Liwatt LiFePo4 12.8V 200AH Lithium Battery

The LW121200E (12.8V 200Ah) Lithium Battery is designed for durability, efficiency, and safety. It offers high energy density, fast charging, and long cycle life, making it a reliable choice for various backup power systems.

Key Features:

• Nominal Voltage: 12.8V

• Capacity: 200Ah / 2560Wh

• Cycle Life: ≥4000 cycles @85% DOD (25°C)

• Design Life: 12 years (25°C)

• Efficiency: ≥98% (Charge), ≥100% @0.2C & ≥96% @1C (Discharge)

• Internal Resistance: ≤20mΩ (without BMS)

• Self-Discharge: ≤5% (30 days @25°C)

• Water & Dust Resistance: IP65

Charging & Discharging:

• Charge Voltage: 14.2V ~ 14.6V

• Max. Charge Current: 100A

• Charge Mode: CC/CV (0.2C to 14.6V, then to 0.02C)

• Max. Continuous Discharge Current: 100A

• Discharge Cut-off Voltage: 9.5V ~ 10.5V

Temperature Tolerance:

• Charge: 0°C ~ 45°C

• Discharge: -10°C ~ 55°C

• Storage: -10°C ~ 35°C, ≤85% RH

• Optimum Operation: 10°C ~ 35°C

Physical Specifications:

• Case: ABS

• Terminals: M8

• Dimensions: 483×170×240 mm

• Weight: 21kg

• Energy Density: 122Wh/kg

Connection Options:

• Parallel Connection: Up to 4 units

• Series Connection: Not allowed