Blog - Fuse HVAC & Appliance Repair

How to Safeguard Your Home from Power Surges and Outages

Electrical surges and power outages can cause serious damage to your home’s appliances, electronics, and safety. Whether it's a brief spike in voltage or a prolonged blackout, these events can be both costly and disruptive. Fortunately, there are simple, proactive steps you can take to protect your home. This guide will walk you through practical ways to safeguard against power surges and outages.

What Are Electrical Surges?

An electrical surge happens when the voltage in your home exceeds the normal level (usually 120 volts in the U.S.). Small surges can gradually wear down your electronics, while larger ones—like those caused by lightning—can destroy appliances instantly.

Common Causes of Electrical Surges:

  • Lightning: Rare but dangerous, a lightning strike can send millions of volts through your system.
  • High-power appliances: Devices like air conditioners and refrigerators can cause small surges when they cycle on or off.
  • Faulty wiring: Old or poorly installed wiring can result in power fluctuations.
  • Utility grid issues: Power grid problems or sudden restoration after an outage can trigger surges.

What Causes Power Outages?

Power outages occur when electricity is lost in your area. They can last anywhere from a few minutes to several days, causing disruptions to daily life and potentially spoiling food.

Common Causes of Power Outages:

  • Severe weather: Storms, wind, and rain can knock down power lines.
  • Overloaded power grids: High electricity demand, especially during extreme weather, can result in rolling blackouts.
  • Equipment failure: Aging transformers and other utility components sometimes break down.
  • Accidents or animals: Construction errors or animals interfering with lines can also cut power.

Protecting Your Home from Electrical Surges

  1. Install Surge Protectors
  2. Surge protectors defend against voltage spikes. Options include:

  • Power strip surge protectors: Great for protecting multiple devices from minor surges.
  • Whole-house surge protectors: Installed at your main electrical panel, these guard against large surges, such as those caused by lightning. They should be installed by a licensed electrician.

  1. Unplug Electronics During Storms
  2. Even with surge protection, unplugging sensitive devices like TVs and computers during storms offers the best protection against lightning surges.
  3. Upgrade Your Wiring
  4. If you have an older home, faulty wiring may increase the risk of surges and fire. Have a licensed electrician inspect and upgrade your wiring to meet modern standards.
  5. Use Point-of-Use Surge Protectors
  6. These provide additional protection for sensitive electronics like computers and home theater systems, complementing whole-house surge protection.
  7. Install Surge-Protected Outlets
  8. These outlets come with built-in surge protection and are ideal for rooms with expensive electronics.

Protecting Your Home from Power Outages

  1. Install a Backup Generator
  2. Generators provide power during outages, with two main types:

  • Portable generators: Affordable but require manual setup and can only power essential appliances.
  • Standby generators: Permanently installed, they power your entire home automatically and run on natural gas or propane.

  1. Invest in a UPS (Uninterruptible Power Supply)
  2. A UPS provides temporary power for critical electronics like computers, allowing for safe shutdowns or switching to a generator.
  3. Create an Emergency Power Plan
  4. Prolonged outages require planning. Be sure to:

  • Stock batteries and flashlights: Keep an ample supply. Avoid candles, which are fire hazards.
  • Charge devices ahead of time: Make sure phones and laptops are fully charged before expected storms.
  • Use solar or battery chargers: These can keep devices running during extended blackouts.
  • Prepare an emergency kit: Include essentials like water, non-perishable food, and first-aid supplies for at least 72 hours.

  1. Install Battery Backup for Critical Appliances
  2. For essential systems like medical devices or sump pumps, battery backups ensure they keep running during an outage.
  3. Maintain Heating and Cooling Systems
  4. Insulate your home and consider energy-efficient windows to maintain indoor temperatures when your HVAC system is down. Use battery-powered fans or heaters as temporary solutions during extreme weather.

Conclusion

Taking these preventive steps—like installing surge protectors, upgrading your wiring, and having a backup power plan—can save you from expensive repairs and ensure your home stays safe and functional during electrical disruptions. Stay prepared to protect your home from the unpredictable nature of electrical surges and power outages.