Kowint Energy, a global leader in advanced lithium battery energy storage solutions, proudly announces that its flagship KS-233A Liquid-Cooling LFP Battery Energy Storage System (BESS) has been officially listed in the California Energy Commission (CEC) Energy Storage System database.

The listing confirms that the KS-233A meets California's stringent safety, efficiency, and performance requirements under UL 9540, UL 9540A, UL 1973, and IEEE 1547 standards. This achievement further establishes Kowint Energy as a trusted manufacturer for North American commercial, industrial, and utility-scale storage markets.

About the KS-233A Liquid-Cooling LFP Battery System

The Kowint KS-233A is a high-performance liquid-cooled battery energy storage system engineered for commercial, industrial, and microgrid applications. Each cabinet provides 233 kWh of capacity and 125 kW AC output, supporting grid-connected and off-grid operation with modular scalability to multi-megawatt configurations. Equipped with advanced liquid cooling, AI-enabled BMS, and integrated EMS, the KS-233A delivers reliable, intelligent power management across diverse operating environments.

Key Technical Specifications

Key Benefits

1. High Performance and Energy Efficiency

The KS-233A offers 233 kWh per cabinet and a CEC-verified 96.5% efficiency, maximizing usable energy and reducing operating costs. Its precision liquid-cooling system maintains uniform temperatures to extend cell life and ensure stable output across all duty cycles.

2. Advanced Safety and Compliance

Utilizing LiFePO₄ (LFP) chemistry for inherent thermal stability, the KS-233A includes multi-layer protection: AI-driven monitoring, top venting, and automatic fire suppression. It meets the highest global standards — UL 9540 / UL 9540A / UL 1973 / IEEE 1547 / CEC — guaranteeing safe, compliant operation in North America.

3. Smart Monitoring and Remote Management

Integrated with Kowint Cloud, the KS-233A enables real-time monitoring, predictive diagnostics, and OTA firmware updates. It supports CAN, RS485, Wi-Fi, and LTE connectivity for seamless integration with energy management and SCADA systems.

4. Scalable and Flexible Deployment

The system's modular architecture allows easy parallel expansion from hundreds of kWh to multi-MWh projects, ideal for commercial complexes, microgrids, and EV charging hubs. It supports 13.8 kV and 34.5 kV grid voltages, delivering rapid installation and simplified maintenance.

Empowering California's Energy Future

As California continues to advance its clean energy and grid modernization goals, battery energy storage systems (BESS) like the KS-233A are becoming essential for grid flexibility and renewable integration.

With its UL-certified safety, CEC-verified efficiency, and smart O&M capabilities, the KS-233A enables businesses, EPC contractors, and developers to build resilient, high-performance energy infrastructures that support the state's sustainability ambitions.

About Kowint Energy

Kowint Energy has been a high-tech enterprise since its establishment in 2014, with over 10 years of experience in the energy storage industry. With a global production capacity of 3 GWh annually and warehouses in four countries, including the US and the Netherlands, Kowint is well-positioned to meet the growing demand for energy solutions with fast delivery and localized support.

Learn more: www.kowint.com
Contact: info@kowint.com