Back to estimator Comprehensive solar calculator
Plan your rooftop solar system with accurate Indian benchmarks.
Covers system sizing, roof area, PM Surya Ghar subsidy eligibility, net metering savings, payback period, and environmental impact for homes and businesses.
SolarWale — Solar System ReportGenerated 21 May 2026
Your details
Calculations use Madhya Pradesh solar irradiance (~4.8 peak sun hours/day) and MPEB domestic tariff.
Recommended system4 kW
Daily generation19 units
Monthly generation576 units
Bill offset98%
Your consumption588 units/mo
System specificationsHardware details
Panels (545W each)8 panels
Roof area required400 sq ft
Inverter capacity5 kVA
Max from your roof4 kW
Financial summaryInvestment & returns
Gross system cost₹ 2,32,000
PM Surya Ghar subsidy– ₹ 78,000
Net cost after subsidy₹ 1,54,000
Monthly savings₹ 4,896
Annual savings₹ 58,752
Payback period2.6 years
25-year savings₹ 14,68,800
System warranty25 years
Environmental impactAnnual contribution
CO₂ avoided / year5,668 kg
Equivalent trees255 trees
PM Surya Ghar Muft Bijli Yojana
Central government subsidy of ₹30,000/kW for first 2 kW + ₹18,000/kW for 3rd kW (max ₹78,000). Applicable to residential grid-connected rooftop systems only. Net metering allows you to export surplus units to the grid.
What's included in a SolarWale roof audit
Bill and consumption analysis Shadow mapping (all seasons) Roof structure and access check Panel layout and row design Inverter and cable route plan Subsidy eligibility verification Net metering application support Earthing and safety compliance Generation monitoring setup AMC and maintenance schedule