We are one of the top upcoming solar companies in Kolkata that focus on providing affordable energy solutions to people. The Top 3 Things to Look for in Solar Panels Efficiency- Solar cell efficiency refers to the portion of energy in the form of sunlight that can be converted via photovoltaics into electricity by the solar cell. Durability- You may worry about the durability of the panel and how much you can depend on them. While solar panels do appear susceptible to damage at first sight, never judge things just by looks! Warranty- The warranty typically covers the cost of replacing the faulty or damaged panel with a new working one. Are you interested in installing a solar power plant at Kolkata and looking for the most suitable solar installer?