SOLAR CALCULATOR

Turn your electricity bill
into a solar plan.

Get a quick indicative system size, generation estimate, roof area and residential subsidy.

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SOLAR REQUIREMENT ESTIMATOR

Size your rooftop in seconds.

Uses an indicative yield of 4 units per kW per day. Final sizing depends on roof orientation, shade, sanctioned load and your 12-month consumption.

RECOMMENDED ON-GRID CAPACITY
3.5kW

Designed to cover approximately 375 units of average monthly consumption.

Estimated generation420 units / month
Annual clean energy5,040 units / year
Indicative roof area280–350 sq ft
Central subsidy*Up to ₹78,000
WHAT IT COSTS AND SAVES
Indicative system cost₹1.93 lakh
Net cost after subsidy₹1.15 lakh
Estimated monthly saving₹3,000
Payback period3.2 years

Over 25 years that is roughly ₹7.86 lakh saved and 3.6 tonnes of CO₂ avoided each year.

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*Residential eligibility and subsidy are subject to current PM Surya Ghar rules and DISCOM approval. Costs and savings are indicative Kota-region figures that vary with structure, brand and roof conditions; savings assume your current tariff. This is an estimate, not a quotation.
HOW THE ESTIMATE WORKS

Useful first answer.
Engineering follows.

The calculator uses an indicative Kota-region yield of four units per installed kW per day. Your final design is checked against the last twelve months of billing, sanctioned load, usable roof area, orientation and shade.

  • Bill-based or unit-based sizing
  • Indicative 80–100 sq ft per kW
  • Current residential subsidy slabs shown with a clear disclaimer