English 
 |
| Quantity: | |
|---|---|
Shenzhen, China
3000PCS/Day
L/C, T/T, Western Union, Paypal
Del-R4820
20ah
48V
E-Bike/Motor
Li-ion
48V
20ah
1000times
13months
About 6kg
Ce/RoHS/MSDS/Un38.3/FCC
7~8 Hours
54.6V 3A Charger
Delong
Standard Export Package
Customized
Guangdong
Lithium-Ion Battery Pack
Series and Parallel
Chargeable
Medium Discharge Rate
Medium
Chargers
Rear rack Luggage type ebike battery 48v 20ah electric bike battery
Descriptions 48v 20ah lithium ion electric bike battery:
| Type | lithium battery pack 48V 20Ah rear rack battery | |
| 1. Basic Characteristics | ||
| Weight | ≤5.7kg | |
| Dimension(L*W*H) | 365*150*70mm | |
| Working temperature | Charge Temperature | 0~45°C |
| Discharge Temperature | -20~65°C | |
| Retention of charge (store in one month) | ≥95% | |
| 2. Technical Data | ||
| Rated Voltage | 48V | |
| Rated Capacity C1 | ≥ 20Ah | |
| Battery Resistance | ≤100mΩ | |
| Charge | Way of Charge | CC/CV(Constant Current;Constant Voltage) |
| Standard Charge Current | 3A | |
| Max Charge Current | 5A | |
| Max Charge Voltage | 54.6V | |
| Cell OverCharge Protection Voltage | 4.2V/Cell | |
| Discharge | Standard Discharge Current | 25A can be customized |
| Max Discharge Current | 70A can be customized | |
| Discharge Cut-off Voltage | 39V | |
| Cell Overdischarge Protection Voltage | 3.0V/cell | |
| Ratio Discharge | 1C | >96%C1 |
| 2C | >93%C1 | |
| 3C | >90%C1 | |
| Cycle Life | ≥ 600 Cycles | |
| 3. Safety Test | ||
| Short Circuit Safety Test | No fire, No explosion | |
| Overcharge Safety Test | ||
| Crush Safety Test | ||
| Needling Safety Test | ||
| Extrusion Safety Test | ||
Rear rack Luggage type ebike battery 48v 20ah electric bike battery
Descriptions 48v 20ah lithium ion electric bike battery:
| Type | lithium battery pack 48V 20Ah rear rack battery | |
| 1. Basic Characteristics | ||
| Weight | ≤5.7kg | |
| Dimension(L*W*H) | 365*150*70mm | |
| Working temperature | Charge Temperature | 0~45°C |
| Discharge Temperature | -20~65°C | |
| Retention of charge (store in one month) | ≥95% | |
| 2. Technical Data | ||
| Rated Voltage | 48V | |
| Rated Capacity C1 | ≥ 20Ah | |
| Battery Resistance | ≤100mΩ | |
| Charge | Way of Charge | CC/CV(Constant Current;Constant Voltage) |
| Standard Charge Current | 3A | |
| Max Charge Current | 5A | |
| Max Charge Voltage | 54.6V | |
| Cell OverCharge Protection Voltage | 4.2V/Cell | |
| Discharge | Standard Discharge Current | 25A can be customized |
| Max Discharge Current | 70A can be customized | |
| Discharge Cut-off Voltage | 39V | |
| Cell Overdischarge Protection Voltage | 3.0V/cell | |
| Ratio Discharge | 1C | >96%C1 |
| 2C | >93%C1 | |
| 3C | >90%C1 | |
| Cycle Life | ≥ 600 Cycles | |
| 3. Safety Test | ||
| Short Circuit Safety Test | No fire, No explosion | |
| Overcharge Safety Test | ||
| Crush Safety Test | ||
| Needling Safety Test | ||
| Extrusion Safety Test | ||
