Philippines Launches World’s Largest Solar-Battery Hybrid Project with 3.5GW Capacity

Published: Feb 20, 2026 12:39

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Philippine power generation company Meralco PowerGen (MGEN) announced on the 18th that its subsidiary Terra Solar Philippines (MTerra Solar) successfully completed initial grid synchronization and began supplying electricity over the weekend for the large-scale MTerra Solar project.
Once fully completed, the project will have a total installed solar capacity of 3.5GW, paired with 4.5GWh of battery energy storage capacity, making it one of the largest integrated solar and battery storage developments globally.

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