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Solar energy blog

Solar Energy, Load Shedding
& Green Living

Expert guides, tips, and insights on solar energy, going green, and surviving South Africa's electricity crisis.

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Latest from the RC Solar Blog

How to size a solar system South Africa
Expert Guide January 2025 · 8 min read

How We Size a Solar System: The Exact Formula We Use

Understanding solar system sizing separates competent installers from guessers. Here's the exact formula we use at RC Solar, the same one that ensures every client's system actually covers their energy needs.

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Load shedding survival guide Load Shedding
Coming Soon

The Complete Load Shedding Survival Guide for Cape Town Homeowners

Stage 1 to 8, here's exactly how to keep your home running through every level. Solar, batteries, generators and smart strategies explained.

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Going solar investment South Africa Solar Savings
Coming Soon

Is Solar Worth It in 2025? The Real Numbers for Cape Town Homeowners

We crunch the actual figures — installation cost, monthly savings, payback period, and 25-year ROI — so you can make an informed decision.

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Lithium battery vs lead acid Technology
Coming Soon

Lithium vs Lead-Acid Batteries: Which Is Right for Your Solar System?

Both work. But one is dramatically better for solar. We explain the real differences — cost, cycle life, DoD, and why we only install lithium.

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