Homeowners often think power surges are limited to lightning storms. While lightning is definitely one cause, it’s certainly not 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 damage televisions and computers. They can also cause HVAC electrical damage because current heating and cooling systems rely on sophisticated electronic components. Thankfully, HVAC surge protection can help shield one of your home’s biggest investments and reduce the risk of major repairs. 

What Are Power Surges  

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

Lightning remains the most well-known cause, but power surges often occur much closer to home. Utility companies regularly switch power on the electrical grid, and voltage can also spike when electricity is restored after an outage. Household appliances like refrigerators or AC units can also create brief voltage fluctuations when they cycle on and off. Sometimes, loose wiring or other home electrical issues contribute to surges. 

Although one major power surge can cause immediate damage, smaller surges can slowly wear down HVAC components over time, reducing their lifespan. 

Why Modern HVAC Systems Require Better Surge Protection 

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

Some of the most at-risk HVAC components to power surges include: 

  • Circuit boards. They function as the system’s control center and can be damaged by even very small voltage spikes. 
  • Variable-speed motors. Variable speed motors rely on electronic controls that are susceptible to electric surges. 
  • Smart thermostats. A smart thermostat uses delicate electronics that communicate with your HVAC equipment. 
  • Communication systems. Many newer heating and air conditioning systems use electronic communication between indoor and outdoor units for energy-efficient operation. 
  • Inverter technology. Variable-capacity HVAC systems use sophisticated electronics that benefit from surge protection. 

Which HVAC Components Are Most at Risk? 

Damage from voltage spikes can cost hundreds or even thousands to repair. Installing electrical surge protection helps lower the risk of unexpected failures and major HVAC repair after electrical surge incidents. 

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

  • Control boards:Protecting your HVAC system’s control board safeguards its primary. 
  • HVAC compressors. This component is one of the most expensive parts of an air conditioner or heat pump to replace. 
  • Blower motors.Power surges can damage motors that circulate conditioned air throughout your home. 
  • Capacitors. Power surges may weaken or damage these components, impacting system startup and performance. 
  • Smartthermostats. Electronic thermostats can malfunction after repeated voltage spikes. 
  • Electronic heat pump components. Heat pump systems depend on multiple electronic components that can be vulnerable to surges. 

Whole-Home Surge Protection vs. 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 greater coverage and long-term value. 

A professionally installed whole-home 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 house, including your HVAC system. 

Benefits of Whole-House 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-house HVAC surge protection include: 

  • Reduced repaircosts. Reducing surge damage can help prevent expensive HVAC repairs. 
  • Extended HVAC system lifespan. vulnerable technological components experience lower electrical stress over time when protected correctly. 
  • Protection of homeelectronics. In addition to protecting your HVAC, a whole-home surge protector also shields appliances, computers and entertainment systems. 
  • Added confidence during severe weather. You’ll have added confidence when severe weather strikes. 
  • Protectionagainst everyday electrical fluctuations. Minor electrical surges can gradually damage your HVAC system. 

5 Signs Your Home Could Benefit from Surge Protection 

  1. Frequent storms. Given the frequent summer storms in Columbia, lightning protection for your HVAC can help lower the risk of power surge damage. 
  2. Frequent power outages or flickering lights. Repeated outages and voltage fluctuations increase the likelihood of electrical surges. 
  3. Older electrical systems. Old wiring or outdated electrical equipment can add to your home’s surge risk. 
  4. Modern heating and cooling equipment. Safeguarding a high-efficiency heating and cooling system with a surge protector is often far less costly 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. 

 

Why Professional Surge Protection Installation Matters 

Whole-home surge protection must be professionally installed to provide dependable protection. Working with licensed HVAC and electrical professionals like the team at Watts Electric & AC helps confirm the surge protection device is properly installed and ready to safeguard your home HVAC system. 

The highly trained professionals at Watts Electric & AC understand the specialized electrical needs of modern HVAC equipment and will identify the right surge protector for your air conditioning unit, furnace and other home comfort systems. 

Protect Your HVAC Investment with Whole-Home Surge Protection 

Electrical surges aren’t always obvious, but they can have a significant impact on your HVAC equipment. Investing in whole-home surge protection is a proactive 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 a variety of surge protection options, including whole-home protection. Our professionals will assess your home’s needs and recommend a setup to protect your home HVAC. Beyond surge protection, we provide all electrical services for the rest of your home. 

Learn how surge protection can help safeguard your HVAC equipment. Schedule service online or call 601-736-7362 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Absolutely. Whole-house surge protection is often worth the investment because it helps protect expensive HVAC equipment. Installing surge protection is typically much lower than repairing or replacing damaged heating and cooling components, and it helps extend the life of your home comfort system.

It can. A power surge can damage your AC unit’s compressor, circuit board and blower motor, which can cause expensive repairs. A surge protector for your AC helps 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. Small voltage spikes can gradually wear down HVAC components over time.

Most whole-home surge protectors last 5 to 10 years, although actual service life 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 need replacement sooner.

It can. Homeowners insurance can 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 protect your pocketbook from expensive HVAC repairs.

Yes. Power surge protection for HVAC helps protect smart thermostats and other connected HVAC components from electrical surges. Surge protection may also improve system lifespan and reduce the risk of costly repairs to modern heating and cooling equipment.