Homeowners often think power surges occur only during lightning storms. Although 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 surges don’t just damage televisions and computers. These surges can cause HVAC electrical damage because today’s heating and cooling systems rely on advanced electronic components. Thankfully, HVAC surge protection can help protect 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 that travels through your home’s wiring. Although it lasts only a fraction of a second, it still can damage home electronics. 

Lightning remains the most well-known cause, but power surges often occur much closer to home. Power companies frequently adjust power on the electrical grid, and voltage can also spike when electricity is restored after an outage. Household appliances like refrigerators or HVAC systems can also create small voltage fluctuations when they cycle on and off. It’s also possible that loose wiring or other home electrical issues lead to surges. 

Although one major power surge can cause immediate damage, smaller surges can slowly wear down heating and air conditioning systems over time, limiting their lifespan. 

Why Modern HVAC Systems Are More Vulnerable Than Ever 

Modern heating and cooling systems use sophisticated electronics to improve comfort and energy efficiency. Even though hese advanced features offer many benefits, they can also make equipment more sensitive to voltage spikes, increasing the importance of HVAC electrical protection. 

Some of the most vulnerable components to power surges include: 

  • Electronic circuit boards. These act 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 susceptible to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that communicate with your HVAC equipment. 
  • HVAC system communication controls. Modern heating and cooling systems use electronic communication between indoor and outdoor units for energy-efficient operation. 
  • Inverter technology. Variable-capacity HVAC systems use sophisticated electronics that benefit from surge protection. 

Which HVAC Components Are Most Vulnerable to Power Surges? 

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

HVAC components most commonly affected by power surges in Jefferson City include: 

  • Control boards:Installing a whole-house surge protector protects your HVAC control board’s main. 
  • Airconditioner compressors. This component is one of the costliest parts of an air conditioner or heat pump to replace. 
  • Blower motors.Voltage spikes can damage motors that circulate conditioned air throughout your home. 
  • HVAC system capacitors. Electrical surges can weaken or damage these components, reducing system startup and performance. 
  • Thermostats and Smart Home Technology. Electronic thermostats can malfunction after repeated voltage spikes. 
  • Heat pumpelectronics. Heat pumps rely on multiple electronic components that are particularly vulnerable to surges. 

Whole-Home Surge Protection vs. Power Strips 

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

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

Benefits of Whole-Home Surge Protection 

Installing whole-home surge protection is a smart way to protect your HVAC investment while also helping 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. 
  • Extended HVAC system lifespan. vulnerable technological components experience lower electrical stress over time when properly protected. 
  • Home electronics protection. In addition to protecting your HVAC, a whole-house surge protector also safeguards appliances, computers and entertainment systems. 
  • Greater peace of mind duringstorms. Homeowners gain added confidence when weather-related power outages occur. 
  • Protectionagainst everyday electrical fluctuations. Minor electrical surges can gradually damage electronic HVAC equipment. 

5 Signs Your Home Could Benefit from Surge Protection 

  1. Regular summer storms. Given the strong summer storms in Jefferson City, lightning protection for your HVAC can help lower the risk of electrical surge damage. 
  2. Frequent power outages or flickering lights. Frequent outages and changing voltage levels increase the likelihood of power surges. 
  3. Older electrical systems. Old wiring or obsolete electrical equipment can increase your home’s surge risk. 
  4. Modern heating and cooling equipment. Protecting a high-efficiency heating and cooling system by installing whole-home surge protection is often more affordable than repairing or replacing damaged components. 
  5. Smart home technology. 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 dependable protection. Choosing licensed HVAC and electrical professionals like the team at Stieferman Heating Company Inc helps confirm the surge protection device is properly installed and ready to safeguard your home HVAC system. 

The skilled professionals at Stieferman Heating Company Inc understand the specific 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 from Future Power Surges 

Electrical surges aren’t always obvious, but they can have a major 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 comprehensive surge protection options, including whole-house surge protectors. Our professionals will assess your home’s needs and help you choose a customized solution to protect your home HVAC. Along with surge protection, we provide all electrical services for the rest of your home. 

Learn how surge protection can help safeguard your HVAC equipment. Schedule service online or call 573-635-3547 today. 

Frequently Asked Questions About Whole-Home Surge protection for HVAC 

In most cases, yes. Installing whole-home surge protection is often worth the investment because it helps protect expensive HVAC equipment. Installing surge protection is typically much lower than repairing or replacing damaged furnace or air conditioner components, which can help extend the life of your home comfort system.

It can. A power surge can damage an air conditioning compressor, circuit board and blower motor, leading to expensive repairs. Installing AC surge protection can protect your air conditioner from power 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. 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 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.

In some cases, but not all. Homeowners insurance may 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 protect your pocketbook from expensive HVAC repairs.

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