Vikram Solar, India' s largest solar PV module manufacturer with 2.5 GW annual capacity is a global manufacturer of high-effi ... ciency solar photovoltaic (PV) modules, and an integrated solar solutions provider. Its products are manufactured in India using materials and equipment sourced from Germany, Switzerland, Japan and the U.S. The company is India’s leading Tier 1 module manufacturer as rated by Bloomberg New Energy Finance, and is a repeat Top Performer in DNV GL’s annual Reliability Scorecard. The reliability of its modules is backed up by industry-leading linear power warranties of 27 to 30 years. Headquartered in Kolkata, India, Vikram Solar employs more than 2,500 people in offices spanning six continents. U.S. facilities include a business office in Westborough, Massachusetts, and warehouses on the East and West coasts. Vikram Solar was created in 2006 by the Vikram Group, a privately owned corporation with 45 years of manufacturing experience. read more