Homeowners often think power surges only happen during lightning storms. Although lightning is one cause, it’s far from the only one. Utility grid activity, restoring power after outages and large household appliances cycling can all create voltage spikes inside your home. 

These electric voltage spikes don’t just pose a risk to televisions and computers. They may also cause HVAC electrical damage because current heating and cooling systems rely on sophisticated electronic components. Fortunately, HVAC surge protection can help safeguard one of your home’s biggest investments and reduce the risk of major repairs. 

What Is a Power Surge  

A home power surge is a brief spike in electrical voltage in your home’s wiring. While 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. Electric utility providers routinely switch power on the electrical grid, and voltage can also spike when electricity is restored after an outage. Major appliances like refrigerators or air conditioners 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, reducing their lifespan. 

Why Modern HVAC Systems Need More Surge Protection Than Ever 

Many of today’s heating and cooling systems use sophisticated electronics to improve comfort and energy efficiency. Even though hese advanced features offer many benefits, they can also make equipment more vulnerable to damage from voltage spikes, highlighting the importance of HVAC electrical protection. 

HVAC parts that are especially sensitive to power surges include: 

  • Electronic circuit boards. They serve as the system’s control center and can be damaged by even very small voltage spikes. 
  • Energy-efficient variable-speed motors. Variable speed motors rely on electronic controls that are susceptible to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that control your HVAC equipment. 
  • Electronic communication systems. Many newer heating and air conditioning systems use electronic communication between indoor and outdoor units for efficient operation. 
  • Variable-capacity inverter technology. Variable-capacity HVAC systems use sophisticated electronics that are better protected with surge protection. 

Which HVAC Components Are Most at Risk? 

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

HVAC components most vulnerable to power surges in Seymour include: 

  • Control boards:The HVAC system’s control board contains essential operating controls, which can be badly damaged by surges. 
  • HVAC compressors. The compressor is one of the most expensive parts of an air conditioner or heat pump to replace. 
  • Blower motors.Electrical surges can damage motors that circulate conditioned air throughout your home. 
  • Capacitors. Electrical surges can weaken or damage these components, reducing system startup and performance. 
  • Thermostats and Smart Home Technology. These devices may malfunction after multiple voltage spikes. 
  • Heat pump control electronics. Modern heat pumps use multiple electronic components which are vulnerable to surges. 

Comparing Whole-Home Surge Protection to Power Strips 

Many homeowners use surge-protecting power strips for computers and televisions, but power strips don’t protect your HVAC system. For complete HVAC system protection, whole-home surge protection offers more comprehensive coverage and long-term value. 

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

Benefits of Whole-Home HVAC Surge Protection 

Installing whole-home surge protection is an effective way to protect your HVAC investment while helping 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-lasting HVAC equipment. Electronic HVAC components experience reduced electrical stress over time when properly protected. 
  • Protection for household electronics. In addition to protecting your HVAC, a whole-house surge protector also helps protect appliances, computers and entertainment systems. 
  • Greater peace of mind duringstorms. Surge protection provides added confidence when severe weather strikes. 
  • Defense against everyday electrical fluctuations. Minor electrical surges can gradually damage connected HVAC devices. 

5 Signs You May Need Surge Protection 

  1. Frequent storms. Given the frequent summer storms in Seymour, lightning protection for your HVAC can help reduce the risk of electrical surge damage. 
  2. Frequent power outages or flickering lights. Ongoing power interruptions and voltage fluctuations increase the likelihood of power surges. 
  3. Aging electrical systems. Old wiring or obsolete electrical equipment can add to your home’s surge risk. 
  4. Expensive HVAC equipment. Safeguarding a high-efficiency heating and cooling system with a surge protector is often more affordable than repairing or replacing damaged components. 
  5. Smart home technology. Homes with Wi-Fi thermostats and other connected devices have more sensitive electronics to protect. 

 

Why Professional Surge Protection Installation Matters 

Whole-home surge protection must be installed correctly to provide reliable protection. Choosing licensed HVAC and electrical professionals like the team at Diedrick's Heating and Air Conditioning helps confirm the surge protection device is properly installed and ready to help protect your home HVAC system. 

The highly trained professionals at Diedrick's Heating and Air Conditioning 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 major impact on your heating and cooling equipment. Installing whole-home surge protection is a smart way to help prevent expensive 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 evaluate 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. 

Learn how surge protection can help safeguard your HVAC equipment. Schedule service online or call 920-833-7967 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Yes. Whole-home surge protection is typically a worthwhile investment because it helps protect expensive HVAC equipment. Compared with repair costs, 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 an air conditioner’s compressor, circuit board and blower motor, resulting in major repairs. A surge protector for your AC helps protect your air conditioner from electrical fluctuations by preventing the surges from reaching sensitive HVAC components.

The most common sources of power surges include lightning strikes, utility grid switching, power outages, power restoration and large appliances cycling on and off. They can also result from problems within your home’s electrical system. Small voltage spikes can gradually wear down HVAC components over time.

Most whole-home surge protectors last 5 to 10 years, although its lifespan depends on the number and severity of the surges it absorbs. Surge protector systems in homes that experience many severe storms or utility power fluctuations may need replacement sooner.

It depends. Homeowners insurance can cover power surge damage, but coverage depends on your policy and the cause of the surge. Because deductibles and coverage vary, surge protection installation is often cost-effective way to avoid paying for preventable and expensive HVAC repairs.

Yes. Power surge protection for HVAC helps protect smart thermostats and other connected HVAC components from damaging voltage spikes. It can also improve system reliability and reduce the risk of expensive repairs to your home’s heating and cooling equipment.