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.
From ₹3,200/month to ₹190/month
My TANGEDCO bill dropped from ₹3,200 to ₹190 the first month. Subsidy came in 4 months exactly as they promised.
Free site survey, transparent pricing, professional installation team. Best decision for our 4-bedroom villa.
Owns a textile unit — 25kW system paid for itself in 3.5 years. The depreciation tax benefit was a huge bonus.
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