Our San Francisco Bay Area solar company has been providing affordable and reliable solar power for homes and businesses since 2003. In that time, we have completed more than 3,500 photovoltaic systems, all while maintaining an unwavering dedication to superior customer service.
Cobalt Power Systems delivers high-performance solar and energy storage solutions tailored to the needs of homeowners, businesses, and builders across Northern California. With over 20 years of experience and more than 4,000 systems installed, our team is trusted for its technical expertise, exceptional craftsmanship, and commitment to client success. From complex new construction to residential retrofits, we design systems that are built to last—backed by premium technology partners, transparent communication, and a relentless focus on quality. Our mission is simple: to empower our communities with clean, reliable energy solutions that support energy independence and a more sustainable future.
The Maxeon Edge
Maxeon offers more lifetime energy, uncompromising durability, and superior sustainability. Cobalt Power Systems is a Maxeon Preferred Partner. With a sleek, all-black design, Maxeon panels are engineered to power through all types of weather conditions and are with you for the duration. Maxeon is a trusted name in the San Francisco Bay Area solar industry because:
Over 500 patents – the best solar panel in the world
Highest efficiency - #1 solar panel efficiency in the market since 2007
A member of the top 100 sustainable companies globally
Solid copper foundation that prevents breakage and corrosion
Backed by a 40-year warranty – the best in the industry
Manufactured in North America
Offering QCells Panels
We proudly offer QCells panels, a top-tier choice for quality and affordability in solar technology. With our commitment to offering the best in the industry, QCells stands out as a reliable solution with an impressive 25-year warranty, ensuring both performance and peace of mind.
QCells panels are made in North America at their Georgia-based manufacturing facility. This not only supports local economies, but also underscores our commitment to providing you with solar solutions that are as cost-effective as they are reliable.
Tesla Premier Certified Installer
The Premier Installer designation is reserved for Certified Installers who have established a successful and longstanding relationship with Tesla. We've earned this recognition by consistently delivering top-notch installation quality and highly rated customer service. With over 3,000 residential battery backup systems installed throughout the Bay Area, we bring unparalleled expertise to every project.
Our Partnership with Enphase
With Enphase, enjoy not only high efficiency performance but also per-panel monitoring capabilities, providing you with detailed insights into your system's energy production. Experience the industry's best shade mitigation with Enphase technology, ensuring optimal energy generation even in challenging conditions. Backed by a solid 25-year warranty, Enphase delivers both reliability and peace of mind.
"They were very thorough about everything."
Claire Los Altos
"Cobalt delivered the best contractor service I have ever experienced."
Ken Hillsborough
The installation of panels on my roof was done very well.
Max Burlingame
"They were professional and did a really clean install.”
Erin & George San Jose
Stellar experience, from start to finish. Highest marks possible.
E Milpitas
The experience was very pleasant; the Cobalt team was very knowledgeable and informative.
Anders San Jose
"They made this experience very quick and easy."
Mike Woodside
Bid was very competitive, and they did high quality work.
Luke San Jose
Cobalt’s team provided great communication in regard to the project; the team members were always on time.
Marilyn San Jose
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.
Powering a Better Future
At Cobalt Power Systems, we’re driven by a mission to deliver lasting, sustainable energy solutions that empower people and communities to take control of their energy future. Since 2003, we’ve brought clean, reliable power to thousands of homes and businesses across Northern California - combining craftsmanship, technical excellence, and a deep commitment to service. Whether it’s a custom new build or a complex retrofit, our work is rooted in integrity, innovation, and a passion for building a better, more resilient tomorrow.
Maxeon Preferred PartnerIndustry-leading efficiency, unmatched durability, and a 40-year warranty make Maxeon the world’s most advanced solar panel—and a trusted name in the Bay Area.
QCells: Made in North AmericaWe proudly offer QCells panels for their exceptional value, dependable performance, and a 25-year warranty—all from a Georgia-based facility.
Tesla Premier Certified InstallerAs one of the Bay Area’s most experienced Tesla Powerwall installers, we bring expert battery storage solutions backed by Tesla’s highest level of trust.
Smarter Solar with EnphaseEnphase microinverter systems offer superior shade performance, panel-level monitoring, and 25-year peace-of-mind reliability.
