Many homeowners think power surges only happen during lightning storms. While 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 threaten televisions and computers. They can also cause HVAC electrical damage because modern heating and cooling systems rely on highly sensitive electronic components. The good news is 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 home power surge is a sudden spike in electrical voltage that travels through your home’s wiring. Although it lasts only a fraction of a second, it can damage household electronics, including HVAC equipment. 

Many people know lightning is the most well-known cause, but power surges often occur much closer to home. Utility companies regularly switch power on the electrical grid, and power can also surge when electricity is restored after an outage. Major appliances like refrigerators or HVAC systems can also create brief voltage fluctuations when they cycle on and off. In some cases, loose wiring or other home electrical issues can cause surges. 

While a single large surge can cause immediate damage, smaller surges can slowly wear down heating and air conditioning systems over time, reducing 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 also make equipment more at risk of damage from voltage spikes, increasing the importance of HVAC electrical protection. 

HVAC parts that are especially sensitive to power surges include: 

  • Control boards. They serve as the system’s control center and can be damaged by even minimal voltage spikes. 
  • Variable-speed motors. Variable speed motors rely on electronic controls that are vulnerable to electric surges. 
  • Smart thermostats. A smart thermostat uses delicate electronics that automatically adjust your HVAC equipment. 
  • Electronic communication systems. Today’s HVAC systems rely on electronic communication between indoor and outdoor units for efficient operation. 
  • Inverter-driven technology. Variable-capacity HVAC systems use sophisticated electronics that work best with surge protection. 

Which HVAC Components Are Most Vulnerable to Power Surges? 

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

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

  • Control boards:Protecting your HVAC system’s control board safeguards its primary. 
  • HVAC compressors. The compressor is one of the highest-priced parts of an air conditioner or heat pump to replace. 
  • Blower motors.Electrical surges can damage motors that circulate conditioned air throughout your home. 
  • HVACcapacitors. Power surges may weaken or damage these components, impacting system startup and performance. 
  • Smartthermostats. A smart thermostat can malfunction after multiple voltage spikes. 
  • Heat pumpelectronics. Heat pumps rely 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 furnace or air conditioner. For complete HVAC system protection, whole-home surge protection offers more comprehensive coverage and lasting value. 

A professionally installed whole-house surge protector is connected at your home’s electrical panel. Unlike devices that protect only one outlet, it helps safeguard major appliances and electronics throughout your entire house, including your heating and cooling equipment. 

Benefits of Whole-House Surge Protection 

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

Benefits of whole-home HVAC surge protection include: 

  • Fewer repair costs. Avoiding surge damage can help avoid expensive HVAC repairs. 
  • Longer HVAC equipmentlife. Sensitive components experience less electrical stress over time when protected correctly. 
  • Protection of homeelectronics. In addition to protecting your HVAC, whole-home surge protection also shields appliances, computers and entertainment systems. 
  • Greater peace of mind duringstorms. Surge protection provides added confidence when severe weather strikes. 
  • Protectionagainst everyday electrical fluctuations. Small voltage spikes can gradually damage connected HVAC devices. 

5 Signs It’s Time to Consider Surge Protection 

  1. Frequent storms. Given the strong summer storms in Crown Point, lightning protection for your HVAC can help minimize the risk of surge-related damage. 
  2. Frequent power outages or flickering lights. Ongoing power interruptions and electrical fluctuations increase the likelihood of electrical surges. 
  3. Older electrical systems. Old wiring or obsolete electrical equipment can add to your home’s surge risk. 
  4. Expensive HVAC 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 smart thermostats and other connected devices have more sensitive electronics to protect. 

 

Professional Surge Protection Installation Matters 

Whole-house surge protection must be properly installed to provide dependable protection. Choosing licensed HVAC and electrical professionals like the team at Struven Heating & Cooling helps ensure the surge protection device is properly installed and ready to protect your home HVAC system. 

The skilled professionals at Struven Heating & Cooling understand the unique electrical needs of modern HVAC equipment and will help you choose the right surge protector for your AC, furnace and other home comfort systems. 

Protect Your HVAC Investment Before the Next Power Surge 

Power surges aren’t always obvious, but they can have a significant impact on your HVAC equipment. Adding whole-home surge protection is an effective 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 evaluate your home’s needs and help you choose a customized solution 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 protect your HVAC equipment. Schedule service online or call 219-292-0956 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Yes. Whole-house surge protection is often a smart investment because it helps protect expensive HVAC equipment. Compared with repair costs, installing surge protection is typically much lower than repairing or replacing damaged heating and cooling components, which can help extend the life of your home comfort system.

Yes. A power surge can damage your AC unit’s compressor, circuit board and blower motor, resulting in costly repairs. AC surge protection helps protect your air conditioner from electrical surges by reducing the impact of voltage spikes before they reach 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. Another possible cause is problems within your home’s electrical system. Repeated minor power surges 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 require replacement sooner.

It can. Homeowners insurance may cover power surge damage, but coverage depends on your policy and the reason for the surge. With policy limits and deductibles varying, surge protection installation is often a smart way to avoid paying for preventable and expensive HVAC repairs.

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