Many homeowners 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 damage televisions and computers. They may also cause HVAC electrical damage because modern heating and cooling systems rely on sophisticated electronic components. Thankfully, HVAC surge protection can help safeguard one of your home’s biggest investments and reduce the risk of expensive repairs.
What Are Power Surges
A power surge in your home is a short spike in electrical voltage that travels through your home’s wiring. Even though it lasts only a fraction of a second, it can damage household electronics, including HVAC equipment.
Lightning remains 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. Large appliances like refrigerators or HVAC systems can also create minor voltage fluctuations when they cycle on and off. In some cases, loose wiring or other home electrical issues contribute to 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
Today’s heating and cooling systems use advanced electronics to improve comfort and energy efficiency. Although these technologies offer many benefits, they can also make equipment more at risk of damage from voltage spikes, increasing the importance of HVAC electrical protection.
Some of the most at-risk HVAC components to power surges include:
- Electronic circuit boards. These act as the system’s control center and can be damaged by even brief or small voltage spikes.
- Variable-speed motors. Variable speed motors rely on electronic controls that are sensitive to electric surges.
- Smart thermostats. A smart thermostat uses delicate electronics that control your HVAC equipment.
- Communication systems. Today’s HVAC systems rely on electronic communication between indoor and outdoor units for reliable operation.
- Inverter technology. Variable-capacity HVAC systems use sophisticated electronics that work best with surge protection.
Which HVAC Components Are Most at Risk?
Damage from voltage spikes can cost hundreds or even more to repair. Installing electrical 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 Thousand Palms 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.
- Capacitors. Power surges may weaken or damage these components, affecting system startup and performance.
- Smartthermostats. Electronic thermostats can malfunction after frequent voltage spikes.
- Heat pumpelectronics. Modern heat pumps use multiple electronic components that can be vulnerable to surges.
Whole-Home Surge Protection vs. Power Strips
Many homeowners use surge-protecting power strips for computers and televisions, but these plug-in devices don’t protect your heating and cooling system. For HVAC system protection, whole-home surge protection offers broader 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 can help safeguard major appliances and electronics throughout your entire house, including your HVAC equipment.
Benefits of Whole-House Surge Protection
Adding whole-home surge protection is an effective way to protect your HVAC investment while also helping safeguard other valuable electronics throughout your home.
Benefits of whole-house HVAC surge protection include:
- Fewer repair costs. Avoiding surge damage can help reduce expensive HVAC repairs.
- Longer HVAC equipmentlife. Sensitive components experience lower electrical stress over time when equipped with surge protection.
- Protection for household electronics. In addition to protecting your HVAC, whole-home surge protection also shields appliances, computers and entertainment systems.
- Less stress during storms. Homeowners gain added confidence when severe weather strikes.
- Protection from everyday electrical fluctuations. Minor electrical surges can gradually damage connected HVAC devices.
5 Signs You May Need Surge Protection
- Frequent storms. Given the strong summer storms in Thousand Palms, lightning protection for your HVAC can help lower the risk of power surge damage.
- Power outages or flickering lights. Ongoing power interruptions and changing voltage levels increase the likelihood of electrical surges.
- Older electrical systems. Old wiring or substandard electrical equipment can add to your home’s surge risk.
- Expensive HVAC equipment. Safeguarding a high-efficiency heating and cooling system by installing whole-home surge protection is often less expensive than repairing or replacing damaged components.
- Connected home technology. Homes with connected thermostats and other connected devices have even more sensitive electronics to protect.
Professional Surge Protection Installation Matters
Whole-home surge protection must be installed correctly to provide consistent protection. Hiring licensed HVAC and electrical professionals like the team at Marios Air Conditioning helps ensure the surge protection device is properly installed and ready to help protect your home HVAC system.
The highly trained professionals at Marios Air Conditioning 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 Before the Next Power Surge
Voltage spikes aren’t always dramatic, but they can have a major impact on your HVAC equipment. Investing in whole-home surge protection is a smart 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 suggest a customized solution to protect your home HVAC. In addition to surge protection, we offer all electrical services for the rest of your home.
Learn how surge protection can help protect your HVAC equipment. Schedule service online or call 760-766-2294 today.
Frequently Asked Questions About Whole-Home Surge protection for HVAC
Is whole-home surge protection worth it for an HVAC system?
Absolutely. 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, which can help extend the life of your home comfort system.
Can a sudden power spike damage an air conditioner?
Yes. A power surge can damage an air conditioner’s compressor, circuit board and blower motor, which can cause major repairs. A surge protector for your AC helps protect your air conditioner from electrical fluctuations by reducing the impact of voltage spikes before they reach sensitive HVAC components.
What are the common causes of power surges inside a home?
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. Small voltage spikes can gradually wear down HVAC components over time.
How long does whole-home surge protection last?
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 require replacement sooner.
Does homeowners’ insurance cover power surge repairs?
It can. Homeowners insurance sometimes 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.
Can whole-home surge protection help protect smart thermostats?
Yes. Power surge protection for HVAC helps safeguard smart thermostats and other connected HVAC components from damaging voltage spikes. Surge protection may also improve system longevity and reduce the risk of extensive repairs to modern heating and cooling equipment.