Backup Power, Made Easy Switch to Solar

With a Tesla Powerwall installed by Cobalt, your home or business stays powered during outages, while maximizing energy savings and efficiency - all managed seamlessly through an intuitive app.

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Tesla Premier Certified Installer in the San Francisco Bay Area

Name: Cobalt Power Systems Inc
Address: 2557 Wyandotte St.,, Mountain View, CA, 94043
Telephone: (650) 817-7791

Reliable, Clean, Safe, Quiet & Environmentally Friendly Energy Storage in California

Although Tesla is widely known as the industry leader for electric vehicles, their advanced technology holds exciting possibilities for the renewable energy industry as well. Tesla energy storage products are an excellent investment both in terms of your property's value and your peace of mind.

Based in Mountain View and serving the entire San Francisco Bay area, Cobalt Power Systems Inc. is proud to be a Tesla Premier Certified Installer of the innovative Powerwall energy storage system.

Benefits of a Tesla Powerwall System

When paired with a well-designed solar power system, a Powerwall offers a wide range of benefits, including:

Reliable, clean, safe, quiet, and environmentally friendly
Cost-effective
Increased energy savings and peace of mind

How Much Does a Telsa Powerwall Store?

The optimum design for a Powerwall system will depend on the home’s energy usage and the amount of backup desired. Cobalt designs each Powerwall system to the specific needs of the home and the homeowners. Most of our Powerwall systems include three to five Tesla Powerwall units, and we have done systems up to twelve Powerwalls per home. We have completed over 650 Tesla Powerwall installations all over the Bay Area.

Having a Reliable Energy Storage Solution

The most obvious advantage of a Tesla Powerwall is as an energy storage system. While a solar power system can often help you avoid the consequences of a utility outage, there are instances where backup power is necessary to keep your lights on. With a Tesla Powerwall system you can tie multiple batteries together for extended run time, or you can set up a side-by-side system to handle an increased energy load.

Introducing the New Tesla Powerwall 3

Elevate your energy independence with our latest offering - the Tesla Powerwall 3. Experience unparalleled peace of mind with automatic battery backup during outages, ensuring your essential systems stay powered when you need them most. The Powerwall 3 goes beyond just backup; it empowers you to take control of your energy costs through a simple app interface. Powerwall 3 unlocks intelligent load shifting, and integration with Tesla Electric Vehicles and chargers, while working to lower your energy bill and effectively combating the Net Billing Tariff (NBT). Seamlessly integrating with both Maxeon and Q Cells solar panels, this advanced energy solution harmonizes cutting-edge technology for an eco-friendly and efficient power ecosystem.

How Many Solar Panels Does it Take to Charge a Tesla Powerwall?

The amount of solar panels needed to charge a Tesla Powerwall system can vary. The weather conditions, cloud coverage, and other such factors can have an influence on the number of panels needed. For example, if your home or business experiences a lot of cloudy weather more panels may be needed to adequately charge the Tesla Powerwall. However, we recommend consulting with a San Francisco Bay Area solar expert from Cobalt Power Systems Inc. to best determine if any additional panels are required.

When paired with solar panels, the Tesla Powerwall will charge throughout the day, as your panels generate more energy than the property is using during that time. By utilizing your solar panels and the Tesla Powerwall system together, you can keep your power running longer in a cost-effective, energy-efficient, and reliable way.

Add this exciting Tesla solar product to your property today. If you are interested in installing a Tesla Powerwall energy storage system in your San Francisco Bay Area home or business, contact Cobalt Power Systems Inc.today at (650) 817-7791.

Experience, Innovation, and a Brighter Tomorrow

From custom residential systems to large commercial projects, we deliver reliable, high-performance solar solutions that maximize savings and sustainability. Our mission is simple: to empower homeowners and businesses to take control of their energy future while building a cleaner, brighter tomorrow for the entire community.

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Call Us Today! 650-817-7791

Smart, Sustainable Living Backed by Cobalt Power

A Berkshire hathaway or Intero home, equipped with a Cobalt Power System, delivers tangible benefits that last for decades.

Future-Ready, High-Performance Systems
Our custom solar, battery, and demand solutions are built to last—maximizing resilience, savings, and value.
Seamless Delivery, Start to Finish
We handle every step in-house - from design to installation to service - for a smooth, stress-free experience.
Client-Focused. Quality-Driven. Proven.

We earn five-star ratings and lasting partnerships by putting your goals and project success first.
Trusted Experts in Solar & Storage
With 4,000+ installations and 20+ years of experience, we deliver complex energy systems with precision and care.

Customer Experiences That Speak for Themselves

What a great experience
“He guided us through every step with his team to make sure we were well taken care of.”

- Silphy
They left out no details in their plans!
“We're very happy with the design (can't see from the front of the house) and more importantly the energy being saved.”

- Suzzy
Excellent company.
“We have worked with Cobalt Power Systems for over 10 years.”

- Jack
Cobalt was among the most professional team that we have used
“From the moment Drew put together a proposal through the professional installation/ QA / Handover to the homeowners I can honestly say that Cobalt was among the most professional team that we have used. The communication was top notch and the predictability of the dates was excellent. I can't recommend them enough.”

- Ed K.
Cobalt was reliable, effective, and knew how to get things done.
“When I began looking into solar, it soon became apparent that I needed some help due to the complexity of this type of investment, as well as with the various tax incentives available to solar PV customers. Luckily, I was referred to Drew Johnson at Cobalt who helped immensely with this tedious and initially confusing decision. Drew not only helped in the initial decision process, but was involved throughout the entire engagement which provided me with great peace of mind. The installation went exactly as forecast and my Cobalt Project Manager Vince even helped to arrange some additional electrical work needed for my new high speed PEV charger. Cobalt was reliable, effective, and knew how to get things done. They made this a very simple and satisfying experience and we now enjoy the free power from our new PV solar panels every day”

- Gil

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