FSolar Alpha 8kWh 25.6V 314Ah LiFePO4 Lithium Battery V2.0 | FSESS-8KWH V2

The FSolar Alpha 8kWh 25.6V 314Ah LiFePO4 Lithium Battery V2.0 is a high-performance lithium energy storage solution designed for solar systems, hybrid inverter setups, backup power, and off-grid applications. With advanced LiFePO4 / LFP battery technology, this battery delivers excellent safety, long cycle life, and dependable power storage for residential, commercial, and solar energy applications.

This 8kWh lithium battery is built with reliable LFP cells and supports a rated voltage of 25.6V with a rated capacity of 314Ah. It is suitable for indoor ground installation and offers a strong operating voltage range of 21.6V to 29.2V, making it a practical solution for stable energy storage and daily power backup.

The battery is equipped with a smart BMS system to help protect against over-charge, over-discharge, short circuit, over-voltage, under-voltage, over-current, over-temperature, and anti-surge conditions. It also supports communication interfaces including RS485, RS232, and CAN, helping improve compatibility with different inverter systems.

With a cycle life of more than 6000 cycles at 25°C and 80% DOD, this battery is designed for long-term solar energy storage performance. The natural cooling system provides quiet operation without the need for complex cooling equipment, making it suitable for homes, shops, farms, solar backup systems, and off-grid energy setups.

Key Features

• 8kWh lithium energy storage battery
• 25.6V rated voltage
• 314Ah rated capacity
• LiFePO4 / LFP battery technology
• More than 6000 cycles
• 80% DOD at 25°C
• Max continuous discharge current: 200A
• Rated charge current: 150A
• Rated discharge current: 150A
• Natural cooling system
• Wide inverter compatibility
• RS485 / RS232 / CAN communication
• Smart BMS protection
• Indoor ground installation
• Scalable up to 6 batteries in parallel
• Operating voltage range: 21.6V–29.2V
• Discharge temperature: -20°C to 60°C
• Charge temperature: 0°C to 60°C

Technical Specifications

Model: FSESS-8KWH V2
Battery Type: LiFePO4 / LFP Lithium Iron Phosphate Battery
Rated Voltage: 25.6V
Rated Capacity: 314Ah
System Energy Capacity: 8kWh
Operation Voltage Range: 21.6V–29.2V
Max Continuous Discharge Current: 200A
Rated Charge Current: 150A
Rated Discharge Current: 150A
Cycle Life: >6000 cycles at 25°C, 80% DOD
Self-Discharge: <3% per month at 25°C
Scalability: Max. 6 pcs in parallel
Cooling: Natural cooling
Installation Type: Ground installation
Environment: Indoor
Ingress Protection: IP20
Communication: RS485 / RS232 / CAN
Dimensions: L400 × W270 × H587 mm
Weight: 75kg
Storage Temperature: 20°C–30°C recommended

Best Use Applications

• Solar energy storage systems
• Hybrid inverter systems
• Off-grid solar power systems
• Home backup power
• Shop and office backup power
• Farm and remote power systems
• Battery expansion for solar systems
• Low-voltage energy storage applications