# TNB Commissions Malaysia's First Utility-Scale Battery Energy Storage System
*Author: Solar PV Expert | Category: news | Published: Wed Jun 10 2026 09:21:33 GMT+0000 (Coordinated Universal Time)*

### English
* **Project Launch**: Tenaga Nasional Bhd (TNB) has officially launched the Santong Battery Energy Storage System (BESS) in Dungun, marking Malaysia’s first grid-connected BESS.
* **Technical Specifications**: The facility boasts a capacity of 100 MW/400 MWh and is situated on a 1.2-hectare site.
* **Key Capabilities**: The system utilizes advanced liquid-cooling technology and grid-forming capabilities to manage supply-demand imbalances and store electricity from renewable sources like solar farms.
* **Grid Impact**: It is designed to support the electricity needs of approximately 40,000 households on the East Coast and enhances grid stability during peak demand or disruptions.
* **Project Timeline**: The facility was completed in just 309 days and aligns with the National Energy Transition Roadmap (NETR) goals.

### 中文
* **项目启动**：国家能源公司 (TNB) 在龙运正式启动了马来西亚首个并网电池储能系统 (BESS)——桑通 (Santong) 储能项目。
* **技术规格**：该设施容量为 100 兆瓦 (MW) / 400 兆瓦时 (MWh)，占地 1.2 公顷。
* **核心功能**：该系统采用先进的液冷技术和构网型 (grid-forming) 技术，能够调节供需失衡，并存储来自大型太阳能农场等可再生能源的电力。
* **电网影响**：该项目旨在为东海岸约 40,000 户家庭提供电力支持，并在高峰时段或系统中断期间增强电网稳定性。
* **项目进度**：该设施从开工到投入运营仅耗时 309 天，符合《国家能源转型路线图》(NETR) 的战略目标。