ArticlesSolar

Topic · 3 articles

Solar

Charging a bank from panels — controller choice, array and inverter sizing, and what off-grid actually demands of the battery.

1 guide · 2 articles · updated Sep 22, 2026

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Battery storage · 67 articles
Every solar is built from cells

Testing, grading, fusing and storing cells is covered in depth in Battery storage. Most solar questions end up there.

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Monthly-ish. New tools, new cells in the database, guides worth reading.

About this topic

Solar charging and off-grid systems

Solar is where a battery bank stops being a project and starts being infrastructure. These articles cover the parts that sit between the panels and the cells: charge controllers, array sizing, inverters, and the wiring that connects them.

Sizing is the question that decides everything else. A bank too small gets cycled hard and dies early; too large and most of the money never does any work.

The pack itself — cell choice, testing, fusing and the BMS — is covered in Battery storage.