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 electrical surges inside your home.
These surges don’t just pose a risk to televisions and computers. They can also cause HVAC electrical damage because today’s heating and cooling systems rely on advanced electronic components. The good news is HVAC surge protection can help safeguard one of your home’s biggest investments and reduce the risk of costly repairs.
What Is a Power Surge
A home power surge is a sudden spike in electrical voltage running through your home’s wiring. While it lasts only a fraction of a second, it may damage electronic components.
Lightning is the most well-known cause, but many electrical surges begin much closer to home. Electric utility providers routinely switch power on the electrical grid, and voltage can also spike when electricity is restored after an outage. Household 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 lead to surges.
Though a single significant surge can cause immediate damage, smaller surges can slowly wear down heating and air conditioning systems over time, reducing 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 vulnerable to damage from voltage spikes, highlighting the importance of HVAC electrical protection.
Some of the most vulnerable components to power surges include:
- Electronic circuit boards. They serve 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 vulnerable to electric surges.
- Smart thermostats. A smart thermostat uses delicate electronics that control your HVAC equipment.
- Electronic communication systems. Today’s HVAC systems rely on electronic communication between indoor and outdoor units for energy-efficient operation.
- Inverter technology. Variable-capacity HVAC systems use sophisticated electronics that work best with surge protection.
Which HVAC Components Need the Most Protection?
Damage from electrical surges can cost hundreds or even thousands to repair or replace. Installing whole-home surge protection helps minimize the risk of unexpected failures and major HVAC repair after voltage spike incidents.
HVAC components most commonly affected by power surges in Lake Worth include:
- Control boards:Protecting your HVAC system’s control board safeguards its primary.
- Airconditioner compressors. The compressor is one of the highest-priced 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.
- HVAC system capacitors. Power surges may weaken or damage these components, affecting system startup and performance.
- Smartthermostats. Electronic thermostats can malfunction after multiple voltage spikes.
- Heat pump control electronics. Modern heat pumps use multiple electronic components which are vulnerable to surges.
Comparing Whole-Home Surge Protection to Power Strips
Homeowners commonly use surge-protecting power strips for computers and televisions, but these plug-in devices don’t protect your HVAC system. For complete HVAC system protection, whole-home surge protection offers greater coverage and long-term value.
A professionally installed whole-home surge protector is connected at your home’s electrical panel. Instead of regulating electricity to only one outlet, the system helps safeguard major appliances and electronics throughout your house, including your heating and cooling equipment.
Benefits of Whole-Home Surge Protection
Using whole-home surge protection is a proactive way to protect your HVAC investment while also working to safeguard other valuable electronics throughout your home.
Benefits of whole-home HVAC surge protection include:
- Fewer repair costs. Avoiding surge damage can help prevent expensive HVAC repairs.
- Longer HVAC equipmentlife. Sensitive components experience reduced 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.
- Greater peace of mind duringstorms. Homeowners gain added confidence when severe storms strike your area.
- Protectionagainst everyday electrical fluctuations. Small voltage spikes can gradually damage electronic HVAC equipment.
5 Signs Your Home Could Benefit from Surge Protection
- Regular summer storms. Given the strong summer storms in Lake Worth, lightning protection for your HVAC can help reduce the risk of power surge damage.
- Power outages or flickering lights. Ongoing power interruptions and changing voltage levels increase the likelihood of damaging voltage spikes.
- Outdated home wiring. Old wiring or substandard electrical equipment can increase your home’s surge risk.
- High-efficiency 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 additional sensitive electronics to protect.
Expert Surge Protection Installation Is Important
Whole-house surge protection must be installed correctly to provide reliable protection. Choosing licensed HVAC and electrical professionals like the team at Smyth Air Conditioning helps confirm the surge protection device is properly installed and ready to protect your home HVAC system.
The highly trained professionals at Smyth Air Conditioning understand the unique electrical needs of modern HVAC equipment and will help you choose the right surge protector for your AC, furnace and other home comfort systems.
Protect Your HVAC Investment with Whole-Home Surge Protection
Power surges aren’t always obvious, but they can have a significant impact on your HVAC system. Adding whole-home surge protection is an effective way to help prevent major repairs, extend equipment life and improve the reliability of your HVAC system.
If you’re interested in AC or furnace surge protection, you can count on the team at . Our HVAC services include a wide variety of surge protection options, including whole-home protection. 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 safeguard your HVAC equipment. Schedule service online or call 561-533-6066 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. 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?
Absolutely. A power surge can damage an air conditioner’s compressor, circuit board and blower motor, leading to major repairs. Installing AC surge protection can protect your air conditioner from power surges by shielding the sensitive HVAC components.
What are the common causes of power surges in 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. They can also result from 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 that 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 need replacement sooner.
Does a homeowners insurance policy cover power surge damage?
It depends. Homeowners insurance sometimes cover power surge damage, but coverage depends on your policy and the cause of the surge. With policy limits and deductibles varying, surge protection installation is often a smart way to avoid paying for preventable and expensive HVAC repairs.
Can surge protection help protect smart thermostats?
It can. Power surge protection for HVAC helps safeguard smart thermostats and other connected HVAC components from electrical surges. It also helps improve system performance and reduce the risk of extensive repairs to your home’s heating and cooling equipment.