BRAND:UFINE/UFX BATTERY We are Ufine New Energy, a leading manufacturer in China specializing in the production of polymer lithium-ion cells. Our factory, known as Ufine New Energy, is widely recognized for its commitment to providing high-quality products and outstanding services. At Ufine New Energy, we take pride in our wide range of products, including the UFX 244147 520mAh 3.7V polymer lithium-ion cell. This cell is specifically designed for applications in wholesale facial beauty instruments, rechargeable batteries, and lithium battery packs. With its superior performance and reliability, it has gained a strong reputation in the industry. Our commitment to customer satisfaction goes beyond providing exceptional products. We offer customized services to meet the specific needs and requirements of our clients. Whether it's designing personalized battery packs or providing technical support, our team of experienced professionals is dedicated to delivering tailored solutions. Quality assurance is at the heart of our operations. We have implemented rigorous quality control measures to ensure that every product leaving our factory meets the highest industry standards. As a result, our polymer lithium-ion cells have earned a reputation for their excellent performance, long lifespan, and reliable safety features. As a trusted partner, we strive to establish long-term and mutually beneficial relationships with our customers. We value open communication and transparent cooperation, allowing us to better understand your unique requirements and provide the most suitable solutions. Ufine New Energy is committed to advancing the development of polymer lithium-ion cell technology, and we look forward to supplying you with top-quality products and exceptional services. Contact us today to discover how Ufine New Energy can meet your specific needs in the field of high-performance batteries.
Specs of UFX244147 520mAh 3.7V
1、Mechanical Characteristics
Cell:
UFX244147
PCM:
Yes
NTC:
No
Weight:
appr.10.4g
Configuration
1S1P
2、Electrical Specification
Capacity:
520mAh
Nominal Voltage:
3.7V
Energy:
1.924Wh
Internal Impedance:
less than 180mΩ
Charge Voltage:
4.2V
Discharge Cut Off:
2.75V
Max. Charge Current:
520mA
Max. Discharge Current:
520mA
Standard Charge Current:
260mA
Standard Discharge Current:
260mA
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
5、Cycle life Characteristics
Product Details We are an advanced technology company specialized in the research and production of Lithium Polymer battery, LiFePO4 battery, Ultra thin lipobattery, Low-temperature battery.Our company has obtained complete certification for our batteries, including KC, UL, CB, UN38.3, and CE certifications for over 280 product models. Our products are primarily exported to Europe, America, Japan, and South Korea, and have received high praise from our customers,as well as offering batteries with different features:
-40℃ ultra-low temperature lithium battery.
Customizable size and shape.
3C fast charge battery.
25C high discharge rate battery
High energy density battery (≥260Wh/kg)
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