
Rooftop Solar in Chennai: Costs, Subsidy and ROI (2026 Guide)
Thinking about going solar? Chennai’s sunshine makes rooftop solar one of the best investments a property can make. We break down real costs, subsidies and payback.
RS Technologies designs and installs solar energy systems in Chennai — rooftop power generation, hybrid inverters, battery backup, and solar-powered CCTV, street lights, water pumps, and automation — helping homes and businesses cut electricity bills and stay powered around the clock.

Browse by Category
Choose a category to see the full range of products and solutions we supply and install.
From Our Blog
Practical guides and buying advice from our team, specific to this category.

Thinking about going solar? Chennai’s sunshine makes rooftop solar one of the best investments a property can make. We break down real costs, subsidies and payback.

No power line? No problem. Solar-powered CCTV and street lights bring security and illumination to remote sites, farms, plots and construction zones. Here’s how they work.

The inverter you choose defines what your solar system can do. We compare on-grid, off-grid and hybrid inverters so you match the technology to your power goals.
Get a free site survey and a tailored quote for your home, office, or industrial project in Chennai and across Tamil Nadu.