Homeowners often think power surges only happen during lightning storms. While lightning is one cause, it isn’t the only one. Utility grid activity, restoring power after outages and large household appliances cycling can all create electrical surges inside your home. 

These electrical surges don’t just threaten televisions and computers. These surges can cause HVAC electrical damage because current heating and cooling systems rely on highly sensitive electronic components. Fortunately, HVAC surge protection can help safeguard one of your home’s biggest investments and reduce the risk of expensive repairs. 

What Are Power Surges  

A home power surge is a short spike in electrical voltage in your home’s wiring. Even though it lasts only a fraction of a second, it may damage home electronics. 

Many people know lightning is the most well-known cause, but power surges often occur much closer to home. Power companies frequently adjust power on the electrical grid, and power can also surge when electricity is restored after an outage. Large appliances like refrigerators or AC units can also create minor voltage fluctuations when they cycle on and off. Sometimes, loose wiring or other home electrical issues can cause surges. 

Though a single significant surge can cause immediate damage, repeated minor surges can slowly wear down heating and cooling equipment over time, shortening their lifespan. 

Why Modern HVAC Systems Need More Surge Protection Than Ever 

Many of today’s heating and cooling systems use advanced electronics to improve comfort and energy efficiency. While these features offer many benefits, they can make equipment more at risk of damage from voltage spikes, highlighting the importance of HVAC electrical protection. 

Some of the most vulnerable components to power surges include: 

  • Circuit boards. They serve as the system’s control center and can be damaged by even minimal voltage spikes. 
  • Variable-speed blower motors. These advanced motors rely on electronic controls that are sensitive to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that communicate with your HVAC equipment. 
  • Electronic communication systems. Today’s HVAC systems rely on electronic communication between indoor and outdoor units for energy-efficient operation. 
  • Variable-capacity inverter technology. Variable-capacity HVAC systems rely on sophisticated electronics that work best with surge protection. 

Which HVAC Components Are Most Vulnerable to Power Surges? 

Damage from electrical surges can cost hundreds or even more to repair or replace. Installing whole-house surge protection helps reduce the risk of unexpected failures and major HVAC repair after electrical surge incidents. 

HVAC components most vulnerable to power surges in Wilmington include: 

  • Control boards:Installing a whole-house surge protector protects your HVAC control board’s main. 
  • Airconditioner compressors. The compressor is one of the most expensive parts of an air conditioner or heat pump to replace. 
  • Blower motors.Power surges can damage motors responsible for circulating conditioned air throughout your home. 
  • HVACcapacitors. Surges can weaken or damage these components, reducing system startup and performance. 
  • Smartthermostats. These devices may malfunction after multiple voltage spikes. 
  • Electronic heat pump components. Modern heat pumps use multiple electronic components which are vulnerable to surges. 

Which is Better for My Home: Whole-Home Surge Protection or Power Strips? 

Many homeowners use surge-protecting power strips for computers and televisions, but those devices don’t protect your heating and cooling system. To provide complete HVAC system protection, whole-home surge protection offers greater coverage and greater long-term value. 

A professionally installed whole-house surge protector is located at your home’s electrical panel. Instead of regulating electricity to only one outlet, the system helps safeguard major appliances and electronics throughout your house, including your heating and cooling equipment. 

Benefits of Whole-Home HVAC Surge Protection 

Adding whole-home surge protection is a proactive way to protect your HVAC investment while helping safeguard other valuable electronics throughout your home. 

Benefits of whole-house HVAC surge protection include: 

  • Lower repair expenses. Preventing surge damage can help prevent expensive HVAC repairs. 
  • Extended HVAC system lifespan. vulnerable technological components experience less electrical stress over time when equipped with surge protection. 
  • Home electronics protection. In addition to protecting your HVAC, a whole-home surge protector also safeguards appliances, computers and entertainment systems. 
  • Greater peace of mind duringstorms. You’ll have added confidence when severe weather strikes. 
  • Protection from everyday electrical fluctuations. Even small, routine surges can gradually damage your HVAC system. 

5 Signs It’s Time to Consider Surge Protection 

  1. Regular summer storms. Given the frequent summer storms in Wilmington, lightning protection for your HVAC can help reduce the risk of power surge damage. 
  2. Frequent power outages or flickering lights. Frequent outages and electrical fluctuations increase the likelihood of power surges. 
  3. Older electrical systems. Old wiring or outdated electrical equipment can raise your home’s surge risk. 
  4. High-efficiency HVAC equipment. Safeguarding a high-efficiency heating and cooling system with a surge protector is often less expensive than repairing or replacing damaged components. 
  5. Connected home technology. Homes with Wi-Fi thermostats and other connected devices have more sensitive electronics to protect. 

 

Professional Surge Protection Installation Is Important 

Home HVAC surge protection must be professionally installed to provide consistent protection. Working with licensed HVAC and electrical professionals like the team at Brandywine Heating & Air helps ensure the surge protection device is properly installed and ready to help protect your home HVAC system. 

The skilled professionals at Brandywine Heating & Air understand the specialized electrical needs of modern HVAC equipment and will recommend the right surge protector for your air conditioner, furnace and other home comfort systems. 

Protect Your HVAC Investment from Future Power Surges 

Voltage spikes aren’t always obvious, but they can have a big impact on your HVAC system. Investing in whole-home surge protection is an effective way to help prevent major repairs, extend equipment life and improve the reliability of your HVAC system. 

If you’re ready to learn more about AC or furnace surge protection, you can count on the team at . Our HVAC services include a wide variety of surge protection options, including whole-house surge protectors. Our professionals will evaluate your home’s needs and recommend a customized solution to protect your home HVAC. Beyond surge protection, we provide all electrical services for the rest of your home. 

Find out how surge protection can help protect your HVAC equipment. Schedule service online or call 302-246-7971 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Absolutely. Whole-home surge protection is often a smart investment because it helps protect expensive HVAC equipment. The cost of installing surge protection is typically much lower than repairing or replacing damaged HVAC components, which can help extend the life of your home comfort system.

Absolutely. A power surge can damage your AC unit’s compressor, circuit board and blower motor, which can cause major repairs. Installing AC surge protection can protect your air conditioner from electrical fluctuations by reducing the impact of voltage spikes before they reach sensitive HVAC components.

Lightning strikes, utility grid switching and power outages are among the most common causes of power surges in homes. Power surges may also stem from problems within your home’s electrical system. Repeated minor power surges can gradually wear down HVAC components over time.

A whole-house surge protector usually lasts 5 to 10 years, although actual service life depends on the number and severity of the surges it absorbs. Surge protector systems in properties that experience frequent storms or utility power fluctuations may require replacement sooner.

In some cases, but not all. Homeowners insurance may cover power surge damage, but coverage depends on your policy and what caused the surge. Since coverage and deductibles differ, surge protection installation is often a smart way to protect your pocketbook from expensive HVAC repairs.

Absolutely. Power surge protection for HVAC helps shield smart thermostats and other connected HVAC components from power surges. It also helps improve system reliability and reduce the risk of expensive repairs to modern heating and cooling equipment.