NTPC has invited bids to develop 250 MW/500 MWh standalone Battery Energy Storage Systems (BESS) at its thermal power stations in Gadarwara and Solapur. The last day to submit the bids is July 18, 2024. Bids will be opened on the same day. The cost of the bidding documents is ₹22,500 (~$269) for Indian bidders and $500 for foreign bidders. All bids must accompany a bid security of ₹100 million (~$1.19 million) for Indian bidders and $1.19 million for foreign bidders. Bidders should have manufactured and supplied batteries for 40 MW or higher grid-connected BESS, of which at least one system should have a 10 MW capacity or higher. The reference BESS must have operated for at least six months before the bid opening date.