Many people think power surges are limited to lightning storms. While lightning is definitely 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 power surges inside your home. 

These surges don’t just threaten televisions and computers. These surges can cause HVAC electrical damage because modern heating and cooling systems rely on advanced 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 home power surge is a short spike in electrical voltage running through your home’s wiring. Even though it lasts only a fraction of a second, it may damage home electronics. 

Lightning is the most well-known cause, but many electrical surges begin 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 air conditioners can also create small 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, repeated minor surges can slowly wear down HVAC components over time, shortening their lifespan. 

Why Modern HVAC Systems Require Better Surge Protection 

Modern heating and cooling systems use sophisticated electronics to improve comfort and energy efficiency. Although these technologies 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: 

  • Electronic circuit boards. They function as the system’s control center and can be damaged by even brief or small voltage spikes. 
  • Energy-efficient 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 automatically adjust your HVAC equipment. 
  • HVAC system communication controls. Many newer heating and air conditioning systems use electronic communication between indoor and outdoor units for efficient operation. 
  • Inverter-driven technology. Systems with variable-capacity operation use sophisticated electronics that work best with surge protection. 

Which HVAC Components Need the Most Protection? 

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

HVAC components most commonly affected by power surges in Modesto include: 

  • Control boards:Installing a whole-house surge protector protects your HVAC control board’s main. 
  • HVAC compressors. An HVAC compressor is one of the highest-priced parts of an air conditioner or heat pump to replace. 
  • Blower motors.Electrical surges can damage motors responsible for circulating conditioned air throughout your home. 
  • HVAC system capacitors. Surges can weaken or damage these components, affecting system startup and performance. 
  • Thermostats and Smart Home Technology. A smart thermostat can malfunction after repeated voltage spikes. 
  • Electronic heat pump components. Heat pump systems depend on multiple electronic components which are vulnerable to surges. 

Which is Better for My Home: Whole-Home Surge Protection or Power Strips? 

Many people use surge-protecting power strips for computers and televisions, but power strips don’t protect your heating and cooling system. For complete HVAC system protection, whole-home surge protection offers broader coverage and greater long-term value. 

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

Benefits of Whole-House Surge Protection 

Adding whole-home surge protection is a smart 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. Preventing surge damage can help avoid expensive HVAC repairs. 
  • Longer HVAC equipmentlife. vulnerable technological components experience lower electrical stress over time when protected correctly. 
  • Protection of homeelectronics. In addition to protecting your HVAC, whole-home surge protection also helps protect appliances, computers and entertainment systems. 
  • Less stress during storms. You’ll have added confidence when weather-related power outages occur. 
  • Protection from everyday electrical fluctuations. Even small, routine surges can gradually damage connected HVAC devices. 

5 Signs You May Need Surge Protection 

  1. Regular summer storms. Given the strong summer storms in Modesto, lightning protection for your HVAC can help lower the risk of surge-related damage. 
  2. Power outages or flickering lights. Ongoing power interruptions and electrical 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. Protecting a high-efficiency heating and cooling system with a surge protector is often more affordable 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 Is Important 

Home HVAC surge protection must be professionally installed to provide dependable protection. Choosing licensed HVAC and electrical professionals like the team at Jet Electrical, Air Conditioning, Heating & Plumbing helps make sure the surge protection device is properly installed and ready to help protect your home HVAC system. 

The highly trained professionals at Jet Electrical, Air Conditioning, Heating & Plumbing understand the specialized electrical needs of modern HVAC equipment and will recommend the right surge protector for your AC, furnace and other home comfort systems. 

Protect Your HVAC Investment Before the Next Power Surge 

Voltage spikes aren’t always dramatic, but they can have a significant impact on your heating and cooling equipment. Investing in 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 considering 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 review your home’s needs and recommend a customized solution to protect your home HVAC. Along with 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 209-618-4595 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

Is a whole-house surge protection beneficial for an HVAC system? 

Yes. 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 furnace or air conditioner components, helping extend the life of your home comfort system. 

Can a power surge damage an air conditioner? 

It can. A power surge can damage an air conditioning compressor, circuit board and blower motor, which can cause expensive repairs. AC surge protection helps protect your air conditioner from electrical fluctuations by preventing the surges from reaching sensitive HVAC components. 

What are the common causes of power surges in a home? 

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. 

How long does a whole-home surge protector last? 

A whole-house surge protector usually lasts 5 to 10 years, although actual service life 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. 

Does homeowners’ insurance cover damage caused by power surges? 

It depends. Homeowners insurance can cover power surge damage, but coverage depends on your policy and the reason for the surge. Because deductibles and coverage vary, surge protection installation is often a smart way to help prevent expensive HVAC repairs. 

Does a surge protector help protect smart thermostats? 

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