Blog

What’s the Maximum Power Production of my Solar System on a Sunny Day?

What’s the Maximum Power Production of my Solar System on a Sunny Day? One question we often receive from our customers here at Cosmic Solar ...

What are Demand Charges?

Demand charges are additional fees that utilities charge non-residential or commercial customers for maintaining constant supply of electricity...

Note from the President’s Desk

Energy Storage & Battery Backup Systems: It is inevitable that the energy storage will be a huge market in the near future. Currently, ther...

Cosmic Solar Begins Installing Enphase’s AC Batteries in San Diego

Earlier this month, Petaluma-based inverter and clean energy company, Enphase Energy, released its long awaited AC Battery here in San Diego. A...

Should you be excited yet about the Tesla Powerwall ?

Tesla has been talking about whole house battery Systems AKA the Powerwall for quite a long time now and although we do hope that this product ...

What is the Best Solar Mounting Solution for My Solar Project?

One question many of our savvy solar consumers oftentimes ask our solar specialists here at Cosmic Solar is, “what’s the best type of solar...

SDGE Quietly Raises Electric Rates at the Start of 2017

Unbeknownst to most ratepayers in San Diego Gas and Electric territory, SDG&E raised your electric rates to new highs with about a 7% inc...

8 Important Things to Watch Out for When Choosing a Solar Contractor

Congratulations! You’ve made the important choice to move forward with installing a solar system at your home. And we get it… it can be a d...

Inverter Maintenance, Keeping Things Clean and Running Efficiently

When most people think about solar systems, they undoubtedly think about the shiny glass solar panels up on the roof. Solar panels are, after a...

The Solar Industry Could Learn a Thing or Two from the Craft Beer Industry

To most Americans, the American Dream stands for a set of ideals — ideals like democracy, rights, liberty, opportunity and equality. Thes...