High Cycle Life 48V20ah Rear Rack Lithium Li Ion Battery for E-Bike

Product Details
Customization: Available
Type: Lithium Battery
Charger Type: Electric Charger

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Management System Certification
ISO 9001, ISO 9000
OEM/ODM Availability
Yes
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Basic Info.

Charger Application
Standard Battery
Nominal Voltage
48V
Charger Style
Simple Charger
Compatible Battery Type
48V
Certification
CE
Socket Type
All
Peak Discharging Current
2c
Color
Sliver
Cycle Life
2000times
Self-Discharging Current
3% Per One Month
Usage
Lamp, E-Bike, Motor
Capacity
20ah
Transport Package
24PCS/Box
Specification
ce, msds
Origin
Shenzhen
Production Capacity
50000PCS/Month

Product Description


Features
Model: 48V 20Ah rear rack lithium-ion battery
Cell: 18650 3.7V 2200mAh cell.
Configuration: 13S9P
Nominal Voltage: 48V
Nominal Capacity: 20Ah
Size: 82*150*360mm (H*W*L)
Net Weight: Approx 7kg
BMS: Custom BMS with 30A continuous discharging current and 100A peak current.
Customization: 36/48V 10-30Ah rear rack type battery pack are all available to us with different cells like Samsung INR18650-29E 2900mah cells or Panasonic NCR18650B 3400mah cells etc.

BMS
The BMS provides protection against overcharge, and short circuit, through monitoring
single string of cells. Also it enables every battery pack to obtain independent balancing function.

Storage and Transportation
(1)Based on the characters of cells, proper environment for transportation of battery pack need to be created to protect the battery.
(2)During transportation,50% SOC must be kept to ensure that short circuit, appearance of liquid in the battery or immersion of battery in liquid never occur.
(3)Battery should be kept at -20ºC~45ºC in warehouse where it is dry, clean and well-ventilated.
(4)During loading of battery, attention must be paid against dropping, turning over and serious stacking.

Specific Details

Item
Parameters Remark
Typical Capacity 20Ah 25ºC,1 C5A discharge
Nominal Voltage 48V 25ºC,Average Voltage at 0.2 C5A discharge
Charge input voltage 110-240V AC Wide voltage
Charge current 4A Working temperature:0~35ºC
Charge cut-off voltage 54.6V CC/CV
Charge time 4-6h
 
Working current 30A
 
Max working current(15S) 80A
 
Peak Working Current(2S) 100A Working temperature:0~35ºC
Over charge protection 4.2±0.05V Single cell
Over discharge protection 2.75±0.05V Single cell
Size (H*W*L)
82*150*360mm
 

 
Weight ≤ 7kg
 
Storage temperature ≤3month Best 20±5ºC for long-time storage

Storage humidity
≤3month 0~30ºC Best storage temperature:20±5ºC
Charge battery  every 3 month
≤6month 20±5ºC
65±20%RH 20±5ºC


We supply batteries types such as water bottle battery, rear rack battery, silver fish type battery, frog battery, downtube battery, 24/36/48V normal series, we also accept customized battery packs, domestic cell or imported cells are all available. If you are interested, welcome to send your inquiry.


Key Application
Widely applied in  Electric Bicycle, Electric vehicle, Electric Tricycle, Electric scooter, Electric golf trolley, Electric car, Electric wheelchairs,two wheel vehicles and etc.

Payment Terms
1.We accept bank transfer(T/T) , Western Union, MoneyGram, PayPal and Cash.
2.If you prefer other payment method,please contact us by email.

Shipping Terms
1.Samples order: sending by Express ( DHL/ UPS/ FEDEX/ TNT )
2.Bulk order: sending out by air/express/sea.

Warranty Instructions
1.All the battery we provide have 2 years warranty and the battery testing report will be sent to you before shipping.
2.Warranty code: quality problems, defective goods can be fixed or replacement; Man-made damage, inflowing water, fault operation leading to short circuit or burning, damaged by carrier is out of our warranty.
3.Goods should be returned in original condition to qualify for a replacement or repair.

Advantages
1.OEM&ODM manufacture, design any of special shape, dimension and other requirements battery packs
2.Good quality, competitive price, fast delivery, excellent service.
3. Wonderful package, stable shipment, 100% testing and inspection before shipment to insure the quality.
4.CE, ROHS, UN38.3, UL, MSDS certificates.
5. Quick action&response,every inquires will be relied within 24 hours.
.

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