ERS Energy Reached 1.5 Gigawatt-Hour Storage Capacity
The firm hit the milestone for battery energy storage systems across South-East Asia within the last year.
Updated on Sept. 22, 2026 in Energy
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ERS Energy has surpassed 1.5 gigawatt-hours in cumulative battery energy storage system capacity throughout South-East Asia. The company achieved this expansion largely by securing new projects over the past 12 months.
Why it matters
Expanding battery capacity is essential for enhancing grid flexibility, which serves as a primary enabler for sustainable energy growth across the region.
The company's portfolio features a 520 megawatt-hour project in Zambales, the Philippines, for ACEN Corp and two projects totaling 800 megawatt-hours under Malaysia's Battery Energy Storage Programme.
The players
ERS Energy
This Kuala Lumpur-based firm specializes in the management of utility-scale energy storage deployments.
ACEN Corp
This entity is a major energy company that serves as the client for the 520 megawatt-hour storage project in the Philippines.
The details
ERS Energy manages energy storage deployments from initial design and financing through to final grid synchronisation. The company maintains its growth by partnering with various technology providers and financial institutions.
Timeline
The majority of the storage portfolio was secured over the past 12 months.
Deeper Dive
ERS Energy's expansion follows the framework set by Malaysia's Battery Energy Storage Programme, marking a significant step toward the region's broader integration of utility-scale storage infrastructure.
Increased grid capacity potentially leads to more stable power supplies and higher reliance on renewable energy sources for regional markets. This infrastructure development may eventually lower energy volatility for local utilities and industrial consumers.
The takeaway
Large-scale battery storage is becoming a critical tool for managing grid demand as South-East Asian nations pursue sustainable development goals. Reliability improvements in regional energy infrastructure are increasingly dependent on these private-public partnerships.
Further reading
Learn more about the latest developments in the Energy sector.
Source note: This article includes information reported by The Star.
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