5 kW Solar System · October 2026
5kW Solar System Price in India
A 5 kW rooftop system costs about ₹2.75 lakh – ₹3.3 lakh — or ₹1.97 lakh – ₹2.52 lakh after the ₹78,000 PM Surya Ghar subsidy. It makes around 600 units a month.
- Installation & GST included
- Subsidy paperwork handled
At a Glance
5 kW Solar System: Key Numbers
- Price before subsidy₹2.75 lakh – ₹3.3 lakh
- PM Surya Ghar subsidy₹78,000
- Generation~600 units / month
- Roof area needed~500 sq. ft.
- Bill savings~₹4,200 / month
- Payback period~4.5 years
Indicative market prices as of October 2026, not a quote. Savings assume ₹7/unit and that you use all the power the system makes.
Who Should Install a 5 kW Solar System?
A 5 kW system suits a larger home or bungalow with a monthly bill of about ₹4,000–₹6,000 (500–650 units). On a typical day it can run everything a 3 kW system runs, plus two or three ACs, a geyser and a water pump. If your bill is higher or lower, the solar calculator will suggest the right size.
What’s Included in the 5 kW Price
- Solar panels — DCR (Made-in-India) Mono PERC or TOPCon panels, as the subsidy requires.
- Inverter — a 5 kW on-grid string inverter that feeds your home and exports the surplus.
- Mounting structure — galvanised steel, designed for your roof and local wind speeds.
- Wiring and protection — DC/AC cables, earthing, lightning arrester and distribution boxes.
- Installation, net meter and paperwork — DISCOM approval, net-metering and the subsidy application.
5 kW Solar System Price With Subsidy
Under PM Surya Ghar: Muft Bijli Yojana, a 5 kW system on an eligible home gets ₹78,000 central subsidy, credited to your bank account about a month after commissioning. That brings the effective price down to about ₹1.97 lakh – ₹2.52 lakh.
5 kW Solar System Savings and Payback
Making about 600 units a month, a 5 kW system saves roughly ₹4,200 a month at ₹7 a unit. After subsidy it pays for itself in about 4.5 years, and over 25 years saves an estimated ₹17.18 lakh as grid tariffs rise.
Compare
Price of Other System Sizes
| System size | Price before subsidy | PM Surya Ghar subsidy | Price after subsidy | Units / month |
|---|---|---|---|---|
| 1 kW | ₹65,000 – ₹80,000 | − ₹30,000 | ₹35,000 – ₹50,000 | ~120 |
| 2 kW | ₹1.25 lakh – ₹1.5 lakh | − ₹60,000 | ₹65,000 – ₹90,000 | ~240 |
| 3 kW | ₹1.75 lakh – ₹2.1 lakh | − ₹78,000 | ₹97,000 – ₹1.32 lakh | ~360 |
| 4 kW | ₹2.3 lakh – ₹2.75 lakh | − ₹78,000 | ₹1.52 lakh – ₹1.97 lakh | ~480 |
| 5 kW | ₹2.75 lakh – ₹3.3 lakh | − ₹78,000 | ₹1.97 lakh – ₹2.52 lakh | ~600 |
| 6 kW | ₹3.25 lakh – ₹3.9 lakh | − ₹78,000 | ₹2.47 lakh – ₹3.12 lakh | ~720 |
| 8 kW | ₹4.2 lakh – ₹5 lakh | − ₹78,000 | ₹3.42 lakh – ₹4.22 lakh | ~960 |
| 10 kW | ₹5 lakh – ₹6 lakh | − ₹78,000 | ₹4.22 lakh – ₹5.22 lakh | ~1200 |
FAQ
5 kW Solar System Questions
What is the price of a 5 kW solar system in India?
A complete 5 kW on-grid rooftop solar system typically costs ₹2.75 lakh – ₹3.3 lakh including panels, inverter, structure, installation, net meter and GST (October 2026). After the ₹78,000 PM Surya Ghar subsidy, an eligible home pays about ₹1.97 lakh – ₹2.52 lakh.
How much subsidy is available on a 5 kW solar system?
₹78,000 central subsidy for an eligible home under PM Surya Ghar: Muft Bijli Yojana — the maximum the scheme pays. Special-category states get 10% more, and some states add their own incentive.
How many units does a 5 kW solar system generate?
About 20 units a day, or roughly 600 units a month averaged over the year, in most of India. Output is higher in summer and lower in the monsoon.
How much roof space does a 5 kW solar system need?
About 500 sq. ft. of shade-free roof — roughly 100 sq. ft. per kW. With high-wattage panels it can be a little less.
What can a 5 kW solar system run?
It suits a larger home or bungalow with a monthly bill of about ₹4,000–₹6,000 (500–650 units). In a typical day it can run everything a 3 kW system runs, plus two or three ACs, a geyser and a water pump.
What is the payback period of a 5 kW solar system?
At ₹7 a unit, a 5 kW system saves about ₹50,400 a year, so it pays for itself in roughly 4.5 years after subsidy — and then keeps saving for the rest of its 25-year life.
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- PM Surya Ghar YojanaUp to ₹78,000 subsidy — eligibility and how to apply.Read more