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CSE-ESS(L) 51.2V 100Ah – Lithium Battery Module

Detailed Technical Specifications

General Overview

• Model: CSE-ESS(L)-51.2V100Ah
• Battery Type: Lithium Iron Phosphate (LFP / LiFePO₄)
• Application: Energy storage for hybrid & retrofit inverter systems
• Compatibility:
  • Single-phase hybrid inverters
  • Three-phase hybrid inverters
  • Retrofit solar systems

Energy & Capacity

• Rated Energy: 5.12 kWh
• Usable Energy: 4.6 kWh (at 90% DoD)
• Nominal Capacity: 100 Ah
• Nominal Voltage: 51.2 V

Cell Configuration

• Cell Type: LFP (LiFePO₄)
• Configuration: 16S1P

Voltage Specifications

• Operating Voltage Range: 40 – 57.6 V
• Recommended Voltage Range: 44.8 – 56.8 V

Charge & Discharge Parameters

• Recommended Charge/Discharge Current: 50 A
• Maximum Charging Current: 70 A
• Maximum Discharging Current: 100 A
• 1C Rate Support: Yes (at 25°C)

Cycle Life & Performance

• Cycle Life: >6000 cycles (at 25°C)
• Recommended Depth of Discharge (DoD): 90%
• Efficiency: High efficiency for fast charge & stable discharge

Communication & Integration

• Communication Interfaces:
  • RS485
  • RS232
  • CAN

Safety & Reliability

• Chemistry Advantage:
  • LFP ensures high thermal stability
  • Non-explosive and fire-resistant compared to other lithium types
• Certifications:
  • CE
  • IEC62619
  • UN38.3

Environmental Conditions

• Charging Temperature: 0°C to +55°C
• Discharging Temperature: -20°C to +55°C
• Recommended Operating Temperature: 15°C to 30°C
• Humidity: 5% – 95%
• Max Operating Altitude: 2000 m

Physical Specifications

• Dimensions (W × H × D): 454 × 585 × 135 mm
• Weight: 45 kg
• Mounting Options:
  • Wall-mounted
  • Floor-standing

Cooling & Protection

• Cooling Method: Natural Convection
• Ingress Protection: IP21
• Environment: Indoor use

Scalability

• Modular Design: 5 kWh per unit
• Parallel Support: Up to 8 clusters
• System Expandability: Yes (for larger storage systems)

Key Highlights

• Long lifespan (6000+ cycles)
• Safe LiFePO₄ chemistry
• Supports high current (1C performance)
• Fully scalable energy storage system
• Smart communication for inverter integration