BESS containers are more than just energy storage solutions, they are integral components for efficient, reliable, and sustainable energy management.

Pillar of Modern Energy Solutions
BESS containers are designed for safety and scalability. Their ability to be stacked and combined allows for customization according to project size.

Scene Display
A more affordable, clean and safe residential energy storage system

Safe and reliable
Maximum safety utilizing the safe type of LFP battery (LiFePO4) combined with an intelligent 3-level battery management system (BMS); Module built-in fire suppression measures, intelligent container level fire suppression system, hierarchical linkage, multi-layer protection; IP54 protection cabinet, safe and reliable operation in harsh environments.

Intelligent and efficient
Efficient, digital, and intelligent energy management system (EMS) architecture design; 0.5C charging and discharging rate; Fault prediction, identification, and rapid location; Plug&Play lithium-ion battery storage container; Various usage scenarios of on-grid, off-grid, and micro-grid.

Highly integrated
All-in-one containerized design complete with LFP battery, bi-directional PCS, isolation transformer, fire suppression, air conditioner and BMS; Modular designs can be stacked and combined. Easy to expand capacity and convenient maintenance; Standardized 20ft, and 40ft integrated battery energy storage system container.


Data logger for overall system monitoring, collect operation data from different units via modbus RS485 and communicate with SunnySky server via internet
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Energy Storage Solutions
Choose from our comprehensive range of energy storage systems designed for various applications and power requirements.






