ROI Setup In-Progress
This unlocks payback, NPV, IRR & CO₂ savings.
🧮 How to Use (Step-by-Step)
- Enter monthly PHCN bill + generator fuel cost (₦/month)
- Input solar system cost (or import from Budget Planner)
- Set expected lifespan (10–25 years) + discount rate (inflation)
- Click “Calculate ROI” — get payback period, NPV, IRR, CO₂ saved 📊
- Download investor-ready report (PDF) for loans or partners 📄
① PHCN+Fuel ✅
② System Cost ⏳
③ Lifespan & Rate 🔧
④ Calculate 📊
⑤ Download 📤
Estimate Your Solar ROI (₦) – Nigeria Edition
Total cost including panels, battery, inverter, and installation.
Estimated yearly savings from diesel, generator maintenance, and PHCN bills.
Expected yearly increase in diesel and electricity prices (Nigerian market average: 5–8%).
How many years you want to project your savings.
❓ FAQ
Does it include generator maintenance costs?
Yes — oil changes, servicing, part replacements — all factored in for true cost comparison.
What’s NPV and IRR?
NPV = Net Present Value (profit in today’s naira), IRR = Internal Rate of Return (% gain/year). We explain both simply.
Can I calculate for commercial use?
Yes! Toggle “Residential” or “Commercial” — we adjust usage patterns & tariff structures.
🧑🏿🔧 Need Help?
Chukwuka Asogwa — Solar Support Specialist
Mon – Fri, 8AM – 5PM · 📞 09015929906
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💬 What Users Say
“We used this ROI tool before buying a 10kW system. The payback math matched our bills within 2 months.”
— Amaka E., Abuja
“It convinced my partners. We attached the PDF report to our loan application and got approval fast.”
— KC Ventures, Lagos
“Clear, Nigerian-specific numbers. Diesel + PHCN escalations were spot on. Highly recommend.”
— Chinedu O., Enugu