Solar Calculator India 2026 🇮🇳

The most accurate Solar Calculator India. Complete estimation of your solar System Size, Setup Cost, Government Subsidy, and Lifetime Savings. Updated for PM Surya Ghar 2026.  → View All Calculators

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.
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Solar Loan EMI
EMI calculator for 7 major banks & NBFCs.
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Solar for EV
Panels needed to charge your electric vehicle.
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Carbon Footprint
CO₂ saved & trees equivalent over 25 years.
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Roof Area Calculator
Panel layout planner for your rooftop space.
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Tilt Angle Calculator
Optimal panel tilt for maximum energy output.
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String Sizing
Series/parallel string config for your inverter.
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Wire Sizing
Cable gauge calculator for safe DC/AC wiring.
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OPEX vs CAPEX
Compare ownership vs rental model ROI.
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Proposal Generator
Generate client proposals with one click.
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Solar Panel Price List
Brand-wise ₹/Watt rates — Adani, Waaree, Tata & more.
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1HP Water Pump Solar
Panels & cost for a 1HP agricultural water pump.
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Solar for 1.5 Ton AC
How many panels to run a 1.5-ton air conditioner.
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PM KUSUM Scheme
Eligibility, subsidy & application guide for farmers.
1kW Solar Price
Cost after ₹30,000 PM Surya Ghar subsidy.
2kW Solar Price
Cost after ₹60,000 PM Surya Ghar subsidy.
3kW Solar Price
Cost after ₹78,000 PM Surya Ghar subsidy.
4kW Solar Price
Full breakdown with subsidy & installation cost.
5kW Solar Price
Most popular home system — ₹1.72L after subsidy.
6kW Solar Price
₹2.52 Lakh after ₹78,000 subsidy.
7kW Solar Price
₹2.87 Lakh after ₹78,000 subsidy.
8kW Solar Price
₹3.52 Lakh after ₹78,000 subsidy.
9kW Solar Price
₹4.12 Lakh after ₹78,000 subsidy.
10kW Solar Price
₹4.72 Lakh after ₹78,000 subsidy.
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Business ROI Calculator
40% accelerated depreciation & 10-yr cash flow for businesses.
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Before/After Bill Simulator
See your monthly bill drop with solar — 12-month chart.
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Panel Degradation Estimator
25-year output loss & cleaning ROI calculation.

Explore More Solar Resources

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Find Solar Installers

Browse verified solar installers near you. Filter by state, city & ratings.

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Solar Marketplace

Shop solar panels, inverters, batteries & accessories from verified vendors.

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Community Forum

Ask questions, share experiences & get advice from solar experts.

DISCOM Tariff Database

Latest electricity tariff rates for all 38 DISCOMs across India.

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PM Surya Ghar Guide

Step-by-step application guide for rooftop solar subsidy up to ₹78,000.

🌏 Available in Your Language

Solar calculators and guides in regional Indian languages

🇮🇳 हिन्दी ગુજરાતી मराठी தமிழ் తెలుగు

🛠️ Solar Panel Maintenance & Cleaning Services

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

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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.

Solar in Your City

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