48V 20AH lithium ion battery pack with18650 battery cells
Main parameter of the ebike battery
| Battery Model | 48V 20Ah |
| Nominal Capacity (AH) | 20ah |
| Nominal Voltage (V) | 48V |
| Source Resistance (mΩ) | < 40 |
| Cell Specification | 3.7V 2500mAh |
| Cell Combination | 8-paralle |
| 13-series | |
| Cell type | 18650 |
| Cell Quantity (parallel*series) | 104 |
| Discharge Cutoff Voltage (V) | 41+/-1V |
| Charge Cutoff Voltage (V) | 54.6V |
| Rated Discharge Current (A) | 20A |
| Instantaneous Maximum Discharge Current (A) | 40A |
| Maximum Continuous Discharge Current (A) | 30A |
| Maximum Continuous Charge Current (A) | 5A |
| Charge Mode | CC/CV |
| Standard Charge Current (A) | 2A |
| Charge Time under Standard Charge Current | 10 |
| Fast Charge Current (A) | 5A |
| Charge Time under Fast Charge Current | 4 |
| Charge Temperature Range | -20 – 60 °C |
| Discharge Temperature Range | -20 – 60 °C |
| Battery Size | 395*148*80mm |
| Battery Net Weight | 6.5kgs |
| Battery Gross Weight | 7.0kgs |
– Water-resistant
– Built-in PCB and BMS protection.
– Prevent short circuit, over-current, over-heat, over-charge, over-discharge.
– The internal pack is stabilized by braces.
– Avoiding mechanical accidents caused by vibration.
Advantages
1, High energy density
2, High working voltage for single battery cells
3, Pollution-free
4, Long cycle life
5, No memory effect
6, Capacity, resistance, Voltage, platform time consistency is good
7, With short-circuit production function, safe and reliable
8, Factory price& High quality
9, Good consistency, low self discharge
10, Light weight, small size












