UFX552826 450mAh 3.7V China Lithium-ion Cell Factory Professional Custom

Item No.: ufx065
The UFX552826 450mAh 3.7V is a rechargeable lithium polymer battery pack that is commonly used in small electronic devices such as wireless earbuds, smartwatches, and remote control toys.
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Description

Brand:UFINE NEW ENERGY (UFX)

The UFX552826 450mAh is a rechargeable lithium polymer battery pack commonly used in small electronic devices such as digital cameras, portable speakers, and Bluetooth headsets.

 

The battery pack has a nominal voltage of 3.7 volts and a capacity of 450mAh, which means it can deliver 0.45 amps of current for one hour before it needs to be recharged. The UFX552826 designation indicates the physical size of the battery pack, with dimensions of 5.5mm x 28mm x 26mm.


Specs of UFX552826 450mAh 3.7V

1、Mechanical Characteristics

Cell:

UFX552826

PCM:

Yes

NTC:

No

Weight:

appr. 8g

Configuration:

1S1P

 

 

2、Electrical Specification

Capacity:

450mAh

Nominal Voltage:

3.7V

Energy:

1.665Wh

Internal Impedance:

less than 200mΩ

Max. Charge Voltage:

4.2V

Discharge Cut Off:

2.75V

Max. Charge Current:

450mA

Max. Discharge Current:

450mA

Standard Charge Current:

90mA

Standard Discharge Current:

90mA

Charge Temp. Range:

10°C to 45°C

Discharge Temp. Range

-20°C to 60°C

Storage Temp. Range

1 year at -20℃ to +30℃ 

 Cycle life:

100 cycles ≥92% 

3 moths at -20℃ to +45℃

300 cycles ≥88% 

1 month at -20℃ to +60℃

500 cycles ≥80%  

 3、Cell protection

Overcharge Detection :

4.28 ±25mV (1 to 1.6sec delay, release 4.2V ±50mV)

Overdischarge Detection:

2.5V ±50mV (115 to 175msec. delay, release 3.0V ±50mV)

Overcurrent Detection:

2.5A to 4.0A (9 to 15msec. delay)

Short protection:

Yes

4、Discharge Rate Characteristics

4、Cycle life Characteristics

 1

Product Details


Ufine is a manufacturer  with independent research and development and production of polymer lithium-ion batteries. With years of experience in the field of polymer lithium-ion battery solutions, We have accumulated rich  technical experience. Currently, the company offers more than 300 different product models, all certified with KC, UL, CB, and other certifications.Moreover, We can quickly design and develop new products according to customer needs and arrange sample testing.
                                                 
                           

Why Choose Ufine to OEM or ODM Battery

UFine battery has over 30 professional engineers and technical staff who can provide polymer lithium battery solutions for you. As a lithium battery manufacturer, we are capable of rapid design, customization, and bulk production. Here are the main characteristics of our company:
1、Source manufacturer, strong factory, and powerful design and development capabilities.
2、
Short delivery time and sufficient inventory.

3、Self-produced, sufficient capacity, refuse false labeling, and guarantee capacity.
4、Strict quality control through a full range of quality systems from raw materials to finished products.
5、Our products are certified and meet various international battery standards, allowing us to directly export to markets such as Europe, America, and Korea.
6、Our team of professional foreign trade sales engineers can quickly respond to customer inquiries and provide solutions

Factory Photos

Display Of Testing Equipment


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