Brand new Haisic 9kWh Lithium Battery built for reliable solar energy storage and inverter backup systems. Features advanced lithium battery technology for long cycle life, fast charging, deep discharge capability, and maintenance-free operation. Delivers stable and efficient power for homes, offices, shops, and commercial use. Compatible with most 48V hybrid and off-grid inverters. Ideal for reducing power interruptions and maximizing your solar system’s performance. Durable, energy-efficient, and ready for installation.