Many people 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 power surges inside your home. 

These electric voltage spikes don’t just threaten televisions and computers. They can also cause HVAC electrical damage because today’s heating and cooling systems rely on highly sensitive electronic components. Thankfully, HVAC surge protection can help protect one of your home’s biggest investments and reduce the risk of expensive repairs. 

What Is a Power Surge  

A power surge is a brief spike in electrical voltage in your home’s wiring. Although it lasts only a fraction of a second, it may 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 electrical surges also can happen when electricity is restored after an outage. Major appliances like refrigerators or air conditioners can also create small voltage fluctuations when they cycle on and off. Sometimes, loose wiring or other home electrical issues lead to surges. 

While a single large surge can cause immediate damage, repeated minor surges can slowly wear down heating and air conditioning systems over time, limiting their lifespan. 

Why Modern HVAC Systems Are More Vulnerable Than Ever 

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

Some of the most vulnerable components to power surges include: 

  • Control boards. These act as the system’s control center and can be damaged by even minimal voltage spikes. 
  • Energy-efficient variable-speed motors. These energy-saving motors rely on electronic controls that are vulnerable to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that control your HVAC equipment. 
  • HVAC system communication controls. Today’s HVAC systems rely on electronic communication between indoor and outdoor units for efficient operation. 
  • Inverter-driven technology. Variable-capacity HVAC systems rely on sophisticated electronics that are better protected with surge protection. 

Which HVAC Components Are Most at Risk? 

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

HVAC components most vulnerable to power surges in Des Moines 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.Power surges can damage motors used to move conditioned air throughout your home. 
  • HVACcapacitors. Electrical surges can weaken or damage these components, impacting system startup and performance. 
  • Smartthermostats. Electronic thermostats can malfunction after repeated voltage spikes. 
  • Heat pumpelectronics. Modern heat pumps use multiple electronic components that are particularly vulnerable to surges. 

Comparing Whole-Home Surge Protection to Power Strips 

Many people use surge-protecting power strips for computers and televisions, but power strips don’t protect your furnace or air conditioner. To provide complete HVAC system protection, whole-home surge protection offers broader coverage and greater long-term value. 

A professionally installed whole-home surge protector is located 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 HVAC equipment. 

Benefits of Whole-Home Surge Protection 

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

Benefits of whole-home HVAC surge protection include: 

  • Reduced repaircosts. Reducing surge damage can help avoid expensive HVAC repairs. 
  • Longer-lasting HVAC equipment. vulnerable technological components experience less electrical stress over time when equipped with surge protection. 
  • Home electronics protection. In addition to protecting your HVAC, a whole-house surge protector also shields appliances, computers and entertainment systems. 
  • Less stress during storms. Homeowners gain added confidence when weather-related power outages occur. 
  • Protection from everyday electrical fluctuations. Small voltage spikes can gradually damage electronic HVAC equipment. 

5 Signs You May Need Surge Protection 

  1. Regular summer storms. Given the strong summer storms in Des Moines, lightning protection for your HVAC can help lower the risk of electrical surge damage. 
  2. Power outages or flickering lights. Frequent outages and electrical fluctuations increase the likelihood of power surges. 
  3. Outdated home wiring. Old wiring or outdated electrical equipment can raise your home’s surge risk. 
  4. High-efficiency HVAC equipment. Safeguarding 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 Wi-Fi thermostats and other connected devices have more sensitive electronics to protect. 

 

Professional Surge Protection Installation Makes a Difference 

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

The skilled professionals at Web Connect Child 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 

Voltage spikes aren’t always dramatic, but they can have a big impact on your heating and cooling equipment. Installing whole-home surge protection is an effective 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 a wide variety of surge protection options, including whole-house surge protectors. Our professionals will evaluate your home’s needs and recommend a customized solution to protect your home HVAC. Beyond surge protection, we provide all electrical services for the rest of your home. 

See how surge protection can help protect your HVAC equipment. Schedule service online or call 123-456-7890 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Yes. Installing whole-home surge protection is typically a worthwhile investment because it helps protect expensive HVAC equipment. The cost of installing surge protection is typically much lower than repairing or replacing damaged heating and cooling components, helping 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, resulting in costly repairs. A surge protector for your AC helps protect your air conditioner from power surges 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. Another possible cause is problems within your home’s electrical system. Repeated minor power surges can gradually wear down HVAC components over time.

A typical whole-home surge protector lasts about 5 to 10 years, although actual service life depends on the number and severity of the surges it absorbs. Surge protector systems in properties that experience frequent storms or utility power fluctuations may need 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 avoid paying for preventable and expensive HVAC repairs.

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