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On-Grid Solar System – Complete Guide 2026

Techno Green Solar | India's Trusted Solar EPC Company


1. What is an On-Grid Solar System?

Feature
Description
Definition
An On-Grid Solar System is connected directly to the government electricity grid.
Power Source
Generates electricity from sunlight using solar panels.
Battery Required
❌ No Battery Required
Grid Connection
✅ Connected to DISCOM Grid
Net Metering
Available for exporting extra electricity.
Electricity During Day
Solar panels supply electricity directly to your home/business.
     Electricity During Night
Power is automatically taken from the electricity grid.
Best For
Residential, Commercial, Industrial, Schools, Hospitals & Offices
Life Span
25-30 Years
Maintenance
Very Low

2. Major Components of an On-Grid Solar System

Component
Purpose
Expected Life
Solar Panels
Generate DC electricity from sunlight
25-30 Years
Solar Inverter
Converts DC into AC electricity
10-15 Years
Net Meter
Measures Import & Export Units
15-20 Years
Mounting Structure
Holds panels securely on rooftop
25 Years
DC Distribution Box
Protects DC side
20 Years
AC Distribution Box
Protects AC side
20 Years
Solar Cables
Transfers electricity safely
25 Years
Earthing Kit
Protects against leakage current
25 Years
Lightning Arrestor
Protects system from lightning
20 Years

3. How Does an On-Grid Solar System Work?

Step
Process
Step 1
Solar Panels absorb sunlight.
Step 2
Panels generate DC electricity.
Step 3
Solar Inverter converts DC into AC.
Step 4
Home appliances consume electricity.
Step 5
Extra electricity is exported to Grid.
Step 6
Net Meter records Import & Export Units.
Step 7.....
During night, electricity is automatically imported from the Grid.

4. Advantages of On-Grid Solar System

Benefit
Description
💰 Lower Electricity Bills
Save up to 90% on monthly electricity bills.
🌞 Free Solar Energy
Generate electricity for over 25 years.
🏠 Government Subsidy
Residential subsidy available under PM Surya Ghar Scheme.
🔋 No Battery Required
Lower installation and maintenance costs.
📈 Higher ROI
Investment recovery in 4-7 years.
🌍 Eco-Friendly
Reduces carbon emissions.
⚡ Net Metering..
Earn credit for extra electricity supplied to the grid.

5. Solar Subsidy for On-Grid Solar System (2026)

System Size
Government Subsidy
1 kW
₹30,000
2 kW
₹60,000
3 kW
Up to ₹78,000
Above 3 kW
Maximum subsidy generally capped at ₹78,000 (Residential)

Eligibility

Requirement
Status
Residential House
✅ Required
Rooftop Available
✅ Required
DISCOM Electricity Connection
✅ Required
Approved Solar Vendor
     ✅ Required.                    

6. On-Grid Solar System Price in India (2026)

System Size
Price Before Subsidy
Price After Subsidy*
Ideal For
1 kW
₹75,000 – ₹95,000
₹45,000 – ₹65,000
Small Home
2 kW
₹1.30 – ₹1.60 Lakh
₹70,000 – ₹1.00 Lakh
1–2 BHK
3 kW
₹1.80 – ₹2.30 Lakh
₹1.10 – ₹1.55 Lakh
2–3 BHK
5 kW
₹2.80 – ₹3.60 Lakh
₹2.10 – ₹2.85 Lakh
Large Home
10 kW
₹5.50 – ₹6.50 Lakh
Commercial Subsidy Not Applicable
Commercial & Industrial

Prices are indicative and may vary by location, brand, and installation requirements.


7. 2 kW Solar System Price in India (2026)

   Specification
  Details
Suitable For
1–2 BHK Homes
Daily Generation
8–10 Units
    Monthly Generation
240–300 Units
  Monthly Savings
₹1,500 – ₹2,500
                  Annual Savings
₹18,000 – ₹30,000
                       Price Without Subsidy
₹1.30 – ₹1.60 Lakh
     Price With Subsidy
    ₹70,000 – ₹1.00 Lakh
Required Roof Area                     
                    180–220 Sq. Ft.
  Panel Life
  25–30 Years                                
 

    


8. Return on Investment (ROI)

Parameter
Details
Initial Investment
₹1–6 Lakhs (Depending on Size)
Average Payback Period
4–7 Years
Panel Life
25–30 Years
Free Electricity After ROI
18–22 Years
Monthly Savings
₹1,000+ per kW Installed
Annual Electricity Inflation Saved             
5–7%

9. Estimated Savings

System Size
Monthly Generation
Monthly Savings
Annual Savings
25-Year Savings
2 kW
240 Units
₹2,000
₹24,000
₹6 Lakhs
3 kW
360 Units
₹2,500
₹30,000
₹7.5 Lakhs
5 kW
600 Units
₹4,300
₹51,000
₹12.9 Lakhs
10 kW
1,200 Units
₹8,800
₹1.05 Lakhs
₹26 Lakhs
20 kW
2,400+ Units
₹17,500+
₹2.1 Lakhs+
₹52 Lakhs+

Based on Techno Green Solar estimates; actual savings depend on location and electricity tariff. 


10. Why Choose Techno Green Solar?

Our Strength
Benefits to Customers
25+ MW Installed
Proven installation experience
100+ Happy Customers
Trusted solar partner
15+ Years Team Experience
Expert engineering support
Premium Solar Brands
High-quality components
Complete EPC Services
Survey to commissioning
Subsidy Assistance
Complete documentation support
Net Metering
End-to-end approval process
Financing Options
Easy EMI solutions
Annual Maintenance
Long-term system care
Pan India Service
Residential, Commercial & Industrial projects

11. Why Homeowners & Businesses Choose On-Grid Solar

Reason
Benefit
Lower Electricity Bills
Save up to 90% every month
Government Incentives
Residential subsidy support
Better ROI
Investment recovered within 4–7 years
Reliable Technology
25–30 years of clean energy
Low Maintenance
No battery replacement costs
Environment Friendly
Reduce carbon footprint and support sustainability

Techno Green Solar – Powering India with Clean Energy

      Contact Information
Details
Company Name         
Techno Green Solar
Services
Residential, Commercial & Industrial Solar EPC Solutions
Phone
+91 99104 48685, +91 93118 91075
Email
Website
Support
Free Site Survey, Design, Installation, Net Metering, Subsidy Assistance & AMC
 
 2026-06-26T05:13:33

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