Reliable Backup Solar Power Systems for the Bay Area

Stay Powered During Outages with Backup Solar Solutions

At Earthwise Energy, we provide reliable backup solar power systems in the Bay Area, ensuring uninterrupted energy for homes and businesses in San Francisco and beyond. Whether you need a whole-home backup solution or a tailored commercial energy storage system, our team delivers custom solar backup solutions designed to keep you powered 24/7.

WE MAKE SOLAR SIMPLE

Power outages are becoming more frequent, leaving homeowners and businesses vulnerable to unexpected blackouts. With backup solar power systems, you can maintain essential operations and keep your lights on, even when the grid goes down.

A modern wall-mounted electrical system setup with multiple grey control boxes against a dark ribbed wall. Nearby, a small landscaped area with a few shrubs and gravel can be seen. Sunlight casts shadows, highlighting the setup's clean design.

The Impact of our Solar Systems to Date

Trees Planted

A black square with no visible details or content, reminiscent of solar installations silhouetted against the Californian sky.

Vehicles off the road

Barrels not consumed

Cumulative money our clients will save over 25 years

Why Invest in a Backup Solar Power System?

A backup solar power system is more than just a safety net—it’s an investment in energy independence, efficiency, and long-term savings.

Ensure Uninterrupted Power

Reduce Reliance on the Grid

Lower Energy Costs

Sustainable & Renewable

With a backup solar system, you’ll never have to worry about blackouts affecting your home or business operations.

Solar Energy
Solar Energy
Outdoor patio with a modern design, featuring a solar panel roof expertly installed by a top solar installer for optimal shade. The area includes a stone fireplace with a mounted TV, surrounded by comfortable seating and a wooden coffee table, all enhanced by lush California greenery.

Energy Security for Bay Area Homeowners

For homeowners, a backup solar power system provides peace of mind, ensuring that you and your family stay powered during blackouts.

Aerial view of a building complex with large solar panel arrays on the roofs. Surrounding areas include industrial buildings, storage facilities, and stacks of materials such as cardboard and paper. Bright, sunny weather.

Protect Your Business from Downtime & Revenue Loss

Businesses in the Bay Area rely on uninterrupted power to keep operations running. Our backup solar power systems ensure that commercial facilities stay powered when it matters most.

A backup solar power system isn’t complete without battery storage. Our advanced solar battery solutions provide:

✔ Automatic Power Switching – Seamlessly transition to backup power during outages.
✔ Peak Load Management – Store energy for use during high-demand hours.
✔ Scalability – Choose the right capacity for your home or business energy needs.
✔ Long-Lasting Performance – Designed for durability and efficiency over time.

Rooftop view showing solar panels, electrical boxes, and a metal framework for a large sign against a clear blue sky. The setup is on a flat white surface, with surrounding hilltops in the background.

Our Family of Solar Clients Love What We Do!

Frequently Asked Questions

How do solar battery backup systems work?

A solar battery backup system stores excess solar energy generated during the day, allowing you to use it later when the sun isn’t shining or during power outages. The charging process converts direct current (DC) electricity from solar panels into alternating current (AC) power that can run your home. During a blackout, the backup system automatically switches to stored energy, keeping essential appliances powered without relying on the utility company.

How many solar batteries do I need for my home backup system?

The number of solar batteries required depends on several factors, including your home’s energy consumption, desired backup duration, and battery capacity. If you want to power your entire home, a larger battery bank may be necessary. Smaller battery systems can be used to support critical appliances like refrigerators, medical equipment, and lighting. Our team can assess your needs and recommend the right solar battery system for your home energy system.

Can solar batteries power my home during extended power outages?

Yes, solar batteries typically provide backup power for homes during extended power outages by storing excess solar energy generated from your panels. The amount of time your home remains powered depends on your battery capacity, energy usage, and whether your system includes lithium batteries, which have longer lifespans and reliable performance.

How does storing excess solar energy reduce electricity bills?

By storing excess solar energy, homeowners can use stored solar energy during peak hours when electricity rates are highest. This reduces dependence on grid power, lowering utility bills and increasing energy savings. A well-designed battery backup system ensures you get the most from your solar investment while also providing reliable backup during blackouts.

Are solar battery backup systems more cost-effective than traditional generators?

Yes, a solar battery backup system is a more cost-effective and sustainable alternative to traditional generators. While generators rely on fossil fuels and require ongoing maintenance, solar batteries use clean energy, reducing your carbon footprint and dependence on non-renewable sources. Over time, solar battery systems help homeowners save money by reducing utility bills and eliminating fuel costs.

What’s the lifespan of a solar battery bank?

A battery’s lifespan depends on the type of battery used. Lithium batteries, which are commonly used in solar battery systems, typically last between 10-15 years, while lead-acid batteries have a shorter lifespan. Regular maintenance and proper charging processes can extend the life of your battery bank and ensure reliable performance for years.

Can I charge my electric vehicle with stored solar energy?

Yes! A home energy system with solar batteries and hybrid inverters can be used to charge batteries for your electric vehicle. By using excess power from your solar panels, you can avoid higher electricity rates and make your EV charging process more sustainable. This helps reduce reliance on the utility company while maximizing energy savings.

Can a solar backup system power essential appliances during an outage?

Absolutely. A properly designed backup system can keep essential appliances like refrigerators, freezers, lights, medical devices, and even a well pump running during a power outage. Some homeowners choose a partial backup to prioritize critical appliances, while others opt for whole-home backup solutions.

How do solar batteries help reduce my carbon footprint?

By using solar battery systems to store and use clean energy, homeowners rely less on grid power, which is often generated using fossil fuels. This reduces the demand for non-renewable energy, lowering greenhouse gas emissions and contributing to a more sustainable future. Investing in solar energy storage is one of the best ways to reduce your carbon footprint while maintaining reliable energy access.

What’s included in a solar battery backup kit?

A standard kit includes high-quality battery storage systems, inverters, and necessary wiring components to integrate with your existing solar setup. Depending on your energy needs, your system may also include lithium batteries, smart monitoring systems, and surge protection to ensure optimal efficiency and safety. Our experts will customize your power solutions to fit your home or business.