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The LONG K-FPS5000 Rack is a reliable and scalable lithium battery energy storage system designed specifically for rack-mounted installations. With a rated energy capacity of 5kWh and 100Ah, this battery module provides stable and efficient energy storage for solar and backup power systems.
This model supports parallel connection up to 5 battery units, allowing flexible system expansion to meet higher energy demands. Built with advanced battery management features, the K-FPS5000 Rack ensures safe operation, stable current control, and long service life.
Thanks to its high cycle life of up to 6000 cycles (80% DOD) and 10-year design life, this battery is a dependable solution for daily energy storage. It is compatible with a wide range of hybrid and off-grid inverters through RS485 and CAN communication, making system integration simple and efficient.
The rack-mounted design saves space and is ideal for energy storage cabinets, server racks, and dedicated battery enclosures.
Energy Capacity: 5kWh
Battery Capacity: 100Ah
Battery Type: Lithium (LiFePO₄)
Nominal Voltage: 43.2V – 54V (1P, 15S)
Maximum Charge Current: 95A
Maximum Discharge Current: 100A
Cycle Life: ≥ 6000 cycles (80% DOD @ 25°C, 0.5C)
Design Life: 10 years
Protection Level: IP20
Built-in Functions: Cell equalizer & current limiter
Communication Ports: RS485 / CAN
Parallel Expansion: Up to 5 units
Rack-mounted design
Charging Temperature: 0°C to 55°C
Discharging Temperature: -20°C to 60°C
Storage Temperature: -30°C to 60°C
Self-discharge Rate: <3% at 25°C (90 days)
Dimensions: 440 × 420 × 176 mm
Weight: Approx. 43 kg
Residential solar energy storage systems
Commercial energy storage solutions
Backup power systems
Hybrid and off-grid solar installations
Rack-based battery cabinets
✔ Modular and expandable design
✔ Long cycle life and high reliability
✔ Compatible with major inverter brands
✔ Safe and stable lithium battery technology
✔ Space-saving rack installation