Solar Calculator India 🇮🇳

The most accurate Solar Calculator India. Calculate System Size, Cost, Subsidy & Savings. Updated for PM Surya Ghar 2026.

Explore Our Solar Calculators

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Solar Panel Price List
1kW to 10kW price list with PM Surya Ghar subsidy.
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Solar Cost Calculator
Estimate installation cost & net price after subsidy.
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Rooftop Subsidy Check
Govt eligibility for Residential & Societies.
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State-Wise Subsidy
Specific schemes for Rajasthan, Gujarat, etc.
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ROI Calculator
Payback period & lifetime savings analysis.
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Lifetime Savings
Total money saved over 25 years.
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Net Metering
Bill reduction via export to grid.
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Plant Size Calculator
Calculate kW needed based on your bill.
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Panel Requirement
Number of panels based on roof area.
Inverter Sizing
Select the right inverter for your load.
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Battery Backup
Calculate Ah needed for night usage.
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Depreciation Calc
Calculate tax savings & accelerated depreciation.
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On-Grid System
Grid-tied system calculations.
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Off-Grid System
Battery-based standalone systems.
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Hybrid System
Best of both worlds (Grid + Battery).
Load Calculator
Calculate kW from appliances (AC, Fan, etc).
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Residential Solar
For individual homes and societies.
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Commercial Solar
For offices, factories, and schools.
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Agricultural Pump
Solar water pump sizing for farmers.
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Water Heater Calc
Liters (LPD) needed for your family.
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Maintenance Services
Cleaning, Repair & AMC near you.
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Restaurant Solar
ROI for cafes, hotels & restaurants.
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Industrial Solar
For factories & large industrial units.
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Manufacturing
Savings for FMCG & assembly lines.
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Hospital Solar
Energy solutions for healthcare.
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School Solar
For colleges & educational institutes.
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Hotel Solar
Solar ROI for the hospitality sector.
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Warehouse Solar
For cold storage & logistics hubs.

🛠️ Solar Panel Maintenance & Cleaning Services

Maximize your solar generation! Find verified professionals for Deep Cleaning, System Repair, and Annual Maintenance (AMC) in your city.

Find Services Near Me

Why Use Our Solar Calculator India?

Switching to solar energy is a major financial decision. Our Solar Calculator India is designed to help you make an informed choice by providing the most accurate estimates for solar system size, rooftop solar pricing, and government subsidies.

Using a reliable solar calculator is the first step towards energy independence. Whether you are looking for a basic solar calculator to estimate your savings or a detailed solar calculator india specific tool for PM Surya Ghar benefits, we have you covered.

Key Features of Our Calculators

How Manual Calculation Works

If you want to do a rough calculation yourself, here is the formula used by solar installers in India:

System Size (kW) = Monthly Units Consumed / 120

For example, if your bill is for 480 units, you need approximately 4kW of solar capacity (480 / 120 = 4kW). However, roof area and shadow analysis are also crucial factors that our advanced calculators take into account.

Types of Solar Systems Covered

We provide tools for all three major types of solar installations:

  1. On-Grid Solar: Best for cities. Works with the grid and offers net-metering.
  2. Off-Grid Solar: Best for villages or areas with frequent power cuts. Comes with battery backup.
  3. Hybrid Solar: The premium option that offers both grid connectivity and battery backup.