Many people think power surges are limited to lightning storms. Although lightning is one cause, it’s certainly not the only one. Utility grid activity, restoring power after outages and large household appliances cycling can all create voltage spikes inside your home. 

These electrical surges don’t just damage televisions and computers. These surges can cause HVAC electrical damage because current heating and cooling systems rely on highly sensitive electronic components. The good news is HVAC surge protection can help shield one of your home’s biggest investments and reduce the risk of costly repairs. 

What Is a Power Surge  

A power surge is a brief spike in electrical voltage in your home’s wiring. Even though it lasts only a fraction of a second, it still can 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 power can also surge when electricity is restored after an outage. Household appliances like refrigerators or AC units can also create minor voltage fluctuations when they cycle on and off. Sometimes, loose wiring or other home electrical issues contribute to surges. 

Though a single significant surge can cause immediate damage, smaller surges can slowly wear down heating and cooling equipment over time, shortening their lifespan. 

Why Modern HVAC Systems Need More Surge Protection Than Ever 

Modern heating and cooling systems use high-tech electronics to improve comfort and energy efficiency. While these features offer many benefits, they can also make equipment more vulnerable to damage from voltage spikes, highlighting the importance of HVAC electrical protection. 

HVAC parts that are especially sensitive to power surges include: 

  • Control boards. These act as the system’s control center and can be damaged by even very small voltage spikes. 
  • Variable-speed blower motors. These energy-saving motors rely on electronic controls that are vulnerable to electric surges. 
  • Smart thermostats. Smart home devices are made with delicate electronics that automatically adjust your HVAC equipment. 
  • Electronic communication systems. Many newer heating and air conditioning systems use 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 Are Most Vulnerable to Power Surges? 

Damage from electrical surges can cost hundreds or even thousands to fix. Installing whole-house surge protection helps reduce the risk of unexpected failures and costly HVAC repair after electrical surge incidents. 

HVAC components most vulnerable to power surges in Chadron include: 

  • Control boards:The HVAC system’s control board contains essential operating controls, which can be badly damaged by surges. 
  • HVAC 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. Surges can weaken or damage these components, impacting system startup and performance. 
  • Thermostats and Smart Home Technology. A smart thermostat can malfunction after multiple voltage spikes. 
  • Heat pumpelectronics. Heat pumps rely on multiple electronic components that are particularly vulnerable to surges. 

Whole-Home Surge Protection vs. Power Strips 

Homeowners commonly use surge-protecting power strips for computers and televisions, but those devices don’t protect your HVAC system. To provide complete HVAC system protection, whole-home surge protection offers broader coverage and lasting value. 

A professionally installed whole-house surge protector is set up right 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 heating and cooling equipment. 

Benefits of Whole-Home HVAC 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. Avoiding surge damage can help reduce expensive HVAC repairs. 
  • Extended HVAC system lifespan. Sensitive 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 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. Small voltage spikes can gradually damage connected HVAC devices. 

5 Signs You May Need Surge Protection 

  1. Frequent storms. Given the frequent summer storms in Chadron, lightning protection for your HVAC can help minimize the risk of power surge damage. 
  2. Frequent power outages or flickering lights. Ongoing power interruptions and changing voltage levels increase the likelihood of damaging voltage spikes. 
  3. Aging electrical systems. Old wiring or substandard electrical equipment can increase your home’s surge risk. 
  4. Modern heating and cooling equipment. Shielding a high-efficiency heating and cooling system with a surge protector is often more affordable than repairing or replacing damaged components. 
  5. Smart home technology. Homes with smart thermostats and other connected devices have even more sensitive electronics to protect. 

 

Expert Surge Protection Installation Makes a Difference 

Whole-home surge protection must be installed correctly to provide dependable protection. Choosing licensed HVAC and electrical professionals like the team at MPC Heating & Cooling helps ensure the surge protection device is properly installed and ready to protect your home HVAC system. 

The skilled professionals at MPC Heating & Cooling understand the unique electrical needs of modern HVAC equipment and will identify the right surge protector for your air conditioning unit, furnace and other home comfort systems. 

Protect Your HVAC Investment from Future Power Surges 

Power surges aren’t always dramatic, but they can have a big impact on your heating and cooling system. Investing in 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 considering AC or furnace surge protection, you can count on the team at . Our HVAC services include a variety of surge protection options, including whole-home protection. Our professionals will evaluate your home’s needs and help you choose a customized solution 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 308-470-5613 today. 

Frequently Asked Questions About HVAC Surge Protection 

Yes. Whole-home surge protection is often a smart investment because it helps protect expensive HVAC equipment. 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.

Yes. A power surge can damage an air conditioning compressor, circuit board and blower motor, which can cause expensive repairs. Installing AC surge protection can protect your air conditioner from electrical surges by reducing the impact of voltage spikes before they reach sensitive HVAC components.

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. Even small, repeated surges can gradually wear down HVAC components over time.

A typical whole-home surge protector lasts about 5 to 10 years, although its lifespan 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 need replacement sooner.

It can. Homeowners insurance sometimes cover power surge damage, but coverage depends on your policy and what caused the surge. Since coverage and deductibles differ, surge protection installation is often cost-effective way to protect your pocketbook from expensive HVAC repairs.

Absolutely. Power surge protection for HVAC helps protect smart thermostats and other connected HVAC components from electrical surges. It can also improve system lifespan and reduce the risk of expensive repairs to home heating and cooling equipment.