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Rooftop solar panel array in Chennai priced per kilowatt
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Installed cost per kW, what the ₹78,000 subsidy leaves you paying, and payback by system size.

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Residential rooftop solar installation on a Chennai house terrace
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Rooftop systems for Chennai homes, sized against your bill and your sanctioned load.

Commercial rooftop solar arrays across warehouse roofs in Chennai
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Higher tariffs, accelerated depreciation and green audit certification. Usually a faster payback than a home.

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On-grid, off-grid or hybrid. Which one your site actually calls for.

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Standalone lighting for gated communities, factory perimeters, schools and layouts. No meter, no TANGEDCO file.

Rooftop solar array in Chennai claimed under the PM Surya Ghar subsidy
Subsidy and approvals →

Up to ₹78,000 from PM Surya Ghar, and the TANGEDCO file we handle for you.

Rooftop solar installation in Chennai eligible for the PM Surya Ghar subsidy PM Surya Ghar in Tamil Nadu ₹30,000 / ₹60,000 / ₹78,000 slabs Rooftop solar installation connected under TANGEDCO net metering TANGEDCO net metering Four to eight weeks, filed by us Homeowner reviewing solar subsidy documents with an engineer Eligibility and documents What to keep ready before applying
! A state top-up to ₹1 lakh was announced on 5 August 2026 but is not claimable yet. The checklist below is the PM Surya Ghar and TANGEDCO file.
Solar engineer reviewing rooftop generation data on a tablet

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Rooftop solar installation in Chennai by Blues Renewables
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What changes from one part of the city to the next, and which areas we survey.

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Call +91 98841 07170

Solar Panel Installation in Purasawalkam

Shop or home connection modelled side by side, because the subsidy sits on one and the higher tariff on the other

Purasawalkam is old Chennai retail with residences stacked above it. A shop at street level, a family upstairs, sometimes a tenant on the floor between. For solar that mixed-use pattern raises two questions at once: who controls the roof, and which tariff the system is actually offsetting.

Installing across Chennai since 2020

Two years free maintenance included

Subsidy and TANGEDCO paperwork filed by us

Free site survey and energy audit, no obligation

Rooftop solar panels being installed on a building in Chennai

Free, no obligation

Book a free survey in Purasawalkam

1 working day

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The short answer

Looking for a solar panel installation company in Purasawalkam?

Blues Renewables is a solar panel installation company working in Purasawalkam and across Chennai since 2020. We install rooftop solar for homes, apartments, businesses and industrial units, handle the PM Surya Ghar subsidy of up to ₹78,000 for households and the TANGEDCO net metering application end to end, and include two years of free maintenance with every installation.

Local proof

A recent installation in Purasawalkam

Rooftop solar panels being installed on a building in Chennai

Project record

System size e.g. 5 kW
Sub-locality e.g. Purasawalkam High Road
Roof type e.g. RCC terrace
Bill before e.g. ₹4,200 per cycle
Bill after e.g. ₹350 per cycle
Commissioned e.g. March 2026

The local picture

Mixed use buildings and two questions at once

Purasawalkam’s characteristic building is mixed use: commercial at street level with residential above, frequently in the same family’s ownership and frequently with separate electricity connections for each. That creates two questions that have to be answered together, because the answers interact. Who has documented rights to the terrace, and which service connection, on which tariff category, will the system serve.

Why the tariff category question matters as much as the roof

A domestic connection

Qualifies for the PM Surya Ghar subsidy of up to ₹78,000, and for one-for-one net metering.

A commercial connection

Receives no subsidy, but the business can claim accelerated depreciation of up to 40% in the first year plus GST input credit, and it is generally on net feed-in rather than net metering.

The connection the system serves determines which regime applies

So in a mixed-use building this is a genuine decision rather than a formality.

The commercial tariff is higher

So a unit displaced on the shop connection saves more than a unit displaced on the residential one, though the subsidy sits on the other side. Which is better depends on your consumption split and your tax position, and we set out both at the survey.

Often the harder question

Who has rights to the terrace

Where a building has been divided between family members or partially let, the terrace may be shared, undivided or held by one party while another holds the connection. Written consent from co-owners is generally needed, and obtaining it before design is far easier than afterwards.

Physically

Dense old stock, and realistic sizing

Narrow plots, buildings close together, usable shade-free area well below terrace measurement, and narrow lanes affecting material access. Realistic sizing here is typically 2 kW to 3 kW. Retail load is evening-weighted, so a system on the shop connection covers daytime cooling and lighting rather than the trading peak.

Areas we cover around Purasawalkam: Purasawalkam High Road, Kellys, Jamalia approach, Chetpet border, Ayanavaram, the Gangadeeswarar Koil Street area.

All areas we cover in Chennai →

Not sure what your site can carry?

Send us your last electricity bill on WhatsApp and we will come back with an indicative system size and what it would offset. No visit needed for that first answer.

WhatsApp 98841 07170 Book a free survey

Residential

Solar for Purasawalkam homes

Residential portions

Of mixed-use buildings, typically supporting 2 kW to 3 kW once usable area is measured.

Divided family properties

Need the roof ownership and consent question answered before design.

Apartment blocks

Where present, following the association route.

Older properties

Frequently have sloped or tiled sections requiring pitch mounting.

Get a free roof survey →

Commercial and industrial

Solar for Purasawalkam businesses

Purasawalkam’s retail base is long established and dense.

Jewellery, textile and general retail

High display lighting and cooling loads with evening-weighted trading, so solar covers the daytime portion.

Mixed-use buildings

Where the connection and tariff decision determines the subsidy route.

Small offices and service businesses

Above retail frontage.

Clinics and practices

Good daytime match and commercial tariffs.

Request an energy audit →

What we install

What we install in Purasawalkam

Solar for retail showrooms Rooftop and carport options where roof area is limited Read more → Commercial solar EPC Turnkey installations for offices, showrooms and institutions Read more → Rooftop solar for homes Systems from 1 kW to 10 kW, sized to your actual consumption Read more → Solar for independent houses Elevated structures up to 9 feet that keep your terrace usable Read more → Solar for apartments and societies Common area systems with the ₹18,000 per kW society subsidy Read more → PM Surya Ghar subsidy Up to ₹78,000 for homes, filed and followed through by us Read more → Solar panel prices What a system costs in Chennai, by size Read more → Solar calculator Enter your bill, see your system size and payback Read more →

The process

How installation works

1

Free site survey

Shade-free roof area measured across the day, structure checked, connection name and sanctioned load confirmed.

2

Design and itemised quotation

Sized against twelve months of consumption, with every component named.

3

Approvals filed

PM Surya Ghar and TANGEDCO net metering, plus load enhancement or phase conversion in parallel where needed.

4

Installation

One to three days for a residential system, carried out by our own team rather than subcontracted.

5

Inspection and commissioning

TANGEDCO inspects, both meters go in, the system goes live.

6

Subsidy tracked to your account

And two years of maintenance included from commissioning.

We check the name on your electricity connection at the survey, because a mismatch stops more applications than any technical issue. See what to keep ready.

Free, no obligation

Book a free survey in Purasawalkam

Shop below, home above, and unsure which to connect?

That is a real decision with real money on it. We model both rather than defaulting to whichever is convenient.

What happens after you send your details

  1. We call you within one working day, and an engineer rather than a salesperson attends the site.
  2. The survey is free. We measure usable area and shading, check your connection and sanctioned load, and photograph the site.
  3. You get an itemised quotation naming every component and brand, with the subsidy or depreciation position set out.
  4. No obligation at any point. If solar does not make sense for your property, we will say so.

Request received

Thanks, {{ leadName }}.

We will call {{ leadMobile }} within one working day to fix a time. An engineer attends the site, not a salesperson.

Send your bill on WhatsApp

We will call you within one working day. Your number stays with us and is never sold.

Common questions

Solar in Purasawalkam, common questions

It depends on your consumption split and your tax position, and it is a genuine decision. A domestic connection qualifies for the PM Surya Ghar subsidy of up to ₹78,000 and one-for-one net metering. A commercial connection gets no subsidy but the business can claim accelerated depreciation and GST input credit, and commercial tariffs are higher so each displaced unit saves more. We set out both at the survey.

Yes, but the roof ownership needs settling first. A solar system requires documented rights to the terrace and is tied to a specific service connection, so where a property has been divided, the applicant, the connection and the roof rights all need to align. Written consent from co-owners is usually required.

Part of it. Retail trading here extends well into the evening, and display lighting and cooling peak after sunset, while solar generates for roughly five effective hours around midday. Daytime cooling and lighting load is worth displacing, but expect a meaningful reduction rather than elimination, particularly given the limited roof area on these plots.

Six to ten weeks from survey to a live, net-metered system, with TANGEDCO approval and meter installation the main variable. The installation itself is one to three days for a residential system, and longer for a commercial or industrial project.

Yes. We file the PM Surya Ghar application and the TANGEDCO net metering application, follow both through the section office, and track the subsidy to your bank account. We also check the name on your electricity connection at the survey, since a mismatch stops applications more often than any technical issue.

Two years of free maintenance from commissioning, covering panel cleaning, annual inspection of connections and structure, generation monitoring and warranty coordination with the manufacturer.

Long tail coverage

Areas we cover around Purasawalkam

Purasawalkam High Road Kellys Jamalia approach Chetpet border Ayanavaram the Gangadeeswarar Koil Street area

Not listed? We survey across Chennai and the surrounding districts. Call and we will tell you straight away whether we can reach your site this week.

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