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Freedom Won
Freedom Won Lithium Ion Battery LiFePO4 20Ah 12v 256Wh - Demo model - No packaging - 1+ year warranty
Freedom Won Lithium Ion Battery LiFePO4 20Ah 12v 256Wh - Demo model - No packaging - 1+ year warranty
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Electrical Characteristics
Nominal Voltage [V]
12.8
Nominal Capacity [Ah]
20
Energy [Wh]
256
Internal Resistance [mΩ]
≤50
Cycle Life
>2000 cycles at 0.2C 100% DoD
Months Self Discharge [%]
<3%
Efficiency of Charge
100% at 0.5C
Efficiency of Discharge
96~99% at 1C
Charge
Charge Voltage [V]
14-14.6
Charge Mode
CC at 0.2C to 14.6V, then at CV 14.6V to charge current less than 0.02C
Charge Current [A]
4
Max. Charge Current [A]
20
Charge Cut-off Voltage [V]
15.6V+/-0.2
Discharge
Max. Continuous Current [A]
20
Max. Pulse Current [A]
40 (<3s)
Discharge Cut-off Voltage [V]
8
Environment
Charge Temperature [°C]
0°C to 45°C (32°F to 113°F) at 60 ±25% Relative Humidity
Discharge Temperature [°C]
-20°C to 60°C (-4°F to 14°0F) at 60 ±25% Relative Humidity
Storage Temperature [°C]
0°C to 40°C (32°F to 104°F) at 60 ±25% Relative Humidity
Ingress Protection
IP56
Mechanical
Cell Material LiFePO4
Plastic Case ABS
Dimensions – H x W x D [mm] 170x180x77
Weight [kg] 3.1
Terminal M5
BMS
Protection Function
Over charge protection, Over discharge protection, Over current protection, Short current protection, Balanced function, Temperature protection
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