50kWh Lithium Battery Cabinet Technical Parameters

A 50kWh lithium battery cabinet typically features LiFePO₄ cells, 48–51.2V nominal voltage, 50kW peak output, integrated BMS/EMS, and a compact, modular cabinet design suitable for commercial or residential energy storage.

Core Specifications

• Battery Type: Lithium Iron Phosphate (LiFePO₄) cells, Grade A+ for long life and thermal stability .
• Nominal Capacity: 50kWh, often composed of 5–10 modular battery units of 10kWh each for scalability .
• Nominal Voltage: 48V–51.2V for low-voltage systems; high-voltage variants may range 232–806.4V .
• Peak Output Power: 50kW, supporting high-demand loads or grid interaction .
• Depth of Discharge (DoD): Up to 90%, ensuring maximum usable energy .
• Cycle Life: Typically over 6,000 cycles at 90% DoD, with some systems rated >8,000 cycles .
• Round-Trip Efficiency: Up to 98.9%, minimizing energy loss .

Cabinet and System Features

• Enclosure: Compact, IP54-rated for commercial use or IP20 for rack-mounted high-voltage systems .
• Integrated Components: Battery modules, inverter (50kW), EMS, and BMS pre-configured inside a single cabinet .
• Energy Management System (EMS): Enables scheduling, real-time monitoring, remote access, and smart power management .
• Battery Management System (BMS): Protects against overcharge, over-discharge, over-current, temperature extremes, and short circuits; monitors cell voltage, current, and temperature .
• Temperature Control: Smart temperature regulation with system temperature difference ≤5°C to extend battery life .
• Fire Protection & Safety: Integrated fire protection and anti-short-circuit measures for safe operation .

Modularity and Expandability

• Stackable Modules: Systems can be expanded from 10kWh to 50kWh or more by connecting multiple modules in parallel .
• Parallel Connections: Some high-voltage systems support up to 4 parallel sets for larger energy storage needs .
• Plug-and-Play Installation: Pre-configured modules simplify installation and maintenance .

Additional Features

• Monitoring Interface: Touch LCD displays provide real-time voltage, capacity, and temperature data .
• Remote Operation: Cloud-based monitoring and maintenance for both local and remote access .
• Applications: Suitable for peak load shaving, solar energy optimization, EV charging support, backup power, and off-grid or on-grid integration . This combination of high cycle life, smart management, modularity, and safety features makes 50kWh lithium battery cabinets ideal for commercial, industrial, and residential energy storage solutions.