Homeowners often think power surges are limited to lightning storms. While lightning is one cause, it’s far from the only one. Utility switching, power outages/restoration and even large appliances cycling on and off can all create voltage spikes inside your home.
These electrical surges don’t just damage televisions and computers. They may also cause HVAC electrical damage because today’s heating and cooling systems rely on advanced electronic components. Fortunately, 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 is a short spike in electrical voltage running through your home’s wiring. While it lasts only a fraction of a second, it still can damage household electronics, including HVAC equipment.
Lightning is the most well-known cause, but many surges happen much closer to home. Power companies frequently adjust 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 brief voltage fluctuations when they cycle on and off. Sometimes, 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, reducing their lifespan.
Why Modern HVAC Systems Are More Vulnerable Than Ever
Today’s heating and cooling systems use advanced electronics to improve comfort and energy efficiency. Even though hese advanced features offer many benefits, they can make equipment more vulnerable to damage from voltage spikes, highlighting the importance of HVAC electrical protection.
Some of the most at-risk HVAC components to power surges include:
- Control boards. They function as the system’s control center and can be damaged by even brief or small voltage spikes.
- Energy-efficient variable-speed motors. These advanced motors rely on electronic controls that are sensitive to electric surges.
- Smart thermostats. A smart thermostat uses delicate electronics that control your HVAC equipment.
- Electronic communication systems. Many newer heating and air conditioning systems use electronic communication between indoor and outdoor units for efficient operation.
- Variable-capacity inverter technology. Variable-capacity HVAC systems use sophisticated electronics that benefit from surge protection.
Which HVAC Components Are Most at Risk?
Damage from electrical surges can cost hundreds or even thousands to repair. Installing whole-house surge protection helps minimize the risk of unexpected failures and expensive HVAC repair after electrical surge incidents.
HVAC components most commonly affected by power surges in Port St. Lucie include:
- Control boards:Protecting your HVAC system’s control board safeguards its primary.
- Airconditioner compressors. An HVAC compressor 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. Electrical surges can weaken or damage these components, affecting system startup and performance.
- Smartthermostats. A smart thermostat 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
Many people use surge-protecting power strips for computers and televisions, but those devices don’t protect your heating and cooling system. To provide complete HVAC system protection, whole-home surge protection offers more comprehensive 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 the house, including your HVAC equipment.
Benefits of Whole-House Surge Protection
Installing 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-home HVAC surge protection include:
- Fewer repair costs. Avoiding surge damage can help reduce expensive HVAC repairs.
- Longer HVAC equipmentlife. vulnerable technological components experience reduced electrical stress over time when equipped with surge protection.
- Home electronics protection. In addition to protecting your HVAC, a whole-house surge protector also safeguards appliances, computers and entertainment systems.
- Added confidence during severe weather. Homeowners gain added confidence when severe storms strike your area.
- Protection from everyday electrical fluctuations. Small voltage spikes can gradually damage your HVAC system.
5 Signs Your Home Could Benefit from Surge Protection
- Regular summer storms. Given the powerful summer storms in Port St. Lucie, lightning protection for your HVAC can help lower the risk of surge-related damage.
- Power outages or flickering lights. Frequent outages and changing voltage levels increase the likelihood of damaging voltage spikes.
- Older electrical systems. Old wiring or outdated electrical equipment can raise your home’s surge risk.
- Expensive HVAC equipment. Safeguarding a high-efficiency heating and cooling system with a surge protector is often far less costly than repairing or replacing damaged components.
- Smart home technology. Homes with connected thermostats and other connected devices have additional sensitive electronics to protect.
Professional Surge Protection Installation Matters
Home HVAC surge protection must be professionally installed to provide consistent protection. Hiring licensed HVAC and electrical professionals like the team at True Temp helps make sure the surge protection device is properly installed and ready to safeguard your home HVAC system.
The skilled professionals at True Temp 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
Electrical surges aren’t always obvious, but they can have a significant impact on your heating and cooling equipment. Installing whole-home surge protection is a proactive 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 evaluate your home’s needs and recommend 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 772-362-5470 today.
Frequently Asked Questions About HVAC Surge Protection
Is whole-home surge protection worth it 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. 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 an electrical surge damage an AC unit?
Absolutely. A power surge can damage an air conditioning compressor, circuit board and blower motor, resulting in expensive repairs. AC surge protection helps protect your air conditioner from electrical fluctuations by preventing the surges from reaching sensitive HVAC components.
What causes power surges in a home?
Lightning strikes, utility grid switching and power outages are among the most common causes of power surges in homes. Power surges may also stem from problems within your home’s electrical system. Small voltage spikes can gradually wear down HVAC components over time.
What is the average lifespan of a whole-house surge protector?
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.
Does a homeowners insurance policy cover power surge damage?
In some cases, but not all. Homeowners insurance can cover power surge damage, but coverage depends on your policy and what caused the surge. With policy limits and deductibles varying, surge protection installation is often cost-effective way to help prevent expensive HVAC repairs.
Will a surge protector help protect smart thermostats?
Absolutely. Power surge protection for HVAC helps shield smart thermostats and other connected HVAC components from power surges. It also helps improve system performance and reduce the risk of expensive repairs to your home’s heating and cooling equipment.