China Lithium-ion Polymer Cell Manufacturer Wholesale Bluetooth Earphone Battery UFX 401025 70mAh 3.7V Mini Rechargeable Battery
No.ufx262-07
Model: UFX 401025 Capacity:70mAh Nominal Voltage:3.7V Max. Charge Voltage:4.2V UFX 401025 70mAh 3.7V lithium-ion battery is the ideal power solution for wireless earphones, small electronic devices, and other Bluetooth devices
BRAND:UFINE/UFX BATTERY Ufine New Energy is a leading China-based manufacturer of lithium-ion and polymer cells. As an experienced battery supplier, we offer customized solutions to suit the requirements of our global customers. Our UFX 401025 70mAh 3.7V lithium-ion battery is the ideal power solution for wireless earphones, small electronic devices, and other Bluetooth devices.At Ufine New Energy, we pride ourselves on our advanced technology and quality products. We take pride in offering reliable solutions and exceptional customer service, making us the trusted choice for customers across the globe who require lithium-ion or polymer cells. Connect with us today and discover how Ufine New Energy can help power your device.
Specs of UFX401025 70mAh 3.7V
1、Mechanical Characteristics
Cell:
UFX401025
PCM:
Yes
NTC:
No
Weight:
appr.2.5g
Configuration
1S1P
2、Electrical Specification
Capacity:
70mAh
Nominal Voltage:
4.2V
Energy:
7.03Wh
Internal Impedance:
less than 450mΩ
Charge Voltage:
4.2V
Discharge Cut Off:
2.75V
Max. Charge Current:
70mA
Max. Discharge Current:
70mA
Standard Charge Current:
35mA
Standard Discharge Current:
35mA
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