India’s battery storage market is entering a decisive expansion phase, with both private developers and public utilities ramping up investments in BESS projects. What was until recently a pilot-driven segment is now evolving into a commercially viable market, supported by increasing project announcements and growing investor interest.
One of the clearest signals of this shift comes from Adani Green Energy, which has outlined plans to develop 10 GWh of battery storage capacity by FY2027. This scale of ambition reflects rising confidence in the long-term role of storage within India’s energy ecosystem.
At the same time, public sector participation is gaining momentum. Companies such as NTPC and Power Grid Corporation are actively tendering and awarding storage-linked projects, indicating that storage is becoming embedded within mainstream power infrastructure planning. A recent contract for a 290 MWh BESS project in Andhra Pradesh underscores this growing institutional commitment.
Further evidence of this trend can be seen in Power Grid’s move to invite bids for BESS installations at substations in Meghalaya. Such projects highlight how storage is being integrated directly into transmission and distribution systems, rather than remaining confined to standalone deployments.
Private sector investments are also diversifying. Smaller players are entering the market with hybrid models that combine solar generation with storage. For instance, Oriana’s investment in a solar-plus-BESS project reflects a broader trend towards integrated energy solutions.
Taken together, these developments point to a clear shift from experimentation to scale. Storage projects are no longer isolated pilots but are becoming part of a broader pipeline, supported by both policy incentives and market demand.
However, this expansion is not without challenges.
The financial viability of storage projects depends heavily on revenue certainty, which in turn is influenced by regulatory frameworks and market design. Issues such as tariff structures, payment mechanisms, and long-term contracts will play a crucial role in determining how quickly the sector scales.
Despite these uncertainties, the trajectory is evident. Investment flows into storage are accelerating, driven by the need to support renewable integration and enhance grid reliability. As more players enter the market and project sizes increase, BESS is moving closer to becoming a mainstream asset class within India’s energy sector.
Cover image: AI-generated (representative)
