Solar Installation Company in Chennai — Zero Bill, Real Savings
Authorised Tata Solar dealer · MNRE-Approved · PM Surya Ghar Subsidy · 25-Year Warranty · 500+ installations. Among the most trusted solar companies in Chennai, Tiruvallur, Vellore, Kancheepuram & more.
End-to-end solar solutions for every roof
From 1kW homes to 100kW factories — installed, financed and maintained by Tamil Nadu's local solar experts.
Residential Rooftop Solar
1kW – 10kW systems for homes with PM Surya Ghar subsidy filing.
Commercial & Industrial
10kW – 1MW with 40% Accelerated Depreciation benefit.
Agricultural Solar Pump
PM-KUSUM 60% subsidy for 3HP / 5HP / 7.5HP pumps.
Hybrid + Battery Backup
24×7 power even during TANGEDCO outages.
Solar Water Heater
100L – 500L thermosiphon systems for homes & hotels.
Annual Maintenance (AMC)
Quarterly cleaning, inverter health, performance reports.
Check our latest installations
Geo-tagged photos from real Gensolar rooftops across Chennai and Tamil Nadu.
Get Up to ₹78,000 Government Subsidy
Tamil Nadu homeowners with TANGEDCO connections under 10kW qualify. We file the entire application for you.
See exactly what solar will save you
Enter your monthly bill and we'll show you system size, government subsidy and 25-year savings.
See your savings in 30 seconds
Based on TANGEDCO ₹8/unit average tariff & PM Surya Ghar subsidy slabs.
20.6% (mono PERC) · 25 yr performance / 10 yr product
Indicative — actual rates depend on bank/NBFC. We help you apply for SBI, Canara, HDFC & PSB rooftop solar loans.
Note: TANGEDCO issues bills every 2 months — enter your full bill amount above if using bi-monthly mode.
Get Detailed QuoteStart Your Own Solar Business
Exclusive district franchise. ₹50K–₹2L monthly earning potential. Full training & lead support.
Become a FranchiseeTalk to a Solar Expert
Free site survey, custom quote, and subsidy estimate within 2 hours.
Book Free Site VisitLocal experts. National standards.
Backed by Tamil Nadu engineers, certified equipment and a service team that actually picks up the phone.
Local Tamil Nadu Expertise
Engineers based in Chennai who understand TANGEDCO net-metering inside-out.
MNRE Approved Equipment
Tier-1 panels (Waaree, Adani, Vikram) & approved string inverters only.
End-to-end Subsidy Filing
We handle the National Portal application from start to disbursement.
Free Site Survey
Drone shadow analysis + structural check before you commit.
EMI & Loan Options
0% EMI partnerships with HDFC, SBI and Bajaj Finserv.
5-Year Workmanship AMC
Quarterly cleaning + remote performance monitoring included.
9 districts across Northern Tamil Nadu
Same-week site survey across our service area.
GenSolar Energy is an authorised Tata Solar dealer and rooftop solar installation company serving Chennai, Tiruvallur, Kancheepuram, Vellore, Chengalpattu and Viluppuram, with 500+ installations, MNRE approval and a 25-year warranty.
What Tamil Nadu homeowners say about Gensolar
I installed 2kw and 3kw solar panel for two different meter 30days before. Now after 30day solar produced 850units. Gensolar person response is very fast in installation, wiring and earthing done well. I received subsidiary in 25days from the net meter (solar meter) fixed.
நான் இந்த மாதம் (ஜூலை 2026), சென்னையிலுள்ள ஜென் சோலார் எனர்ஜி நிறுவனத்தின் மூலமாக 3.3 kW சோலார் பேனல்-ஐ என் வீட்டில் நிறுவினேன். உண்மையில், எந்த விவரமும் தெரியாமல் அவர்களை அணுகினேன். ஆனால், எனக்கு முழுமையான தகவல்களையும் சோலார் பேனல் பலனையும் விளக்கி உதவினார்கள். வங்கி கடன் உதவி, EB அலுவலக விண்ணப்பங்…
I have recently installed solar panels at my home in Chennai through Gensolar agency, under the central government subsidy. I got in touch with Gopala Krishnan who guided me through the entire process. The response from him was instant and it gave me confidence. Within minutes I submitted my documen…
My name is Shankar from Selaiyur, Chennai. On 3rd Jan '26 itself solar shipments got delivered. On 5th Jan '26 after 9AM requested to start the installation but the Gensolar team of Mr. Tezan, Mr. Gokul, Mr. Sagadevan and Mr. Arvind reported 30 minutes in advance itself. Started working at 0905 hrs…
Recently I have installed 5.8 kW TATA panels from Gensolar. I would like to sincerely thank the entire solar group for the excellent work done in installing the solar panels at my home. The installation was carried out professionally, neatly, and within the promised time. Your team was supportive, k…
I was very doubtful about installing solar panels for home. But the representatives in Gensolar gave a clear image of how it will work and the cost involved. Once we agreed to the terms the installation was done on time as informed and the things involving TNEB went hassle-free as Gensolar did all t…
Thank you so much Gensolar Energy. Last week we installed solar panels in my house — it is very good and useful to me. They do this process immediately and they follow up each and every thing properly. Really I am very happy.
Good service and owner possesses good knowledge on the solar system and business model. Rgds, Moorthy Thirumullaivoyal.
We are happy with the services given by Gensolar. Will recommend more people to get the best of solar power services in Tamil Nadu.
Your follow-up is very excellent. Service also very fast. Thank you so much for your super service 👍
Great team to work with — detailed technical and financial approach at each stage of implementation.
Excellent service, friendly customer service.
Good 💯
I installed 2kw and 3kw solar panel for two different meter 30days before. Now after 30day solar produced 850units. Gensolar person response is very fast in installation, wiring and earthing done well. I received subsidiary in 25days from the net meter (solar meter) fixed.
நான் இந்த மாதம் (ஜூலை 2026), சென்னையிலுள்ள ஜென் சோலார் எனர்ஜி நிறுவனத்தின் மூலமாக 3.3 kW சோலார் பேனல்-ஐ என் வீட்டில் நிறுவினேன். உண்மையில், எந்த விவரமும் தெரியாமல் அவர்களை அணுகினேன். ஆனால், எனக்கு முழுமையான தகவல்களையும் சோலார் பேனல் பலனையும் விளக்கி உதவினார்கள். வங்கி கடன் உதவி, EB அலுவலக விண்ணப்பங்…
I have recently installed solar panels at my home in Chennai through Gensolar agency, under the central government subsidy. I got in touch with Gopala Krishnan who guided me through the entire process. The response from him was instant and it gave me confidence. Within minutes I submitted my documen…
My name is Shankar from Selaiyur, Chennai. On 3rd Jan '26 itself solar shipments got delivered. On 5th Jan '26 after 9AM requested to start the installation but the Gensolar team of Mr. Tezan, Mr. Gokul, Mr. Sagadevan and Mr. Arvind reported 30 minutes in advance itself. Started working at 0905 hrs…
Recently I have installed 5.8 kW TATA panels from Gensolar. I would like to sincerely thank the entire solar group for the excellent work done in installing the solar panels at my home. The installation was carried out professionally, neatly, and within the promised time. Your team was supportive, k…
I was very doubtful about installing solar panels for home. But the representatives in Gensolar gave a clear image of how it will work and the cost involved. Once we agreed to the terms the installation was done on time as informed and the things involving TNEB went hassle-free as Gensolar did all t…
Thank you so much Gensolar Energy. Last week we installed solar panels in my house — it is very good and useful to me. They do this process immediately and they follow up each and every thing properly. Really I am very happy.
Good service and owner possesses good knowledge on the solar system and business model. Rgds, Moorthy Thirumullaivoyal.
We are happy with the services given by Gensolar. Will recommend more people to get the best of solar power services in Tamil Nadu.
Your follow-up is very excellent. Service also very fast. Thank you so much for your super service 👍
Great team to work with — detailed technical and financial approach at each stage of implementation.
Excellent service, friendly customer service.
Good 💯
Everything you need to know
Free site survey + instant quote
Fill the form and our Tamil Nadu team will call you within 2 hours with a custom proposal and subsidy estimate.
- No-obligation quote
- PM Surya Ghar filing included
- EMI options from ₹2,499/month