In FY2019, OPEX model based onsite solar installations doubled in size As of March 31, 2019, OPEX model based projects hold more than 37% share of cumulative onsite[1] solar installations in India.  Under the OPEX model, a Renewable Energy Service Company (RESCO) invests, builds and maintains a rooftop/ onsite solar plant. The end consumer pays for the power generated under a long-term power purchase agreement (PPA) at an agreed tariff for a fixed tenure. Figure 1: OPEX model based onsite…