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GoodWe BAT-C 208.9 and 261.2 kWh


The GoodWe BAT-C 208.9 and 261.2 kWh are high-voltage lithium battery systems designed for commercial and industrial (C&I) energy storage applications. Featuring 314 Ah battery cells, liquid cooling and advanced safety systems, they can be integrated with GoodWe ET 100 hybrid inverters and the STS system for backup, peak shaving, load management and microgrid applications.

  • Nominal capacities of 208.9 and 261.2 kWh
  • 314 Ah battery cells
  • Intelligent liquid cooling
  • Cycle life of ≥10,000 cycles
  • IP55 protection rating and integrated fire suppression system

The GoodWe BAT-C 208.9 and 261.2 kWh series comprises high-voltage energy storage systems developed for commercial and industrial (C&I) applications requiring high storage capacity, advanced safety and effective thermal management.

The range includes the GW208.9-BAT-LCD-G10, with a nominal capacity of 208.9 kWh, and the GW261.2-BAT-LCD-G10, offering a nominal capacity of 261.2 kWh.

The nominal voltage is 665.6 V for the 208.9 kWh version and 832 V for the 261.2 kWh version.

The BAT-C systems use 314 Ah battery cells and are designed to deliver a cycle life of at least 10,000 cycles, making them suitable for the intensive operating requirements of C&I energy storage applications.

Liquid cooling and thermal management

The series features an intelligent liquid cooling system, combined with real-time cell-level monitoring.

Advanced thermal management helps maintain stable and uniform operating conditions and supports battery operation across a temperature range from -25 °C to +55 °C.

Multi-level safety

GoodWe BAT-C incorporates a multi-level safety architecture designed to prevent, detect and manage potential abnormal operating conditions.

The system includes real-time gas and battery pack monitoring, an integrated fire suppression system and aerosol fire suppression devices at both battery pack and cabinet level.

The cabinet also provides up to 3 hours of fire resistance and features an IP55 protection rating, making the system suitable for the requirements of outdoor C&I installations.

Scalable energy storage for C&I applications

When combined with GoodWe ET 100 hybrid inverters and the STS – Static Transfer Switch, the BAT-C series enables integrated and scalable solutions for a range of energy management strategies.

Key applications include:

  • backup power supply;
  • peak shaving and peak load reduction;
  • optimised load management;
  • increased self-consumption of solar PV energy;
  • microgrid applications.

The ability to expand storage capacity makes the GoodWe BAT-C series particularly suitable for commercial and industrial photovoltaic systems with different energy profiles and storage requirements.