Homeowners often think power surges are limited to 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 electrical surges inside your home.
These electric voltage spikes don’t just damage televisions and computers. They can also cause HVAC electrical damage because modern heating and cooling systems rely on advanced electronic components. Thankfully, 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 power surge in your home is a sudden spike in electrical voltage that travels through your home’s wiring. Although it lasts only a fraction of a second, it may damage home electronics.
Many people know lightning is the most well-known cause, but many surges happen 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. Large appliances like refrigerators or air conditioners can also create minor voltage fluctuations when they cycle on and off. Sometimes, 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, 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. Although these technologies offer many benefits, they can make equipment more at risk of damage from voltage spikes, highlighting the importance of HVAC electrical protection.
HVAC parts that are especially sensitive to power surges include:
- Circuit boards. These act 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 vulnerable 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 reliable operation.
- Inverter technology. Systems with variable-capacity operation use sophisticated electronics that benefit from surge protection.
Which HVAC Components Need the Most Protection?
Damage from voltage spikes can cost hundreds or even thousands of dollars to repair. Installing whole-home surge protection helps minimize the risk of unexpected failures and costly HVAC repair after voltage spike incidents.
HVAC components that are frequently damaged by power surges in Delray Beach include:
- Control boards:Installing a whole-house surge protector protects your HVAC control board’s main.
- HVAC compressors. This component is one of the highest-priced 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. Surges can weaken or damage these components, impacting system startup and performance.
- Thermostats and Smart Home Technology. These devices may malfunction after repeated voltage spikes.
- Heat pumpelectronics. Heat pump systems depend on multiple electronic components which are 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 HVAC system. To provide complete HVAC system protection, whole-home surge protection offers greater coverage and lasting value.
A professionally installed whole-home surge protector is set up right at your home’s electrical panel. Instead of regulating electricity to only one outlet, it helps safeguard major appliances and electronics throughout your house, including your HVAC system.
Benefits of Whole-House Surge Protection
Adding whole-home surge protection is an effective way to protect your HVAC investment while helping safeguard other valuable electronics throughout your home.
Benefits of whole-home HVAC surge protection include:
- Reduced repaircosts. Reducing surge damage can help reduce expensive HVAC repairs.
- Longer HVAC equipmentlife. Electronic HVAC 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 helps protect appliances, computers and entertainment systems.
- Added confidence during severe weather. You’ll have added confidence when weather-related power outages occur.
- Defense against everyday electrical fluctuations. Minor electrical surges can gradually damage electronic HVAC equipment.
5 Signs You May Need Surge Protection
- Severe weather. Given the frequent summer storms in Delray Beach, lightning protection for your HVAC can help minimize the risk of electrical surge damage.
- Frequent power outages or flickering lights. Repeated outages and electrical fluctuations increase the likelihood of power surges.
- Outdated home wiring. Old wiring or outdated electrical equipment can raise your home’s surge risk.
- Modern heating and cooling equipment. Safeguarding a high-efficiency heating and cooling system by installing whole-home surge protection is often far less costly than repairing or replacing damaged components.
- Smart home devices. Homes with connected thermostats and other connected devices have even more sensitive electronics to protect.
Why Professional Surge Protection Installation Makes a Difference
Home HVAC surge protection must be properly installed to provide consistent protection. Choosing licensed HVAC and electrical professionals like the team at Kilbourne Heating & AC helps ensure the surge protection device is properly installed and ready to safeguard your home HVAC system.
The experienced professionals at Kilbourne Heating & AC understand the specific electrical needs of modern HVAC equipment and will help you choose the right surge protector for your air conditioning unit, furnace and other home comfort systems.
Protect Your HVAC Investment from Future Power Surges
Voltage spikes aren’t always obvious, but they can have a big impact on your HVAC system. Adding 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 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-house surge protectors. Our professionals will assess your home’s needs and suggest a customized solution to protect your home HVAC. Along with 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 561-269-2261 today.
Frequently Asked Questions About HVAC Surge Protection
Is whole-home surge protection worth it for an HVAC system?
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 HVAC components, and it helps extend the life of your home comfort system.
Can a power surge damage an AC unit?
Yes. A power surge can damage your AC unit’s compressor, circuit board and blower motor, resulting in expensive 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 causes 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. Power surges may also stem 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?
Most whole-home surge protectors last 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 homeowners insurance cover damage caused by power surges?
It depends. 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 protect your pocketbook from expensive HVAC repairs.
Will whole-home surge protection help protect smart thermostats?
It can. Power surge protection for HVAC helps shield smart thermostats and other connected HVAC components from damaging voltage spikes. It can also improve system longevity and reduce the risk of expensive repairs to home heating and cooling equipment.