Everything You Need to Know About Solar Energy!
- Tasmin Jade Dubois
- Feb 6
- 2 min read

What is Solar Energy?
Solar energy is the radiation from the Sun capable of producing heat, causing chemical reactions, or generating electricity. The total amount of solar energy received on Earth far exceeds the world's current and anticipated energy needs.
Is Solar Energy Renewable?
Yes, solar energy is renewable! It comes from the sun, which provides an abundant and continuous source of energy. Unlike fossil fuels, solar power does not deplete over time, making it a sustainable and eco-friendly option for electricity generation.
Are Solar Panels a Good Investment?
Yes! Solar panels are a great investment because they reduce electricity bills, increase property value, and provide energy independence. While the upfront cost is high, the long-term savings make them worth it!
Can Solar Energy Be Stored and Used at Night?
Yes! Solar energy can be stored in batteries, like lithium-ion solar batteries, for use at night or during cloudy days. Without storage, solar panels only generate power during the day, but with a battery system, you can use stored energy anytime!
Where Should Solar Panels Be Placed in South Africa?
In South Africa, solar panels should be placed facing north for maximum sunlight exposure. The ideal tilt angle depends on your location but is generally between 25° and 35°. Panels should be installed in an area with no shade from trees or buildings to maximize efficiency. Rooftops, open land, or solar carports are great placement options!
Can Solar Panels Be Installed on Mobile Homes or Informal Settlements?
Yes, solar panels can be installed on mobile homes and can significantly benefit these households by providing a reliable source of power.
Why is Solar Energy Better?
Solar energy is a renewable power source that reduces greenhouse gas emissions and helps mitigate climate change, protecting humans, wildlife, and ecosystems.
Will Solar Prices Come Down in South Africa?
Yes, solar prices have decreased in South Africa due to an influx of solar panels, inverters, and batteries in the first half of 2023. This trend is expected to continue as demand rises amid ongoing load-shedding.
Do You Need to Register Solar with Eskom?
Yes, in South Africa, it is mandatory to register solar installations with local authorities and Eskom. This ensures compliance with safety regulations.
What Certificate Do You Need to Install Solar Panels in South Africa?
The South African PV GreenCard is a safety certification, quality assurance standard, and training program for solar PV installers. It ensures that installers are properly trained and certified.
How to Clean Your Solar Panels?
To clean your solar panels, use an outdoor glass cleaner free of chemicals that may harm nearby plants or a cleaner specifically made for solar panels. Alternatively, you can make your own cleaning solution with dish soap and water or a mixture of one part vinegar to eight parts water.
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