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14.8V 4400mah Li Ion Battery Pack For Digital Product High Capacity

Categories Lithium ion Battery Pack
Brand Name: TINKO/OEM
Model Number: TK18650 2S3P
Certification: CE/ROHS/MSDS/UN38.3
Place of Origin: China
MOQ: 1000PCS
Price: Negotiable
Supply Ability: 100pcs/day
Packaging Details: parer carton
Voltage: 14.8V
Capacity: 4400mah
Battery Connection: 4S2P
Protection: PCM/PCB
Material: Lithium ion
Dimension: 74*38.5*72.5mm
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14.8V 4400mah Li Ion Battery Pack For Digital Product High Capacity

Rechargeable Lithium-ion 18650 Battery Pack 14.8V 4400mah for Digital Product


Battery Description

This lithium ion battery pack is made up by 8pcs of 2200mah 18650 battery cell, with the pack way 4S2P makes it's voltage up to 7.4V and high capacity to 4400mah.
TINKO lithium-ion batteries are widely used due to their advantageous features. They have a high energy-to-weight ratio, so they can store more energy in a smaller, lighter package compares to other. They also can work hundreds to thousands of charge and discharge cycles, making them durable for long-term use. Their low self-discharge allowed them to retain charge for extended periods when not in use. With these features the lithium battery used in a variety of applications, from consumer electronics (smartphones, laptops, alarm devices, monitor devices ect.) to electric vehicles. Their voltage and capacity also can be designed through different usage.



Battery Parameters


NO.


ItemSpecifications
1

Typical Capacity


4400mAh @ 0.2C Discharge

Minimum capacity


4380mAh @ 0.2C Discharge
2

Nominal voltage


14.8V
3

Standard Charge


CC/CV,0.2C5A, 4.20V
4

Standard Discharge


CC,0.2C5A, 3.00V
5

End-of-charge Voltage


16.80V±0.05V
6

End-of-charge Current


0.02C5A (At CV mode)
7

End-of-discharge Voltage


12.00 V
8

Charging Time


8.0hours(standard charge)
9Quick Charge Current

4400mA (1.0C5rate)


10Quick Discharge Current

8800mA (2.0C5rate)


11Max Discharge Current

13200mA (3.0C5rate)


12

Initial Impedance


Max:260mW
13

Weight


Approx:360±2g
14

Operating temperature


Charging: 0℃~45℃

Discharging:-20℃~60℃

15

Storage temperature


-5℃~35℃
16

Storage Humidity


≤75% RH
17

Appearance


Without scratch, distortion, contamination and leakage
18

Standard environmental condition


Temperature: 25±5℃

Humidity: 45-75%RH

Atmospheric Pressure: 86-106 KPA

19

Temperature Dependence of Discharge Capacity

@ 0.2C Discharge



Charge temperature


Discharge temperature
25℃

-10℃


0℃


15℃


25℃


40℃



Relative Capacity


50%80%90%100%80%

Product Drawing





Product Applications


Quality 14.8V 4400mah Li Ion Battery Pack For Digital Product High Capacity for sale
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