NTPC Green Energy BESS capacity has expanded through a successful bid for 200 MW/800 MWh in West Bengal, the company said in a BSE filing dated August 7, 2026. NTPC Green Energy Limited (NGEL), a subsidiary of NTPC Limited, emerged as a successful bidder in an e-reverse auction conducted by the West Bengal State Electricity Distribution Company Limited (WBSEDCL).

The auction covered the development of standalone Battery Energy Storage System projects in West Bengal. WBSEDCL's tender sought an aggregate 500 MW/2,000 MWh of standalone BESS capacity through a Tariff-Based Competitive Bidding process.

Under the Request for Selection, NGEL secured its allotted capacity at a discovered tariff of ₹4.35 lakh per MW per month. The company submitted the press release to BSE and the National Stock Exchange under Regulation 30 of the SEBI Listing Obligations and Disclosure Requirements Regulations, 2015.

Capacity and tariff details

NGEL's award accounts for 200 MW of the 500 MW power capacity sought under the WBSEDCL tender, alongside 800 MWh of the total 2,000 MWh energy storage requirement. The exchange disclosure identifies the project as a standalone BESS development in West Bengal.

Particulars WBSEDCL tender Capacity secured by NGEL
Power capacity 500 MW 200 MW
Energy storage capacity 2,000 MWh 800 MWh

The filing also specified that the discovered tariff applies per megawatt per month. It did not disclose a total contract value, project commissioning schedule or further implementation milestones. The announcement therefore centres on NGEL's emergence as a successful bidder and the capacity secured through competitive bidding.

The e-reverse auction was concluded on August 7, 2026, the same date as the company's exchange communication.

Exchange disclosure

NTPC Green Energy filed the press release with BSE under scrip code 544289 and with the National Stock Exchange under the trading symbol NTPCGREEN. The disclosure was signed by company secretary and compliance officer Deepak C S.

The successful bid places NGEL among the selected participants in WBSEDCL's planned standalone battery storage capacity in West Bengal. For investors tracking NTPC Green Energy, the verified terms disclosed are the 200 MW/800 MWh allocation and the tariff of ₹4.35 lakh per MW per month.

The company did not provide additional financial projections or details on project execution in the submitted release.