Written by Moalosi Moyane
For many South Africans, solar energy is viewed as a backup plan.
The lights go out.
Load-shedding strikes.
The inverter switches on.
The batteries begin working.
Solar, therefore, has been treated as an emergency solution.
But what if we have been looking at solar energy the wrong way?
What if solar energy should not be viewed as a backup source of electricity at all?
What if solar energy should become the primary source of electricity during daylight hours, while the national grid supplies power during the evening and periods of low sunlight?
This simple shift in thinking could fundamentally transform South Africa’s energy landscape.
Africa’s Greatest Natural Resource
When investors think about Africa, they often think about gold, platinum, diamonds, cobalt, lithium, and copper.
Yet one of Africa’s most abundant resources shines above us every day.
The sun.
Large portions of South Africa receive some of the highest levels of solar irradiation in the world.
Unlike many countries in Northern Europe, where cloudy weather is common, South Africa enjoys extensive sunshine throughout the year.
The question therefore becomes:
Why are we not fully utilizing one of our greatest natural advantages?
Solar Should Be Used Every Day
Many households only use solar systems during load-shedding.
Rock Edge Research believes there is a more powerful long-term approach.
Households, schools, hospitals, government buildings, and businesses should maximize solar energy usage during daylight hours whenever possible.
The benefits are significant:
- Lower electricity bills.
- Reduced pressure on the national grid.
- Reduced carbon emissions.
- Improved energy security.
- Greater energy independence.
Instead of purchasing expensive grid electricity throughout the day, households can utilize energy generated directly from sunlight.
The national grid then becomes a complementary source of energy rather than the sole source.
Why This Matters For South Africa
Reliable electricity is one of the foundations of economic growth.
When businesses experience power disruptions:
- Productivity declines.
- Revenue is lost.
- Investment slows.
- Employment opportunities decrease.
A nation with reliable electricity becomes a more attractive destination for investment.
A nation with unreliable electricity struggles to compete globally.
By reducing pressure on the national grid during daylight hours, solar energy can help improve overall system stability.
The Global Climate Movement
Around the world, governments, corporations, and international organizations are seeking ways to reduce greenhouse-gas emissions.
The annual United Nations Climate Change Conference (COP) has become one of the most significant gatherings for discussing climate policy and energy transition strategies.
Prominent figures such as King Charles III have advocated environmental conservation and sustainable development.
Bill Gates has also become an influential voice in the energy transition debate and published the book How to Avoid a Climate Disaster in 2021, outlining technologies and innovations that could help reduce global emissions.
Regardless of one’s political views, the direction of travel is clear.
The world is investing heavily in cleaner forms of energy and Solar Energy is one of those.
Solar Today, Nuclear Tomorrow
Some energy experts believe nuclear power may eventually become a larger part of South Africa’s future energy mix.
Nuclear power provides reliable baseload electricity and produces very low carbon emissions.
However, nuclear power stations require significant investment and many years to develop.
Solar energy, by contrast, can be deployed immediately.
This makes solar one of the most practical tools available today while larger long-term energy projects are developed.
The Hidden Winner: Copper
Investors often focus on solar panel manufacturers.
However, some of the biggest winners may not be solar companies at all.
They may be copper miners.
Copper is essential to modern electrification.
It is used in:
- Solar installations.
- Electrical wiring.
- Transmission networks.
- Wind turbines.
- Battery systems.
- Electric vehicles.
As solar deployment increases, copper demand may continue growing.
This creates an interesting investment angle.
Rather than attempting to predict which solar manufacturer will dominate the future, investors may choose to focus on the materials that nearly every renewable-energy project requires.
Companies Positioned To Benefit
Solar Companies
Examples of publicly traded solar-related companies include:
- SolarEdge Technologies
- First Solar
- Enphase Energy
- Canadian Solar
Copper Companies
Examples of major copper-focused miners include:
- Freeport-McMoRan
- Southern Copper
- Antofagasta
Investors should always conduct independent research before investing.
Final Thoughts
For years, South Africans have viewed solar energy as a contingency plan.
Perhaps it is time to view it differently.
The sun is not merely an emergency generator.
It is one of Africa’s greatest strategic assets.
If households and businesses increasingly utilize solar energy during daylight hours while relying on the grid during the evening, South Africa could reduce pressure on its electricity system, improve energy resilience, lower emissions, and strengthen economic growth.
The future of energy may not be solar or coal.
It may not be solar or nuclear.
The future may be a balanced energy system where each source performs the role for which it is best suited.
And in Africa, where sunshine is abundant, solar energy may become the foundation upon which that future is built.
Rock Edge Research
Clarity. Conviction. Strategic Insight
Disclaimer:
This article is for informational and research purposes only and does not constitute financial or investment advice. Investors should conduct independent due diligence and consider consulting a licensed financial advisor before making investment decisions.