Delhi 1 is a 2 MW project for which a PPA was signed with Solar Energy Corporation of India at a tariff rate of Rs. 5.43 per kilowatt hour 25 years. The tariff of this project is supported by viability gap funding. The project commenced full operations in 2015 and is located within the premises of what used to be a thermal power station in the capital city of New Delhi. The plant provides electricity to the Delhi Secretariat.