Homeowners often think power surges are limited to lightning storms. While lightning is one cause, it isn’t 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 pose a risk to televisions and computers. They can also cause HVAC electrical damage because modern heating and cooling systems rely on highly sensitive electronic components. Thankfully, HVAC surge protection can help safeguard one of your home’s biggest investments and reduce the risk of major repairs. 

What Is a Power Surge  

A home power surge is a brief spike in electrical voltage in your home’s wiring. Although it lasts only a fraction of a second, it still can damage home electronics. 

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 AC units can also create brief voltage fluctuations when they cycle on and off. It’s also possible that loose wiring or other home electrical issues can cause surges. 

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

Why Modern HVAC Systems Require Better Surge Protection 

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 also make equipment more at risk of damage from voltage spikes, highlighting the importance of HVAC electrical protection. 

HVAC parts that are especially sensitive to power surges include: 

  • Electronic circuit boards. They function as the system’s control center and can be damaged by even very small voltage spikes. 
  • Energy-efficient variable-speed motors. These advanced motors rely on electronic controls that are sensitive to electric surges. 
  • Smart thermostats. Connected thermostats contain delicate electronics that automatically adjust your HVAC equipment. 
  • Communication systems. Modern heating and cooling systems use electronic communication between indoor and outdoor units for reliable 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 electrical surges can cost hundreds or even thousands to fix. Installing electrical surge protection helps minimize the risk of unexpected failures and expensive HVAC repair after voltage spike incidents. 

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

  • Control boards:The HVAC system’s control board contains essential operating controls, which can be badly damaged by surges. 
  • HVAC compressors. The compressor is one of the most expensive parts of an air conditioner or heat pump to replace. 
  • Blower motors.Voltage spikes can damage motors responsible for circulating conditioned air throughout your home. 
  • Capacitors. Electrical surges can weaken or damage these components, impacting system startup and performance. 
  • Thermostats and Smart Home Technology. A smart thermostat can malfunction after multiple voltage spikes. 
  • Heat pump control electronics. Heat pumps rely on multiple electronic components that can be vulnerable to surges. 

Whole-Home Surge Protection vs. Power Strips 

Homeowners commonly 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 broader coverage and lasting value. 

A professionally installed whole-home surge protector is located at your home’s electrical panel. Instead of regulating electricity to only one outlet, the system helps safeguard major appliances and electronics throughout your entire house, including your heating and cooling equipment. 

Benefits of Whole-Home HVAC Surge Protection 

Installing whole-home surge protection is an effective 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. Avoiding surge damage can help avoid expensive HVAC repairs. 
  • Longer-lasting HVAC equipment. Sensitive 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. 
  • Greater peace of mind duringstorms. Surge protection provides added confidence when severe storms strike your area. 
  • Protection from everyday electrical fluctuations. Minor electrical surges can gradually damage your HVAC system. 

5 Signs It’s Time to Consider Surge Protection 

  1. Regular summer storms. Given the frequent summer storms in Salida, lightning protection for your HVAC can help minimize the risk of power surge damage. 
  2. Power outages or flickering lights. Frequent outages and voltage fluctuations increase the likelihood of damaging voltage spikes. 
  3. Aging electrical systems. Old wiring or substandard electrical equipment can add to 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 smart thermostats and other connected devices have even more sensitive electronics to protect. 

 

Professional Surge Protection Installation Is Important 

Whole-house surge protection must be professionally installed to provide dependable protection. Working with 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 safeguard 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 with Whole-Home Surge Protection 

Voltage spikes aren’t always obvious, but they can have a big impact on your HVAC equipment. Installing whole-home surge protection is a smart way to help prevent major 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 variety of surge protection options, including whole-home surge protection systems. Our professionals will assess your home’s needs and suggest a setup to protect your home HVAC. Beyond surge protection, we offer all electrical services for the rest of your home. 

See how surge protection can help safeguard your HVAC equipment. Schedule service online or call 209-618-4595 today. 

Frequently Asked Questions About HVAC Surge Protection 

Yes. 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 HVAC 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. Installing AC surge protection can protect your air conditioner from electrical surges by shielding the 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. They can also result from problems within your home’s electrical system. Even small, repeated surges can gradually wear down HVAC components over time.

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 a home that has frequent storms or utility power fluctuations may require replacement sooner.

It can. Homeowners insurance can cover power surge damage, but coverage depends on your policy and what caused the surge. Because deductibles and coverage vary, surge protection installation is often cost-effective 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 power surges. It can also improve system longevity and reduce the risk of costly repairs to home heating and cooling equipment.