With electricity prices rising year after year, more Delhi NCR residents are turning to solar to cut down on energy bills. But one of the first questions most homeowners and businesses ask is: How much does it actually cost to install rooftop solar in Delhi NCR in 2025?

The answer depends on a few key factors, including the size of your system, whether you’re installing on-grid or off-grid, subsidy eligibility, and installation complexity.

In this guide, we’ll break down everything you need to know about rooftop solar pricing, cost per kW, and how to get maximum value from your investment.


Average Rooftop Solar Panel Cost in Delhi NCR (2025)

As of mid-2025, here’s an approximate cost breakdown:

System SizeTotal Installed Cost (Before Subsidy)Approx. Cost per kW
1 kW₹70,000 – ₹85,000₹70,000 – ₹85,000
3 kW₹2,00,000 – ₹2,40,000₹66,000 – ₹80,000
5 kW₹3,25,000 – ₹3,75,000₹65,000 – ₹75,000
10 kW₹6,20,000 – ₹7,00,000₹62,000 – ₹70,000

These are approximate Delhi NCR rates for residential rooftop solar (on-grid) including panels, inverter, structure, cabling, and installation.


What Affects Rooftop Solar Pricing in Delhi NCR?

  • System Size: Larger systems have a lower cost per kW.
  • Type of System: On-grid is cheaper than hybrid or off-grid systems.
  • Panel Brand & Efficiency: Premium panels cost more but offer better output.
  • Inverter Type: String inverters are economical; microinverters cost more.
  • Rooftop Type & Structure: Complex rooftops or elevated structures add cost.
  • Wiring & Safety Equipment: Fire safety kits, DC cables, and conduit also impact pricing.

Want to learn the difference between solar system types? Read: Difference Between On-Grid, Off-Grid & Hybrid Solar Systems


Delhi NCR Solar Subsidy (2025) – What You Can Save

Under the updated PM Surya Ghar Muft Bijli Yojana, Delhi NCR residents may be eligible for central and state subsidies. As of 2025:

  • Up to ₹30,000 subsidy on 1–3 kW systems
  • ₹18,000 per kW for systems from 3 kW to 10 kW (approx.)
  • Special rooftop incentives in Delhi, Gurugram, and Ghaziabad under local DISCOM schemes

Explore the complete guide: Solar Subsidies in India 2025: State-Wise Incentives & How to Claim Them


Real Installation Scenarios in Delhi NCR

Scenario 1: 3kW On-Grid System for a 2BHK in Noida

  • Gross Cost: ₹2,10,000
  • Subsidy: ₹30,000
  • Net Cost: ₹1,80,000
  • Payback: ~4.5 years

Scenario 2: 5kW Hybrid System for Independent Home in Faridabad

  • Gross Cost: ₹3,60,000
  • Subsidy: ₹45,000
  • Net Cost: ₹3,15,000
  • Includes: Battery backup, lithium battery bank

How to Get the Best Rooftop Solar Price in Delhi NCR

  1. Choose a trusted EPC company like SIA Engineering that offers transparent pricing.
  2. Ensure proper site survey to avoid hidden charges.
  3. Ask for quality brands like Loom, Jakson, or Adani for panels and inverters.
  4. Go for AMC packages to reduce long-term maintenance costs.

Looking for long-term ROI? Read: Maximize Solar Panel Efficiency: The Importance of Professional Service & Maintenance


Final Thoughts: Is Rooftop Solar Worth It in 2025?

Yes — absolutely. With costs decreasing, subsidies increasing, and electricity rates rising, rooftop solar in Delhi NCR is one of the smartest investments you can make in 2025.

Want an expert quote for your home or business? Book a free site survey with SIA Engineering today.

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