Light Ray Electric

Energy storage system and inverters installed in a cabinet

Why We Use String Inverters

Most solar proposals you receive will specify microinverters or power optimizers — electronics mounted beneath every module. Ours generally do not. Here is the reasoning,...
Commercial rooftop solar array designed and installed in-house by Light Ray Electric

Five Questions to Ask Before You Sign a Commercial Solar Proposal

Commercial solar proposals are easy to compare on price and hard to compare on substance. These five questions surface the difference. Ask every contractor the...
Brewery facility with rooftop solar potential

What PG&E’s Pending Rate Case Means for Local Businesses

For restaurants, retail shops, farms and small offices across Lake and Sonoma County, electricity is one of the largest and fastest-growing operating expenses on the...
Waterfront street of small businesses with rooftop solar panels, customers and pedestrians of many backgrounds

The 2027 Tax Credit Clock

The federal Investment Tax Credit for commercial solar ends on December 31, 2027. Not reduced — ended. And the date it must be met by...
Residential ground mount solar installation in Kelseyville CA

What the New Solar Tariffs Mean for Your Quote

A Section 232 proclamation signed in August 2026 takes effect on December 4, 2026, and it will raise the cost of imported solar modules. Here...
Large array of solar panels on the roof of an new office building.

Understanding California’s Net Energy Metering (NEM) Evolution

Why California's Solar Compensation Has Changed For nearly three decades, California has led the nation in encouraging customer-owned solar energy. As millions of solar panels...
Industrial refrigeration and pumping equipment on a rooftop

Phase One Without Storage: When Batteries Pencil and When They Do Not

Ask most solar contractors about California's Net Billing Tariff and the answer arrives quickly: you will need batteries. It is not bad advice. It is...
Rooftop solar array above an air conditioned retail building

Reading Your Commercial Electric Bill

A commercial electric bill is not one charge. It is several different charges, computed different ways, and solar affects each of them differently. Businesses that...
Commercial rooftop solar installation near the San Francisco Bay

The Commercial Solar Tax Credit Ends December 31, 2027

Published September 2026. Deadlines described here reflect federal law as enacted. Consult your tax professional regarding your own eligibility. The federal Investment Tax Credit for...
Small businesses with rooftop solar panels along a waterfront street

The Section 232 Solar Tariffs: What Commercial Buyers Should Know

Published September 2026. Policy dates and figures below reflect the proclamation as issued; we will update this article as implementation details are clarified. In August...