How Do Solar Panels Help in a Power Outage?
Solar panels are a fantastic way to harness renewable energy, reduce your electric bills, and shrink your carbon footprint. But what happens when the power goes out? Can solar panels power a house during a power outage? The short answer is yes—if you have the right setup.
Today, we’re diving into how solar panels work during outages, the benefits of adding battery storage, and why solar energy is a game-changer for emergency preparedness.
How Solar Panels Work During a Power Outage
It might surprise you, but most rooftop solar panels won’t work during a power outage. Why? Because they’re connected to the electric grid. When the grid goes down, all grid-tied solar panel systems automatically shut off to prevent them from feeding electricity into the grid. This protects utility workers from unexpected power surges while repairing electrical lines.
So, will solar panels work during a power outage? Not by themselves. But, if you pair your solar panels with a battery backup system, you can keep your power on even when the grid is out.
How to Use Solar Panels During a Power Outage
If you want to use your solar panels during a power outage, you have to install a battery. It’s the only way to keep them on when the grid is down. Here’s how it works:
Your solar panels generate energy during the day and charge the battery.
When the grid goes down, your system temporarily separates from the electric grid—this is called islanding.
During a daytime outage, your solar panels continue to power your home and charge your battery as usual.
At night, you use the stored energy in your battery to power your essentials. When the sun rises, your solar panels will take over, powering your home and recharging your battery.
Why Pair Solar Panels with a Battery?
Adding battery backup to your solar system opens up a world of possibilities. Here are some of the top benefits:
1. Power When You Need It Most
Solar with battery storage provides electricity when the grid is down, keeping your home powered during emergencies. Whether it’s a storm, a grid failure, or routine maintenance, you can keep your lights, medical equipment, and other essentials on so your family stays safe and comfortable.
2. Energy Security and Peace of Mind
A solar plus battery system gives you more control over your electricity than solar panels alone. With solar plus storage, you can rest easy knowing that you will always have access to power, no matter what’s happening with the electric grid.
3. Emergency Preparedness
Solar panels with battery storage prepare you for anything. Unlike gas-powered generators, they don’t require fuel, so you won’t be affected by fuel shortages or delivery issues during a storm. As long as the sun rises every day, your system can recharge the battery and keep your home running.
4. Reduced Dependence on Your Electricity Provider
A solar-plus-storage system reduces your reliance on the utility grid. Not only does this help during power outages, but it can also lower your electricity bills by allowing you to use stored solar electricity during on-peak hours, when electricity rates are higher. Plus, it reduces your reliance on fossil fuels and lowers carbon emissions.
Solar Panel and Battery Installers
Solar energy is more than just a way to save money and go green—it’s a reliable solution for power outages when paired with a battery. By adding storage to your solar system, you’ll have peace of mind knowing your home is ready for whatever comes its way.
Sustainergy Cooperative installs custom solar plus battery systems that are tailored to your specific needs. We are a worker-owned company that’s passionate about solar power and ready to help you take control of your energy future. With us, there’s a worker-owner on every job, so you can rest assured that you’re getting the highest quality workmanship—your success is their success!
Don’t wait until the next time the power goes out to think about backup power. Reach out today to learn more about solar panels and battery installation. We’re here to answer your questions and help you decide whether solar plus storage is worth it for your home.
