Rooftop solar · Coimbatore, Tamil Nadu
Rooftop solar in Coimbatore: cost, subsidy & savings
Coimbatore's clear inland weather suits rooftop solar well. On TANGEDCO tariffs plus the central subsidy, payback is quick for higher-bill homes. Independent houses install directly; apartments need a shared system. Homes on TANGEDCO pay ₹4.70–₹11.55/kWh (telescopic slabs), and rooftop solar earns government subsidies*of up to ₹78,000. Here's what it costs and saves in Coimbatore.
Indicative for a Coimbatore home on a ₹2,500/month bill (~3.18 kW, 6 panels). Not a quote — run your own numbers.
Government subsidy in Coimbatore
On this sample you'd qualify for about ₹78,000 in central rooftop-solar subsidy* — up to ₹78,000 for a 3 kW system.
TANGEDCOtariff & net metering
Coimbatore homes pay ₹4.70–₹11.55/kWh (telescopic slabs) on TANGEDCO. Solar offsets your priciest units first, so higher bills pay back faster.
View the latest TANGEDCO tariff orderRate last verified 2026-05-18from the regulator's order.
See the full state picture: Rooftop solar in Tamil Nadu →
* Government subsidies can change. Review the latest regulations on the official government portal before committing to a rooftop solar installation.
The scheme is actively funded. PIB reports ₹9,281 crore disbursed across ~57.9 lakh applications as of 2025-07 (source ). Last verified 2026-05-20.
Rooftop solar in Coimbatore — FAQ
How much does rooftop solar cost in Coimbatore?
For a Coimbatore home on a ₹2,500/month TANGEDCO bill, a ~3.18 kW system costs about ₹1,74,986 before subsidy and ₹96,986 after. Your exact cost depends on your roof and installer — run the free estimate for figures based on your own home.
Is rooftop solar worth it in Coimbatore?
Coimbatore's clear inland weather suits rooftop solar well. On TANGEDCO tariffs plus the central subsidy, payback is quick for higher-bill homes. Independent houses install directly; apartments need a shared system. On the sample above, payback is about 3.2 years, then 20+ years of near-free generation.
What subsidy can I get in Coimbatore?
Indian homeowners can claim up to ₹78,000 from the central government's rooftop-solar scheme on a 3 kW system (tiered ₹30,000 + ₹30,000 + ₹18,000). Subsidy amounts can change — verify on the official portal before installing.
Can I install solar on an apartment in Coimbatore?
Rooftop solar needs roof rights. In a multi-storey apartment the roof is shared, so an individual flat usually can't install its own panels — it takes a society-wide system the RWA approves. The figures here assume an independent rooftop.