Rear Rack Type Ebike Battery 48V 20ah Electric Bike Battery

Port:Shenzhen, China

Production Capacity:3000PCS/Day

Payment Terms:L/C, T/T, Western Union, Paypal

Model NO.:FB-R4820

Rated Capacity:20ah

Standard Voltage:48V

Usage:E-Bike/Motor

Electrolyte:Li-ion

Nominal Voltage:48V

Nominal Capacity:20ah

Cycle Life:1000times

Warranty:13months

Weight:About 6kg

Certificates:Ce/RoHS/MSDS/Un38.3/FCC

Charging Time:7~8 Hours

Recommended:54.6V 3A Charger

Trademark:Delong

Transport Package:Standard Export Package

Specification:Customized

Origin:Guangdong

Type:Lithium-Ion Battery Pack

Connection Mode:Series and Parallel

Rechargeable:Chargeable

Discharge Rate:Medium Discharge Rate

Size:Medium

Accessories Type: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(LWH)		36515070mm
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

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