LiFePO₄ Chemistry
Safe, long-lasting storage

Modular high voltage LiFePO₄ battery system with 2kWh modules for Japanese market.
The Deye GB-A is a residential energy storage system designed specifically for the Japanese market with JET certification. Featuring LiFePO₄ chemistry, 2kWh modular capacity, 51.2V nominal voltage, 39.1Ah capacity, dual operation modes (standalone & grid-connected), reverse current protection, 101V/202V compatibility, and IP65 protection, it's the safe and reliable choice for home energy storage.
Each GB-A module provides 2kWh of energy storage with 39.1Ah capacity at 51.2V nominal voltage. Multiple modules can be combined for larger systems.
Yes! The GB-A has JET certification, making it compliant with Japanese electrical safety standards and regulations.