Shuangye electric bike li-ion rechargeable power battery
factory supply 48v20ah lipolymer ebike battery for electric bike
Product Description
48V 20AH electric bike battery
Box size: thickness 82mm * Width 150mm * Length 340m,
aluminum size:295mm
Strong power mxa current 30A
48v250W brushless motor mountain ebike Can ran about 80-90km
Product characteristic:
Nominal Capacity : 10AH/20ah
Nominal Voltage : 48V
Cut-off voltage :31V
Max. continuous discharge current : 25A
Burst discharge current :30A
Volumetric Energy density : 720WH
Weight (Approx.) : 6500g
Cycle Life(pack) :600 Cycles >60% 0.5C
Available capacity > 96% (30V cut off)
Standard charge method CC/CV:
Charger output:54.6V2A
Charging the cell initially with constant current at 2A
and then with constant voltage at 54.6V till charge current <200mA.
Standard charge :2A*12hrs
our advantages
1.Light weight,long life,large capacity and good resistance.
2.Good consistancy,low self-discharge. Lipolymer cells,perfect quality.
3.Strong over-discharge resistance and charge retention
4.Maintenance-free and no acid or water for maintenance in usage
5.Pollution-free,International Approvals
6.Factory price,high quality.
7.Prompt Delivery
8.Quality Approvals
Specification:
Model |
Shuangye ebike rear rack battery |
Size(mm) |
69*150*305mm |
Available capacity |
>95% |
Capacity |
48v20Ah |
Material |
Li-poly |
Cycle life(pack) |
600 cycles 0.5C>60% |
Burst discharge current |
10A-20A |
Charge voltage |
54.6v±0.01v |
Cut-off voltage |
41v±1v |
Lasting distance |
48v20Ah 36v250w brushless motor 20" 40--50km |
Operating temperature |
-20~55'C |
Charging time |
About 7-8h |
Charge method |
CC/CV |