Many homeowners think power surges are limited to lightning storms. Although lightning is one cause, it isn’t the only one. Utility switching, power outages/restoration and even large appliances cycling on and off can all create power surges inside your home.
These electrical surges don’t just damage televisions and computers. They can also cause HVAC electrical damage because today’s heating and cooling systems rely on sophisticated electronic components. Thankfully, HVAC surge protection can help shield one of your home’s biggest investments and reduce the risk of costly repairs.
What Are Power Surges
A power surge in your home is a short spike in electrical voltage running through your home’s wiring. Even though it lasts only a fraction of a second, it can damage electronic components.
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 power can also surge when electricity is restored after an outage. Major appliances like refrigerators or AC units can also create small voltage fluctuations when they cycle on and off. It’s also possible that loose wiring or other home electrical issues can cause surges.
Although one major power surge can cause immediate damage, repeated minor surges can slowly wear down heating and air conditioning systems over time, shortening 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. While these features offer many benefits, they 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 very small voltage spikes.
- Variable-speed motors. These energy-saving motors rely on electronic controls that are susceptible to electric surges.
- Smart thermostats. A smart thermostat uses delicate electronics that communicate with your HVAC equipment.
- Communication systems. Many newer heating and air conditioning systems use electronic communication between indoor and outdoor units for energy-efficient operation.
- Inverter-driven technology. Variable-capacity HVAC systems rely on sophisticated electronics that benefit from surge protection.
Which HVAC Components Are Most at Risk?
Damage from voltage spikes can cost hundreds or even more to repair. Installing whole-house surge protection helps reduce the risk of unexpected failures and major HVAC repair after power surge incidents.
HVAC components most vulnerable to power surges in York include:
- Control boards:Installing a whole-house surge protector protects your HVAC control board’s main.
- Airconditioner compressors. An HVAC compressor is one of the most expensive 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.
- HVACcapacitors. Surges can weaken or damage these components, reducing system startup and performance.
- Smartthermostats. These devices may malfunction after multiple voltage spikes.
- Heat pump control electronics. Heat pump systems depend on multiple electronic components that are particularly vulnerable to surges.
Whole-Home Surge Protection vs. Power Strips
Many homeowners use surge-protecting power strips for computers and televisions, but those devices don’t protect your furnace or air conditioner. For HVAC system protection, whole-home surge protection offers broader coverage and long-term value.
A professionally installed whole-house surge protector is connected at your home’s electrical panel. Unlike devices that protect only one outlet, it helps safeguard major appliances and electronics throughout the 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 reduce expensive HVAC repairs.
- Extended HVAC system lifespan. vulnerable technological components experience lower electrical stress over time when protected correctly.
- Protection for household electronics. In addition to protecting your HVAC, a whole-home surge protector also shields appliances, computers and entertainment systems.
- Less stress during storms. Surge protection provides added confidence when severe weather strikes.
- Protection from everyday electrical fluctuations. Minor electrical surges can gradually damage connected HVAC devices.
5 Signs It’s Time to Consider Surge Protection
- Severe weather. Given the powerful summer storms in York, lightning protection for your HVAC can help minimize the risk of electrical surge damage.
- Frequent power outages or flickering lights. Frequent outages and voltage fluctuations increase the likelihood of electrical surges.
- Outdated home wiring. Old wiring or outdated electrical equipment can add to your home’s surge risk.
- Expensive HVAC 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.
- Smart home technology. Homes with Wi-Fi thermostats and other connected devices have even more sensitive electronics to protect.
Expert Surge Protection Installation Makes a Difference
Whole-house surge protection must be professionally installed to provide dependable protection. Working with licensed HVAC and electrical professionals like the team at Strine's helps ensure the surge protection device is properly installed and ready to help protect your home HVAC system.
The highly trained professionals at Strine's understand the unique electrical needs of modern HVAC equipment and will help you choose the right surge protector for your air conditioner, furnace and other home comfort systems.
Protect Your HVAC Investment with Whole-Home Surge Protection
Electrical surges aren’t always obvious, but they can have a big impact on your HVAC system. Investing in 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 comprehensive surge protection options, including whole-home surge protection systems. Our professionals will assess your home’s needs and help you choose a setup to protect your home HVAC. In addition to 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 717-864-4554 today.
Frequently Asked Questions About Whole-Home Surge protection for HVAC
Is a whole-house surge protection beneficial for an HVAC system?
In most cases, 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, which can help extend the life of your home comfort system.
Can a power surge damage an an air conditioning system?
Yes. A power surge can damage your AC unit’s compressor, circuit board and blower motor, which can cause major repairs. Installing AC surge protection can protect your air conditioner from power surges by reducing the impact of voltage spikes before they reach sensitive HVAC components.
What causes power surges throughout 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. Small voltage spikes 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 power surge repairs?
It depends. Homeowners insurance may cover power surge damage, but coverage depends on your policy and the cause of the surge. Because deductibles and coverage vary, surge protection installation is often cost-effective way to help prevent expensive HVAC repairs.
Does whole-home surge protection help protect smart thermostats?
It can. Power surge protection for HVAC helps safeguard smart thermostats and other connected HVAC components from damaging voltage spikes. It can also improve system lifespan and reduce the risk of expensive repairs to modern heating and cooling equipment.