The Felicity Solar FLA48280-EU battery is an advanced energy storage solution with LiFePO4 (Lithium Iron Phosphate) technology, developed for high-capacity hybrid and off-grid solar systems.

With 14.3 kWh of storage, high charge and discharge current, integrated smart protection, and parallel expansion capability, the equipment is ideal for homes, businesses, rural properties, and energy autonomy projects that demand high performance and security.

Main Features

Model: FLA48280-EU
Technology: LiFePO4 (Lithium Iron Phosphate)
Nominal energy: 14.3 kWh
Nominal capacity: 280Ah
Nominal voltage: 51.2V
High safety and long service life
Integrated smart BMS system
LCD display for real-time monitoring
Integrated WiFi for remote monitoring
Internal aerosol fire extinguishing system
Compatible with major inverter brands
Floor-mounted installation
Expansion of up to 15 batteries in parallel
5-year warranty

Technical Performance

Operating range: 44.8V to 57.6V

Maximum continuous charge/discharge current: 150A

Peak charge/discharge current (15s): 300A

Maximum charge/discharge power (15s): 7,500W

Depth of discharge (DOD): ≥ 95%

Lifespan: ≥ 6,000 cycles

Scalability

Allows connection of up to 15 units in parallel, enabling storage systems of up to:

214.5 kWh

Ideal for larger projects and future system expansion.

Communication and Monitoring

Communication via:

RS485
CAN

Smart monitoring with:

Integrated LCD display
Integrated WiFi/Bluetooth for remote monitoring

Integrated Protections

Smart BMS system
Integrated circuit breaker
Integrated fuse
Protections against:

Overcharge
Overvoltage
Short circuit
Over-temperature

Additionally, it features an internal aerosol fire extinguishing system for enhanced operational safety.

Operating Conditions

Charge temperature: 0°C to 55°C
Discharge temperature: -20°C to 55°C
Storage temperature: 0°C to 35°C
Operating humidity: 5% to 95%

Protection rating: IP21

Dimensions and Weight

Product dimensions: 498 × 1150 × 635 mm
Product weight: 135 kg
Packaging weight: 160 kg

Certifications

UN38.3

Recommended Applications

Hybrid solar systems
Off-grid systems
Energy backup
High-consumption residences
Businesses
Farms and rural properties
Energy autonomy projects
Systems with 48V battery storage

Competitive Advantages

High storage capacity
Long lifespan with over 6,000 cycles
Advanced fire safety system
Remote monitoring via WiFi/Bluetooth
Broad compatibility with market inverters
High scalability for large projects
Excellent performance for larger residential and commercial applications.