Welcome to Ufine New Energy, a leading Lithium-ion Polymer Cell Factory in China. We specialize in producing high-quality rechargeable batteries, including the UFX 503048 750mAh 3.7V lithium-ion polymer battery. Our advanced technology and expertise allow us to offer customized beauty device Li-ion polymer batteries that meet the specific needs of our clients.
Our factory is equipped with state-of-the-art equipment and highly skilled professionals, ensuring that every product we produce meets strict quality standards. We take pride in being a reliable and trustworthy supplier of lithium-ion batteries, and we are committed to providing excellent customer service.
At Ufine New Energy, we make it easy for our customers to find the perfect lithium battery for their needs. Our website, ufinebattery.com, offers a wide range of lithium-ion batteries, including 3.7V lithium battery packs, that are suitable for various applications. We are always expanding our product line to meet the growing demands of the mobile electronics industry.
We take environmental responsibility seriously and adhere to strict environmental standards in our manufacturing processes. Our lithium-ion batteries are certified by international standards, including CE and RoHS, ensuring that they are safe and reliable.
Thank you for considering Ufine New Energy for your lithium-ion battery needs. We are confident that our products and services will exceed your expectations.
Specs of UFX503048 750mAh 3.7V
1、Mechanical Characteristics
Cell:
UFX503048
PCM:
Yes
NTC:
No
Weight:
appr.16g
Configuration
1S1P
2、Electrical Specification
Capacity:
750mAh
Nominal Voltage:
3.7V
Energy:
2.775Wh
Internal Impedance:
less than 180mΩ
Charge Voltage:
4.2V
Discharge Cut Off:
2.75V
Max. Charge Current:
750mA
Max. Discharge Current:
750mA
Standard Charge Current:
375mA
Standard Discharge Current:
375mA
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