SWELECT Energy Systems Limited is an India-based company that is primarily engaged in the business of manufacturing and trading of solar power projects, off-grid solar photovoltaic (PV) modules, which are based on crystalline silicon technology (c-Si), solar and wind power generation. The Company is also engaged in contract manufacturing services, installation and maintenance services, the sale of solar photovoltaic inverters and energy-efficient lighting systems. The Company operates through the solar and other related activities segment. Its solar products include PV modules, Module Mounting Structures (MMS), Solar Power Conditioning Units (PCUs), Servo Stabilizers, and Electrical Balance of Systems (BOS). Its services include solar energy sales, energy conservation & audits, site feasibility analysis, Engineering, Procurement, and Construction (EPC) contracts, and operation and maintenance. Its subsidiaries include Swelect Energy Systems Pte. Limited and Swelect Inc.