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October 24, 2025ROOFTOP SOLAR FOR FARMS: INVEST ONCE, ACHIEVE ENERGY INDEPENDENCE, AND EARN HUNDREDS OF MILLIONS Monthly
Operational costs represent one of the biggest burdens for large-scale livestock and production farms. Cooling systems, ventilation fans, water pumps, and lighting consume enormous amounts of electricity, pushing power bills into the range of hundreds of millions or even billions of VND annually.
However, a smart investment trend is surging, enabling farm owners to not only eliminate the heavy cost of electricity but also turn their roof space into a profitable asset: Installing Rooftop Solar PV (Photovoltaic).
Achieve Energy Independence and Breakthrough Cash Flow: Real-World Figures
Rooftop solar isn’t just a green solution; it’s an excellent financial strategy. The following success stories clearly illustrate this dual benefit:
1. From a $72,000/Year Bill to Net Zero: The Large-Scale Pig Farm
- The Challenge: Before 2020, the owner of a large pig farm in Sơn La with over 10,000 sows had to pay around 150 million VND (approx. $6,000) for electricity every month (equivalent to $72,000 annually).
- The Lenx-Energy Solution: The farm invested in a 1.4 MW rooftop solar system with a total cost of nearly 16 billion VND (approx. $640,000).
- The Result: The farm now operates 24/7 and effectively spends zero net money on electricity. Furthermore, by selling surplus power back to the grid, the owner generates an income of 180 – 200 million VND (approx. $7,200 – $8,000) monthly.
- Net Profit: After offsetting consumed electricity costs, the farm earns a net profit of over 100 million VND (approx. $4,000) per month from selling surplus power.
- Net Profit: After offsetting consumed electricity costs, the farm earns a net profit of over 100 million VND (approx. $4,000) per month from selling surplus power.
ROI Efficiency: Despite carrying bank loans, the projected payback period is only about 8 years. Without the loans, the capital recovery time would be as short as 5.5 years.
2. 2.4 MW Roof Generates $24,000/Month: The Cold Coop Model
- The Challenge: A cold-coop chicken farm in Đắk Lắk faced electricity costs of approximately 60 million VND (approx. $2,400) per month.
- The Lenx-Energy Solution: The farm invested in a high-capacity 2.4 MW rooftop solar system (with a total capital investment of nearly 30 billion VND, approx. $1.2 million).
- The Result: The solar power source meets most of the daytime demand (using only 5-10% of the installed capacity), halving the original electricity bill. More importantly, the massive surplus power sold to the grid brings in an impressive income of approximately 600 million VND (approx. $24,000) every month.
- ROI Efficiency: Despite a significant bank loan, the owner expects to recover the investment in about 8 years.
Your Strategic Partner for Farm Energy Solutions
These cases are not exceptions; they represent the shared potential of every large-roofed farm. With electricity prices trending upwards and the government actively encouraging the self-consumption model (with draft policies proposing financial support for PV and Battery Energy Storage Systems), this is the golden time to act.
Lenx-Energy provides comprehensive Rooftop Solar solutions, ensuring:
- Optimized Capacity and Design: We guarantee your system is designed to maximize electricity production efficiency on your available roof area.
- Quality and Durability: We use international-standard equipment, ensuring a system lifespan of 25-30 years, protecting your long-term investment.
- Legal and Regulatory Support: We provide consultation and complete the necessary technical procedures for selling surplus power to the grid (in compliance with current regulations) and maximizing state support policies.
- Effective ROI: We create detailed financial modeling, clearly showing your path to rapid capital recovery and a stable, profitable cash flow for the future.
Contact Lenx-Energy today for a free consultation on the ideal solar power solution for the scale of your farming operation.




