NTPC Renewable Energy Limited has invited online bids for the Balance of System (BOS). The package has its 1GW (2x300MW + 2x200MW) grid-connected PV projects at Bikaner, Rajasthan. The scope includes design, installation, and commissioning of tracker-based MMS, inverter rooms, SCADA, HT cabling, drainage, roads, module cleaning systems, and dynamic reactive power systems. . Power evacuation infrastructure is required up to 33kV main pooling switchgear at the owner’s substation. The package also includes a three-year comprehensive operation and maintenance period. The bidding follows a Single Stage Two Envelope process with reverse auction facility and requires a substantial bid security up to INR 20 crore (~ $2.4 million) depending on the number of blocks applied. The tender documents are available for download from April 11 to April 21, 2025, with bid submission due by May 15, 2025. Bidders must meet detailed technical and financial eligibility criteria as specified in the tender.