A tripped circuit breaker is fine if it just happens now and then. Still, a tripped circuit breaker is another story if it keeps tripping. A shortage in wiring or too many high-power devices is usually responsible for overloading. In any case, you’ll need a licensed DFW electrician to upgrade the circuit breaker or repair some wiring. Ignoring this warning may result in an electrical fire!

Burnt smell that cannot be identified

If you can’t find the source of that persistent burning smell in one of your rooms, it’s coming from behind the walls. Various factors, including old wiring or short circuits, could cause this. If you can identify the unusual smell and trace it to an electrical outlet or fuse box, turn off the power immediately and call a professional. Furthermore, you notice any discoloration in your outlets besides the smell. In that case, burning behind your walls results in sparks or small fires. Again, it doesn’t matter whether you can identify the source; a burnt smell indicates the possibility of a fire igniting at any moment.

The main service panel shows signs of deterioration

The main service panel is the heart of your home’s electricity system. Any signs of deterioration or visible wear and tear, like rust, should prompt you to call your trusted electrician. The technician will be able to determine if your service panel requires repair or replacement.

The use of extension cords is excessive.

It is not recommended to use extension cords for an extended period. Having multiple extension cords, plugging them into power strips, or making them a permanent fixture in your rooms indicates that you need more outlets. Your family’s needs should select a room’s outlets. In areas where outlets are lacking, a licensed DFW electrician can install them. You will be able to provide additional outlets to your family and improve safety.

The outlet is hot or warm to the touch.

An outlet that is hot or warm is not a good sign. There is an overload in this case, or the wiring is bad. If you plug a device into an outlet, it will get warm only then. To properly assess the problem, you will need to call a DFW electrician.

Your house is old

Suppose you own a house built more than twenty years ago. It is, therefore, necessary to upgrade the electrical system. Your home was built with electrical standards that changed over time.

A flickering dimming light bulb or a light bulb that does not last

The LED light is terrific and energy-efficient and lasts longer than conventional lights. However, if your bulbs don’t last or are flickering, your socket or circuit might be the problem. Light bulbs can always be replaced, but that’s a temporary solution. To identify and solve the problem, you should call an electrician.

Are you moving to a new home?

You have just purchased your first home! Congratulations! However, before you move in or sign any paperwork, let a licensed DFW electrician inspect your home’s electrical system. In order to prevent any potential problems before moving into your new home, you can hire an electrician to assess your property and make recommendations, as well as repair or replace what is necessary. Therefore, your family is guaranteed to be safe.

You are frequently shocked (even by minor shocks).

When you turn on a light switch, do you get shocked? In most cases, electrical shocks will not cause pain immediately, but it’s important not to ignore them. It means that electricity is escaping from your circuit. There is also a possibility that it will escalate into a fire. So turn off the switch and call your electrician immediately rather than investigating the probable cause.

A rodent chews on a wire.

When rodents chew on your wiring, they can cause an electrical fire or system failure. Call in an electrician to assess the damage and provide a solution in addition to fixing your rodent problem (Call pest control!).

A sparking outlet

The sparking of outlets indicates electricity problems. Many reasons can cause the spark, including short circuits, negligence, water exposure, and old outlets. But first, make sure a certified electrician resolves the issue.

Electricity-related installations or repairs

You should never DIY anything related to electricity (except maybe changing a light bulb). It seems easy to watch YouTube videos, but installations are serious. Examples of these installations or repairs include:

  • Installing an electrical outlet.
  • Installing an intelligent home system.
  • Installing a new ceiling fan.
  • Repairing a light fixture.
  • Remodeling the home.
  • Installing whole-house surge protection.
  • Installing pool lighting.
  • Installing an electrical panel.

It may seem like you’re saving a few bucks, but in reality, you are making a risky move that could endanger your family. Moreover, it is illegal and non-compliant with building codes.

If you have any questions about electricity

If there’s anything you think should be added, don’t hesitate to contact the professionals in Round Rock. As a non-electrician, you are not qualified to handle possible electrical problems. Never wait; it is better to be safe than risk your life. In this modern age, we cannot survive without electricity, which is very useful. The dangers and complexity of electricity are relatively easy to overlook. Death and severe injury are possible as a result of it. Simple mistakes can have serious consequences.

To avoid electrical hazards, consult an electrician. Trust the professionals to keep your family safe. If you plan on hiring an electrician, ensure they have a valid license and ask for their specialty (i.e., if they specialize in residential homes). Remember to ask if they have liability insurance and a warranty when you set up a project.

Here at Blessed Electric and Air, we aim to make your home operate smoothly. Our basic times of operation span from Monday through Friday, 8 AM-7 PM, and Saturday from 8 AM-1 PM. Anytime after those hours will be looked at as an EMERGENCY SERVICE CALL. No matter how many services are performed, rates and charges go up.