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Why India’s Rooftop Solar Won’t Buy Batteries

Why India’s Rooftop Solar Won’t Buy Batteries

Nov 2, 2026 | Home Electrification, Policy & Regulations, Renewable Energy, Solar

India’s rooftop solar reached 30.7 GW in July 2026, and almost none of it stores a single kilowatt-hour. A new analysis from the think tank Ember shows why: under the net-metering rules that power the boom, a home battery takes about nine years to pay for itself...
The BrightVolt Take: America’s Balcony-Solar Bottleneck

The BrightVolt Take: America’s Balcony-Solar Bottleneck

Oct 10, 2026 | Home Electrification, Policy & Regulations, Renewable Energy

Germany has 1.31 million balcony-solar systems plugged into apartment sockets; the United States has almost none. The usual story is that America banned the things. It didn’t, quite — Utah legalised plug-in solar in May 2025 — and for most of the following year...
The BrightVolt Take: Pakistan’s Solar Boom Is a Grid Failure

The BrightVolt Take: Pakistan’s Solar Boom Is a Grid Failure

Oct 10, 2026 | Home Electrification, Policy & Regulations, Renewable Energy, Solar

Pakistan’s rooftop-solar boom gets told as a miracle. It is better read as the sound of a grid failing. In two years, households, farms and factories bolted an estimated 27 to 38 gigawatts of panels onto their own roofs — against roughly 6 GW the state actually...
How to Size a Home Battery That Actually Pays

How to Size a Home Battery That Actually Pays

Aug 25, 2026 | Battery Technology, Home Electrification, Renewable Energy

The right size for a home battery is the amount of electricity you can actually shift from an expensive hour to a cheap one, or store through an outage — not the number on the installer’s quote. For most American homes in 2026 that is a smaller battery than the...
Net Metering Is Ending. Homeowners Are Buying Batteries.

Net Metering Is Ending. Homeowners Are Buying Batteries.

Aug 1, 2026 | Home Electrification, Policy & Regulations, Renewable Energy

The share of new Californian home solar installations that came with a battery attached rose from 14% in 2023 to 57% in 2024, according to Lawrence Berkeley National Laboratory. Nothing about batteries changed in that window. What changed was that California stopped...