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ACEN Corp. has announced a PHP15.8bn (USD268m) investment to add a 2 GWh BESS at its 585 MW San Marcelino solar park in Zambales in the Philippines. Construction of the battery storage facility is expected to begin in the third quarter of 2026, construction to be completed by the end of 2027, with the system expected to be fully operational and commissioned by early 2028.
Phase 1 (282 MW) and Phase 2 (102 MW) of the solar power project are already operational while Phase 3 (200 MW) is under construction and is expected to be commercially operating in the third quarter of 2027.
This project is part of ACEN’s broader expansion strategy in renewable energy and PHP80bn (USD1.35bn) planned capital expenditures for 2026. It plans to add a total operational capacity of 5 GW by the end of 2026. The company currently manages a renewable energy portfolio of around 7 GW in various stages of development and operation, including solar, wind, and other clean energy technologies.
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