A 3000 sq ft roof in Kolkata receives 4.8 hours of peak sun daily. This is a prime candidate for a 30 kW system.
Don't know your bill? Describe your home and we'll estimate it for you.
Powered by Chrome Gemini Nano • Private & Free
Prepared for property in Kolkata
April 5, 2026
| Current Monthly Bill | ₹150 |
| Electricity Rate | ₹8.9/kWh |
| Daily Peak Sun Hours | 4.8 hours |
| Location | Kolkata, India |
| Govt. Subsidy Eligible | ₹4,682PM Surya Ghar Muft Bijli Yojana |
Kolkata receives an average of 4.8 hours of sunlight per day. With current electricity rates at ₹8.9/kWh, switching to solar replaces a permanent rental cost (utility bill) with a temporary investment cost (solar system). After the 0.4-year payback period, your energy production is essentially free.
Generated by CostSmart Solar Calculator. Estimates are based on average irradiance data and standard installation costs.
Visit https://costsmart.app for live updates.