Many homeowners think power surges are limited to lightning storms. While lightning is one cause, it’s certainly not the only one.  Major appliances turning on and off, electrical grid switching, power outages and restoration can all create voltage spikes inside your home. 

These electrical surges don’t just threaten televisions and computers. They can also cause HVAC electrical damage because modern 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 expensive repairs. 

What Are Power Surges  

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

Lightning remains the most well-known cause, but many electrical surges begin 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. Large appliances like refrigerators or HVAC systems can also create brief voltage fluctuations when they cycle on and off. It’s also possible that loose wiring or other home electrical issues contribute to surges. 

Although one major power surge can cause immediate damage, smaller, repeated voltage spikes can slowly wear down heating and cooling equipment over time, reducing their lifespan. 

Why Modern HVAC Systems Require Better Surge Protection 

Today’s heating and cooling systems use sophisticated electronics to improve comfort and energy efficiency. Even though hese advanced features offer many benefits, they 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. These act as the system’s control center and can be damaged by even brief or small voltage spikes. 
  • Variable-speed motors. These advanced motors rely on electronic controls that are vulnerable to electric surges. 
  • Smart thermostats. Connected thermostats contain delicate electronics that automatically adjust your HVAC equipment. 
  • Electronic communication systems. Modern heating and cooling systems use electronic communication between indoor and outdoor units for energy-efficient operation. 
  • Inverter technology. Systems with variable-capacity operation 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 repair. Installing whole-home surge protection helps lower the risk of unexpected failures and costly HVAC repair after power surge incidents. 

HVAC components most vulnerable to power surges in Moline include: 

  • Control boards:Installing a whole-house surge protector protects your HVAC control board’s main. 
  • Compressors. The compressor is one of the highest-priced parts of an air conditioner or heat pump to replace. 
  • Blower motors.Voltage spikes can damage motors that circulate conditioned air throughout your home. 
  • HVACcapacitors. Surges can weaken or damage these components, impacting system startup and performance. 
  • Smartthermostats. Electronic thermostats can malfunction after frequent voltage spikes. 
  • Heat pumpelectronics. Heat pump systems depend on multiple electronic components which are vulnerable to surges. 

Whole-Home Surge Protection vs. 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 lasting 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 can help safeguard major appliances and electronics throughout the house, including your HVAC system. 

Benefits of Whole-House Surge Protection 

Adding 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: 

  • Fewer repair costs. Preventing surge damage can help prevent expensive HVAC repairs. 
  • Extended HVAC system lifespan. Electronic HVAC components experience reduced electrical stress over time when protected correctly. 
  • Protection of homeelectronics. In addition to protecting your HVAC, a whole-house surge protector also safeguards appliances, computers and entertainment systems. 
  • Added confidence during severe weather. Surge protection provides added confidence when severe storms strike your area. 
  • Protection from everyday electrical fluctuations. Minor electrical surges can gradually damage connected HVAC devices. 

5 Signs It’s Time to Consider Surge Protection 

  1. Severe weather. Given the powerful summer storms in Moline, lightning protection for your HVAC can help minimize the risk of power surge damage. 
  2. Power outages or flickering lights. Ongoing power interruptions and electrical fluctuations increase the likelihood of power surges. 
  3. Outdated home wiring. Old wiring or obsolete electrical equipment can add to your home’s surge risk. 
  4. Modern heating and cooling equipment. Protecting a high-efficiency heating and cooling system with a surge protector is often less expensive than repairing or replacing damaged components. 
  5. Smart home devices. Homes with connected thermostats and other connected devices have additional sensitive electronics to protect. 

 

Why Professional Surge Protection Installation Matters 

Whole-home surge protection must be properly installed to provide consistent protection. Working with licensed HVAC and electrical professionals like the team at J.L. Brady Company LLC helps ensure the surge protection device is properly installed and ready to help protect your home HVAC system. 

The skilled professionals at J.L. Brady Company LLC understand the specialized electrical needs of modern HVAC equipment and will identify the right surge protector for your AC, furnace and other home comfort systems. 

Protect Your HVAC Investment Before the Next Power Surge 

Electrical surges aren’t always obvious, but they can have a big impact on your heating and cooling system. Investing in whole-home surge protection is a smart way to help prevent costly repairs, extend equipment life and improve the reliability of your HVAC system. 

If you’re considering 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 review your home’s needs and recommend a setup to protect your home HVAC. In addition to surge protection, we provide all electrical services for the rest of your home. 

Find out how surge protection can help safeguard your HVAC equipment. Schedule service online or call 309-865-5564 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Absolutely. Installing whole-home surge protection is often worth the 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, and it helps extend the life of your home comfort system.

Yes. A power surge can damage your AC unit’s compressor, circuit board and blower motor, leading to costly repairs. AC surge protection helps protect your air conditioner from electrical fluctuations by reducing the impact of voltage spikes before they reach 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. Even small, repeated surges can gradually wear down HVAC components over time.

Most whole-home surge protectors last 5 to 10 years, although that 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 require replacement sooner.

It depends. Homeowners insurance may cover power surge damage, but coverage depends on your policy and what caused 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 shield smart thermostats and other connected HVAC components from power surges. It can also improve system longevity and reduce the risk of extensive repairs to modern heating and cooling equipment.