Growatt Hope 5.5L-A1 Lithium Battery – 5.5kWh 51.2V LiFePO4 Energy Storage Solution

Reliable, Compact & High-Performance Home Energy Storage

The Growatt Hope 5.5L-A1 is a high-efficiency lithium iron phosphate (LiFePO4) battery designed for residential and small commercial energy storage systems. With a nominal capacity of 5.5kWh and advanced safety technology, this battery ensures stable power supply, long cycle life, and excellent performance.

Built with premium LiFePO4 cells, the Hope 5.5L-A1 offers enhanced safety, high energy density, and up to 93% Depth of Discharge (DoD), allowing users to maximize usable energy. Its compact design ensures easy installation and flexible deployment in various solar storage applications.

With support for parallel connection of up to 12 battery packs, it is an ideal solution for scalable energy storage systems.

Key Features

• High-performance LiFePO4 battery technology

• Nominal energy capacity: 5.5kWh

• Usable capacity: 5.12kWh

• Depth of Discharge (DoD): Up to 93%

• Long cycle life: >6000 cycles (25°C, 0.2C)

• Compact size and easy installation

• High energy density and efficiency

• Max charging current: 100A

• Max discharging current: 100A

• Peak discharging current: 120A (3 seconds)

• Supports parallel connection up to 12 packs

• Communication ports: CAN / RS485

• Protection rating: IP20

• 5-Year Warranty

Ideal Applications

• Residential solar energy storage

• Hybrid inverter systems

• Backup power solutions

• Off-grid solar systems

• Small commercial energy storage