India's SECI Opens Bidding for 800 MW Battery Storage Procurement
India's Solar Energy Corporation has launched a competitive tender for 800 MW of standalone battery energy storage capacity with a total energy rating of 3,200 MWh to be connected to the national transmission grid. The build-own-operate model requires developers to secure at least 51 percent of charging energy from renewable sources, with bids due by October 30, 2026. The tender specifies minimum and maximum bid capacities of 50 MW/200 MWh and 800 MW/3,200 MWh respectively, with stringent financial eligibility requirements for participating companies.
India's Solar Energy Corporation has initiated procurement for large-scale battery storage infrastructure designed to integrate with the country's transmission network. The initiative employs a build-own-operate framework where private developers assume full responsibility for project development, land acquisition, construction, and ongoing management. This approach shifts financial and operational burdens to the private sector while allowing SECI to secure storage capacity through competitive pricing mechanisms.
The tender establishes clear technical and financial thresholds for participation. Developers must demonstrate substantial net worth relative to their bid size and commit significant upfront deposits. A critical mandate requires that over half of all charging energy derive from renewable sources, directly linking storage deployment to the expansion of India's clean energy infrastructure and supporting grid stability as renewable generation increases across the network.
This procurement could strengthen India's energy transition by addressing a critical infrastructure gap—battery storage enables more efficient renewable energy integration and grid reliability. Successful deployment might reduce curtailment of renewable generation and improve power supply consistency. However, the substantial financial requirements may limit participation to larger firms, potentially affecting market competition and pricing. The outcome could shape how aggressively India advances toward its clean energy targets while managing grid modernization costs.