Product Description:Geilienergy Electric bicycle battery 18650 48V 10000mAh. It consists of 52 18650 3.7V 2500mAh 5C cores. The core has high energy density. Core configuration requires pressure difference of 0.006V, capacity difference of 20MAH and internal resistance difference of 5M. The product is widely used in Hailong electric bicycle.
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Battery Information
Item |
Specifications |
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Rated capacity |
10Ah (0.2C Discharge) |
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Min capacity |
9.5Ah (0.2C Discharge) |
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Initial Impedance |
≤150mΩ |
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Weight |
Approx: 3100±5%g |
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Nominal voltage Fully charge voltage(FC) Fully discharge voltage(FD) |
48.1V 54.6V (Defined in this DOC: FC = 54.6V) 39V (Defined in this DOC: FD = 39V) |
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Standard charge current |
0.2 C |
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Standard charging method |
0.2C CC(constant current)charge to FC, then CV(constant voltage FC)charge till charge current decline to ≤0.01C |
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Charging time |
Standard Charging Approx7 hours |
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Max. charge current |
Constant Current 0.5C Constant Voltage FC 0.01 C cut-off |
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Max. discharge current |
Constant current 1C end voltage FD |
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Standard Discharge Current |
Constant current 0.5C end voltage FD |
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Charge cut-off voltage |
54.6V |
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Discharge cut-off Voltage |
39V |
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Storage temperature |
-20℃~60℃ |
≤1 month |
Percentage of recoverable capacity no less than 80% of the initial capacities |
-20℃~45℃ |
≤3 month |
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-20℃~25℃ |
≤1 year |
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Recoverable capacity |
Constant current 0.5C charge to FC, then constant voltage FC charge to current declines to 0.01C, rest for 10min,constant current 0.5C discharge to FD,rest for 10min.Repeat above steps 3 times, recording the maximum capacity. |
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Storage Humidity |
≤75% RH |
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Appearance |
Without distortion and leakage |
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Standard testing condition |
Temperature: 25±2℃ Humidity: ≤75%RH Atmospheric Pressure: 86-106 Kpa |
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