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363 MW

Installed capacity

Palauig, Zambales

Philippines

54,080*

tCO2e
Annual emissions avoided

43,060*

Homes powered

Palauig Solar, ACEN’s second biggest solar farm, aims to harness Zambales’ growth potential for clean energy and support the Philippines’ rising power demand. The project is located in an area with one of the highest irradiance zones in the Philippines.

*based on 2025 attributable output

  • ACEN receives multi-regional recognition from DENR for championing environmental stewardship


    28 July 2025 — In Region III (Central Luzon), ACEN received recognition for its region-wide environmental leadership, particularly for having the most DENR-approved renewable energy projects within the region.

    The DENR lauded ACEN for championing environmental governance, sustainable development and ecological protection, adding that the company’s “active participation and unwavering support exemplify the highest standards of environmental responsibility and inspire others to follow their lead.”

    Read the full story

  • ACEN donates 2 school buildings to address classroom shortage in Palauig, Zambales

    Through its Palauig Solar projects, ACEN demonstrated its unwavering support to education and community development after donating a total of ₱29 million to fund the construction of 14 classrooms in Rofulo M. Landa High School – extension campus in Brgy. Bulawen, Palauig, Zambales.

    ACEN president and CEO Eric Francia joined Zambales governor Jun Ebdane, Palauig mayor Billy Aceron, and Botolan mayor Omar Ebdane during the recent turnover ceremony of a newly constructed building, which is composed of eight classrooms.

  • ACEN adds 300 MW renewables capacity in Palauig Solar


    24 January 2023 – ACEN boosts its renewable energy portfolio in its home country, the Philippines, with the start of construction of the 300 MW Palauig Solar 2 located in Zambales.

    In proximity to ACEN’s operating 63 MW Palauig Solar 1, the cost of the new development, including the construction of the 1,200 MW transmission line, is estimated at ₱16 billion.

    Read more

  • Our Palauig Solar in Zambales is among our five solar farms across the Philippines that implement the ”Solar Gulayan” agrivoltaics program, which combines solar power and agriculture to improve local food security while generating renewable energy.

    Together with other ACEN solar plants – Alaminos Solar in Laguna, and IslaSol, MonteSol and SacaSol in Negros – Palauig Solar has since enjoyed plentiful harvest since the program rolled out in 2022. The harvested crops include pechay, radish, bell pepper, eggplant, okra, sweet potato, banana, bottle gourd, peanut, papaya, taro, tomato, alugbati, mustard, Chinese cabbage, tiger baby melon, squash, ampalaya, turmeric, mung bean, longyard beans, pineapple, lemon, lime, calamansi and more.

  • Advocating education resiliency


    Through its Brigada Eskwela program, Palauig Solar continues to support the students of its host community in Palauig, Zambales by donating heavy-duty printers, various printing supplies, and healthcare kits to five elementary schools within its two host barangays.

    Beneficiaries for this program include indigenous children who live in the Mr. Pinatubo resettlement area. Through this program, we make sure our host communities’ learners are ready as classrooms reopen in a post-pandemic world.

Highlights

ACEN economic stake:

100%

Project status:

Phase 1: Completed in 2021 (63 MW)
Phase 2: Under construction (300 MW)

Solar panel specifications:

Phase 1: 400 Wp & 405 Wp PV modules
Phase 2: 545 Wp PV modules

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