Sabah launches South-east Asia’s biggest battery energy storage system to boost grid stability - Malay Mail
Published January 16, 2026
Sabah Unveils Southeast Asia’s Largest Battery Energy Storage System to Enhance Grid Stability
Sabah has officially launched the largest battery energy storage system (BESS) in Southeast Asia, a significant development aimed at bolstering the stability and reliability of the region's electrical grid. This new facility, situated in the state of Sabah, represents a crucial step forward in the transition to renewable energy sources and the enhancement of energy security in the region.
The BESS, which is designed to store excess energy generated from renewable sources, will play a vital role in managing power supply and demand fluctuations, particularly during peak usage times. This initiative aligns with the broader goals of the Malaysian government to increase the share of renewable energy in the national energy mix and reduce reliance on fossil fuels.
Details of the Battery Energy Storage System
The newly inaugurated battery energy storage system has a total capacity of 100 megawatts (MW) and is equipped with advanced lithium-ion battery technology. This technology is known for its efficiency and effectiveness in energy storage, allowing the system to discharge power back into the grid when demand exceeds supply. This capability is particularly important in stabilizing the grid during unexpected outages or surges in electricity demand.
The project was developed in collaboration with various stakeholders, including the Sabah Electricity Sdn Bhd (SESB), which is responsible for the state's electricity supply. The investment in the BESS is expected to significantly enhance the operational efficiency of the electricity grid and improve the overall reliability of power supply for consumers in Sabah.
Impact on Renewable Energy Integration
One of the primary objectives of the battery energy storage system is to facilitate the integration of renewable energy sources, such as solar and wind power, into the grid. As these sources can be intermittent, the BESS serves as a buffer, storing excess energy generated during peak production times and releasing it when production dips.
The integration of such storage systems is critical for achieving Malaysia's renewable energy targets, which aim to have 20% of the country's energy supply derived from renewable sources by 2025. The BESS in Sabah is expected to contribute significantly to these goals by enabling a more flexible and resilient energy system.
Government Support and Future Prospects
The launch of the BESS has garnered support from various government officials, who recognize its potential to transform the energy landscape in Sabah and beyond. The Minister of Energy and Natural Resources, who officiated the launch, emphasized the importance of innovative energy solutions in achieving sustainability goals and enhancing energy security.
In addition to supporting renewable energy integration, the BESS is anticipated to create job opportunities in the region, contributing to economic growth and development. The construction and operation of the facility will require skilled labor and expertise, fostering local employment and training initiatives.
Environmental and Economic Benefits
The environmental benefits of the battery energy storage system are significant. By enabling greater utilization of renewable energy, the BESS will help reduce greenhouse gas emissions associated with electricity generation. This aligns with global efforts to combat climate change and promote sustainable development.
Economically, the BESS is expected to lower electricity costs for consumers in the long run. By enhancing grid stability and reducing reliance on fossil fuels, the system can lead to more competitive electricity prices, benefiting both residential and commercial users.
Conclusion
The launch of Southeast Asia's largest battery energy storage system marks a pivotal moment for Sabah and its energy sector. With its capacity to enhance grid stability, facilitate renewable energy integration, and contribute to economic growth, the BESS is poised to play a crucial role in shaping the future of energy in the region. As Sabah moves forward with this initiative, it sets a precedent for other states in Malaysia and across Southeast Asia to follow in the pursuit of sustainable and reliable energy solutions.
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