The Felicity FLA 15kWh 48V 300Ah Lithium-Ion Battery is a high-capacity LiFePO₄ (Lithium Iron Phosphate) energy storage solution engineered for heavy-duty solar and inverter systems. With a powerful 15kWh energy rating and a robust 48V/300Ah configuration, this battery delivers long-lasting, stable, and efficient backup power for homes, offices, businesses, and off-grid setups.
The FLA flat-pack design ensures improved heat dissipation, space-saving installation, and enhanced durability. Its intelligent Battery Management System (BMS) provides complete protection, making it ideal for high-demand hybrid and off-grid applications that require reliable energy storage and fast charging performance.
15kWh / 48V / 300Ah high-capacity lithium storage
FLA flat-pack design for efficient cooling and compact installation
Advanced LiFePO₄ chemistry for maximum safety and longevity
Long cycle life: 4000–6000+ cycles
Built-in intelligent BMS with full safety protections
High charging efficiency and fast recovery time
Stable voltage output, safe for sensitive electronics
Maintenance-free, lightweight, premium cell structure
Supports parallel expansion for increased capacity
Compatible with most 48V solar and hybrid inverters
Low self-discharge for dependable backup
Ideal for homes, offices, shops, farms, telecom systems, and off-grid power solutions
Energy Capacity: 15kWh
Nominal Voltage: 48V
Capacity: 300Ah
Battery Type: LiFePO₄ (Lithium Iron Phosphate)
Cycle Life: 4000–6000 cycles at 80% DOD
Charging Voltage: 54–58V
Discharge Cut-off Voltage: ~42V
Standard Charge Current: 50A (varies by model)
Maximum Discharge Current: 120A–150A (BMS dependent)
Protection: Over-charge, over-discharge, overcurrent, short circuit, temperature
Design Type: FLA Flat Lithium Battery
Installation: Floor or cabinet mount
Operating Temperature: –10°C to +55°C
Applications: Solar hybrid systems, inverter backup, home power, commercial backup, off-grid energy storage