Swelect Energy Systems Ltd. is a holding company, which engages in the manufacture and trade of power supply systems. It operates through the following business segments: Solar Energy Systems or Services, Foundry, and Others. The firm also offers energy conservation and audits, site feasibility analysis, Engineering, Procurement and Construction (EPC) contracts, and operation and maintenance services. Its products include solar PV modules, inverter, and water pump; servo stabilizer; and iron and steel. The company was founded in 1984 by Ramasamy Gounder Chellappan and is headquartered in Chennai, India.