Homeowners often think power surges are limited to lightning storms. Although lightning is one cause, it isn’t the only one. Utility switching, power outages/restoration and even large appliances cycling on and off can all create voltage spikes inside your home. 

These electric voltage spikes don’t just pose a risk to televisions and computers. These surges can cause HVAC electrical damage because modern heating and cooling systems rely on sophisticated electronic components. The good news is HVAC surge protection can help shield one of your home’s biggest investments and reduce the risk of costly repairs. 

What Are Power Surges  

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

Many people know lightning is the most well-known cause, but power surges often occur much closer to home. Electric utility providers routinely switch power on the electrical grid, and voltage can also spike when electricity is restored after an outage. Household appliances like refrigerators or HVAC systems can also create small voltage fluctuations when they cycle on and off. Sometimes, loose wiring or other home electrical issues contribute to surges. 

While a single large surge can cause immediate damage, smaller surges can slowly wear down HVAC components over time, shortening their lifespan. 

Why Modern HVAC Systems Need More Surge Protection Than Ever 

Modern heating and cooling systems use advanced electronics to improve comfort and energy efficiency. While these features offer many benefits, they can make equipment more sensitive to voltage spikes, highlighting the importance of HVAC electrical protection. 

Some of the most vulnerable components to power surges include: 

  • Circuit boards. They function as the system’s control center and can be damaged by even brief or small voltage spikes. 
  • Energy-efficient variable-speed motors. Variable speed motors rely on electronic controls that are vulnerable to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that communicate with your HVAC equipment. 
  • HVAC system communication controls. Modern heating and cooling systems use electronic communication between indoor and outdoor units for energy-efficient operation. 
  • Variable-capacity inverter technology. Variable-capacity HVAC systems use sophisticated electronics that benefit from surge protection. 

Which HVAC Components Are Most at Risk? 

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

HVAC components that are frequently damaged by power surges in East Bernard include: 

  • Control boards:Protecting your HVAC system’s control board safeguards its primary. 
  • Airconditioner compressors. An HVAC compressor is one of the costliest 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. 
  • HVAC system capacitors. Power surges may weaken or damage these components, affecting system startup and performance. 
  • Thermostats and Smart Home Technology. These devices may malfunction after repeated voltage spikes. 
  • Heat pump control electronics. Modern heat pumps use multiple electronic components that can be vulnerable to surges. 

Whole-Home Surge Protection vs. Power Strips 

Homeowners commonly use surge-protecting power strips for computers and televisions, but those devices don’t protect your HVAC system. For HVAC system protection, whole-home surge protection offers broader coverage and greater long-term value. 

A professionally installed whole-house surge protector is set up right at your home’s electrical panel. Rather than protecting only one outlet, the system helps safeguard major appliances and electronics throughout your entire house, including your HVAC equipment. 

Benefits of Whole-Home HVAC Surge Protection 

Installing whole-home surge protection is an effective way to protect your HVAC investment while also working to safeguard other valuable electronics throughout your home. 

Benefits of whole-home HVAC surge protection include: 

  • Lower repair expenses. Avoiding surge damage can help prevent expensive HVAC repairs. 
  • Longer HVAC equipmentlife. Electronic HVAC components experience less electrical stress over time when equipped with surge protection. 
  • Protection for household electronics. 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 weather-related power outages occur. 
  • Defense against everyday electrical fluctuations. Even small, routine surges can gradually damage your HVAC system. 

5 Signs Your Home Could Benefit from Surge Protection 

  1. Regular summer storms. Given the frequent summer storms in East Bernard, lightning protection for your HVAC can help minimize the risk of electrical surge damage. 
  2. Power outages or flickering lights. Ongoing power interruptions and electrical fluctuations increase the likelihood of damaging voltage spikes. 
  3. Outdated home wiring. Old wiring or substandard electrical equipment can increase your home’s surge risk. 
  4. Modern heating and cooling equipment. Shielding a high-efficiency heating and cooling system by installing whole-home surge protection is often less expensive than repairing or replacing damaged components. 
  5. Smart home technology. Homes with Wi-Fi thermostats and other connected devices have additional sensitive electronics to protect. 

 

Professional Surge Protection Installation Matters 

Whole-house surge protection must be properly installed to provide consistent protection. Hiring licensed HVAC and electrical professionals like the team at E.B. Air helps make sure the surge protection device is properly installed and ready to help protect your home HVAC system. 

The highly trained professionals at E.B. Air understand the specific electrical needs of modern HVAC equipment and will identify the right surge protector for your air conditioner, furnace and other home comfort systems. 

Protect Your HVAC Investment from Future Power Surges 

Electrical surges aren’t always dramatic, but they can have a significant impact on your heating and cooling equipment. Adding whole-home surge protection is a proactive way to help prevent costly 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 comprehensive surge protection options, including whole-house surge protectors. Our professionals will review your home’s needs and help you choose a setup to protect your home HVAC. Along with surge protection, we offer 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 979-335-4262 today. 

Frequently Asked Questions About HVAC Surge Protection 

In most cases, yes. Whole-home surge protection is often worth the investment because it helps protect expensive HVAC equipment. The cost of installing surge protection is typically much lower than repairing or replacing damaged furnace or air conditioner components, and it helps extend the life of your home comfort system.

Yes. A power surge can damage an air conditioner’s compressor, circuit board and blower motor, which can cause expensive repairs. Installing AC surge protection can protect your air conditioner from electrical surges by preventing the surges from reaching sensitive HVAC components.

Power surges are most commonly caused by lightning strikes, utility grid switching, power outages, power restoration and large appliances cycling on and off. Another possible cause is problems within your home’s electrical system. Small voltage spikes can gradually wear down HVAC components over time.

A typical whole-home surge protector lasts about 5 to 10 years, although that depends on the number and severity of the surges it absorbs. Surge protector systems in a home that has frequent storms or utility power fluctuations may require replacement sooner.

It can. Homeowners insurance sometimes cover power surge damage, but coverage depends on your policy and the cause of the surge. With policy limits and deductibles varying, surge protection installation is often a smart way to help prevent expensive HVAC repairs.

Absolutely. Power surge protection for HVAC helps safeguard smart thermostats and other connected HVAC components from electrical surges. It can also improve system reliability and reduce the risk of extensive repairs to your home’s heating and cooling equipment.