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A beginner's journey: profiting from free solar electricity

Solar Energy and Crypto Mining | Opportunities Amid Regulatory Challenges

By

Isabella Rosa

Jun 25, 2025, 03:32 AM

Updated

Jun 28, 2025, 06:37 PM

2 minutes reading time

A French entrepreneur standing next to solar panels, planning to mine cryptocurrencies with free solar electricity.
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A French entrepreneur is exploring a unique way to generate profits through crypto mining by harnessing free solar energy. His recent partnership with a solar panel manufacturer allowed him to install 200 square meters of panels at no cost, but hurdles in French regulations limit his ability to sell any surplus energy.

He is actively seeking advice on mining strategies, given skepticism about the efficiency of cryptocurrency mining in France's current energy market. While the enthusiasm for this venture is clear, the practicality of turning sunshine into cash raises concerns.

Community Insights and Equipment Tips

Discussions on user boards reveal varied opinions about the feasibility of mining with solar energy. Notably, one comment stressed the need for more power than the current setup offers, pointing out that 200 square meters might only produce 30-40 kWh, insufficient for a full-fledged mining operation.

Equipment Efficiency

  • High-Performance Machines: Users recommend investing in newer ASIC mining machines. One forum member pointed out, "Buy a used s19j or other models to enhance efficiency."

  • Power Requirements: It's vital to factor in power consumption, with many ASICs requiring significant wattage. A contributor added, "Battery backup or power from the grid will be necessary for nighttime operations."

Long-Term Mining Strategy

The entrepreneur intends to mine solely during peak solar production, viewing it as a long-term investment. Someone noted, "You can turn sunlight into money," highlighting the potential profitability if he navigates challenges well.

Challenges Highlighted by Community Members

  • Economic Viability: Concerns were expressed about the price disparity between selling excess power and buying from utility providersโ€”citing as low as 0.08โ‚ฌ per kWh against a cost of 0.35โ‚ฌ per kWh for purchased energy.

  • Legal and Technical Hurdles: Observers warn that without adequate power and advanced equipment like hydro miners, it may be difficult to achieve profitability.

"Thereโ€™s no such thing as free electricity unless youโ€™re stealing it," one critic remarked, emphasizing skepticism around the business model.

Key Takeaways

  • โšก Investing in newer ASIC machines can yield better returns with reduced power interruptions.

  • ๐Ÿ”Œ Adequate power supply and technical infrastructure are essential for running a successful mining operation.

  • ๐Ÿ’ฌ Caution is advised, with many urging extensive research to avoid scams and investigate reputable sources.

The fusion of renewable energy with cryptocurrency mining presents a noteworthy opportunity, but careful planning is crucial. As energy costs fluctuate, will this entrepreneur be able to effectively convert sunshine into cryptocurrency? The unfolding situation could impact similar projects across France, driving eco-friendly initiatives.