Sabah unveils largest energy storage system in Southeast Asia to enhance grid stability - The Star | Malaysia
Published December 12, 2025
Sabah Introduces Southeast Asia's Largest Energy Storage System to Boost Grid Stability
In a significant advancement for the region's energy infrastructure, the state of Sabah has inaugurated the largest energy storage system in Southeast Asia. This initiative aims to enhance grid stability and support the increasing demand for renewable energy sources. The energy storage system, located in the state capital of Kota Kinabalu, represents a major step forward in integrating renewable energy into the grid and ensuring a reliable power supply for residents and businesses.
The energy storage system, developed by the Sabah Electricity Sdn Bhd (SESB), is designed to store excess energy generated from renewable sources such as solar and wind. This stored energy can be released back into the grid during peak demand periods, thereby stabilizing the power supply and reducing reliance on fossil fuels. The system has a total capacity of 100 megawatt-hours (MWh), which is expected to significantly improve the efficiency and reliability of Sabah's electricity supply.
According to SESB, the energy storage system is equipped with advanced technology that allows for rapid charging and discharging cycles. This capability enables the system to respond quickly to fluctuations in energy demand, which is crucial for maintaining grid stability. The project is part of a broader initiative to transition Sabah's energy sector towards more sustainable practices, aligning with Malaysia's goals for reducing carbon emissions and increasing the share of renewable energy in the national energy mix.
Investment and Collaboration
The establishment of this energy storage system is the result of a collaborative effort between SESB and several international partners, including technology providers and financial institutions. The total investment for the project amounts to RM 300 million (approximately USD 72 million). This investment not only underscores the commitment to renewable energy but also highlights the potential for public-private partnerships in advancing energy infrastructure in the region.
SESB's Chief Executive Officer, Abdul Razak Sallim, emphasized the importance of this project in the context of Sabah's energy landscape. He stated that the energy storage system will play a pivotal role in supporting the integration of renewable energy sources into the grid, ultimately leading to a more sustainable and resilient energy supply. The project is also expected to create job opportunities in the region, contributing to local economic growth.
Benefits of Energy Storage
The implementation of the energy storage system is anticipated to yield numerous benefits for Sabah. One of the primary advantages is the enhancement of grid reliability. By storing excess energy generated during periods of low demand, the system can ensure that there is sufficient power available during peak times, reducing the likelihood of blackouts and outages.
Moreover, the energy storage system will facilitate the integration of more renewable energy sources into the grid. As Sabah continues to invest in solar and wind energy projects, the ability to store and dispatch this energy as needed will be crucial for meeting the state's growing electricity demands. This aligns with Malaysia's national target of achieving 20% of its energy generation from renewable sources by 2025.
Additionally, the energy storage system is expected to contribute to cost savings for consumers. By reducing the need for expensive peaking power plants that are typically used during times of high demand, the system can help lower overall electricity costs. This is particularly important for Sabah, where energy prices have historically been influenced by fluctuations in fuel costs.
Future Prospects
The launch of the largest energy storage system in Southeast Asia marks a significant milestone for Sabah and sets a precedent for other regions in the country and beyond. As the demand for renewable energy continues to grow, the need for effective energy storage solutions will become increasingly important. The success of this project could pave the way for similar initiatives in other states, further advancing Malaysia's renewable energy agenda.
Furthermore, the energy storage system is expected to serve as a model for future energy projects in the region. By showcasing the benefits of integrating energy storage with renewable generation, Sabah aims to attract further investment in clean energy technologies. This could lead to the development of additional energy storage systems and renewable energy projects, enhancing the overall sustainability of the region's energy infrastructure.
Conclusion
The unveiling of Southeast Asia's largest energy storage system in Sabah signifies a major advancement in the region's efforts to enhance grid stability and promote renewable energy. With a total capacity of 100 MWh, this state-of-the-art system is poised to play a crucial role in supporting the integration of renewable energy sources into the grid while ensuring a reliable power supply for the state's residents and businesses.
As Sabah continues to pursue its renewable energy goals, the successful implementation of this energy storage system could serve as a catalyst for further developments in clean energy technologies across Malaysia. The collaboration between SESB and international partners highlights the potential for innovative solutions to address the challenges of energy demand and supply, ultimately contributing to a more sustainable energy future for the region.
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