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Sunsynk 5.12kWh Lithium-ion Phosphate Battery Module

Ideal for most residential, small and medium enterprise energy storage systems, UPS or off-grid applications.

  • 4kWh usable capacity per battery
  • 5.12kW maximum discharge power (C1 rated)
  • Superior battery quality using 16 x 100Ah cells as opposed to multiple stacked wafers
  • Sophisticated Battery Management System built into every unit
  • Multi-parallel configurations of up to 16 units
  • 6000 cycles with 80% DOD
  • 10 year Performance guarantee: Battery will have 80% of the initial battery capacity remaining and usable after 10 years
  • Compatible with the entire Sunsynk Hybrid Inverter range and other approved brands
  • 5 Year manufacturers’ warranty

Additional components required that must be ordered with each Battery Module

  • Fast installation components for (4 piece set) (FSBSK5FIC)
  • Pack of three cables (FSBSK5.1CABLE)
    •  1.5M Anode
    • 1.5M Cathode
    • 1.5M Communication


Download Spec Sheet

Code FSBSK5.1
Name Synsynk 5.12kWh Lithium-ion Phosphate Battery Module
Dimensions Width: 440mm
Height: 132mm
Depth: 530mm
Weight: 43kg
Cell Type LiFePO4
Rated Voltage 51.2 V
Rated Capacity 100Ah
Rated Energy 5.12kWh
Working Voltage Range 44.8~57.6V
Standard Charging Current 50A
Max. Continuous Charging Current 50A
Standard Discharging Current 50A
Max. Continuous Discharging Current 100A 1C, 25°C±2°C
Max. Pulse Discharging Current 200A (2C, 30S, 25°C
±2°C SOC>40%)
Working Temp. Charging: 0 °C~50°C
Discharging: -20°C—55°C
Working ROH 20%-80%
Storage Temp. 0.5C CC to 57.6V, CV at
57.6V till current is 0.05C

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