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Cylindrical 18650 Cell Wholesale 18650 Lithium Battery 4000mah Rechargeable Battery Lithium

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Cylindrical 18650 Cell Wholesale 18650 Lithium Battery 4000mah Rechargeable Battery Lithium

Name: Cylindrical 18650 Cell Wholesale 18650 Lithium Battery 4000mah Rechargeable Battery Lithium
Brand: FBATTERY
Price: 1 USD

Quality Cylindrical 18650 Cell Wholesale 18650 Lithium Battery 4000mah Rechargeable Battery Lithium for sale

Brand Name : FBATTERY

Model Number : 18650 3.7V

Certification : CE,ROHS,UN38.3

Place of Origin : Wuhan,China

MOQ : Negotiable

Price : Negotiable

Payment Terms : L/C, D/A, D/P, T/T in advance

Supply Ability : 10000PCS/30Days

Delivery Time : 20 work days

Packaging Details : blister card packing,Carton

Voltage : 3.7V

Capacity : 4000mAh

Length : ≤67.0mm

Width : ≤37.0mm

Height : ≤19.5mm

Line length : 150.0mm±5mm

Size : Cylindrical

Operating Temperature : ﹣20℃～+50℃

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Products assembly drawing and size refers

NO	Part Name	Description	quantity
1	Cell	18650-2000mAh	2
2	PCM	W5.0 T0.8 L35mm S-8205 DWO1	1
3	Lead	1007 22#	2
4	Connector	XH 2.54	1

Specification

Item			Specifications
Typical Capacity			4100mAh Discharge (4.2Vto2.5V) 0.2C
Minimum capacity			2000mAh Discharge (4.2Vto2.5.0V) 0.5C
Nominal voltage			3.7V
Standard Charge			4.2V
Standard Discharge			CC,0.2C(800mA) 2.75V
End-of-charge Current			20mA (At CV mode)
Standard charging current			800mA (0.2C₅rate) 0.2C
Max Charge Current			1500mA (0.5C₅rate) 0.5C充电
Max Discharge Current			1500mA
Initial Impedance			≤130mΩ
Weight			Approx200.0g
Operating temperature			Charging: 0℃~45℃ Discharge:-20℃~+50℃
Storage temperature			Within one month:-20℃~+50℃,80%RH Max Within one year:-20℃~+25℃, 75%RH Max
Storage Humidity			≤75% RH
Appearance			Without scratch, distortion, contamination and leakage
Temperature Dependence of Discharge Capacity
Charge temperature	Discharge temperature
25℃	-10℃		0℃		15℃	25℃		50℃
Relative Capacity	70%		80%		90%	100%		95%
The relationship between discharge rate and capacity
Charging temperature / current		Discharge rate
25℃/0.2C		0.2C		0.5C			1C
Relative Capacity		100%		95%			85%

Circuit diagram

Application

Toys, Power Tools, Home Appliances, Camera,Consumer Electronics,POS machine,Router/Switch,Remote Control and so on.

General Performance

Item	Test Methods and Condition	Criteria
0.2C Capacity	After standard charging, rest battery for 10min, then discharging at 0.2C to voltage 3.0V, recording the discharging time.	≥290min
Cycle life	Constant current 0.5C charge to 4.2V, then constant voltage charge to current declines to 0.01C, rest 10min,constant current 0.5C discharge to 3.0V,rest 10min. Repeat above steps till continuously discharging capacity Higher than 80% of the Initial Capacities of the Cells	≥300 times
Capability of keeping electricity	20±5℃, After standard charging, rest the battery 28days, discharging at 0.2C to voltage 3.0V, recording the discharging time.	≥90%

Product Tags:

18650 Cell Wholesale

Rechargeable 18650 Battery

18650 Lithium Battery

Cylindrical 18650 Cell Wholesale 18650 Lithium Battery 4000mah Rechargeable Battery Lithium Images

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