China Lithium-ion Cell Factory Produce Bluetooth Speaker Battery UFX 124065 4000mAh 3.7V li polymer battery
No.ufx046-02
Model: UFX 124065 Capacity:4000mAh Nominal Voltage:3.7V Max. Charge Voltage:4.2V UFX 124065 4000mAh 3.7V battery used in Bluetooth speakers. Our li polymer battery, UFine Technologry, Li-ion battery, and lithium battery pack are also some of our top-notch products.
Ufine New Energy is a China Lithium-ion Cell Factory that specializes in producing high-quality batteries, including the popular UFX 124065 4000mAh 3.7V battery used in Bluetooth speakers. Our li polymer battery, UFine Technologry, Li-ion battery, and lithium battery pack are also some of our top-notch products. We provide reliable and efficient energy solutions for various industries and applications, and have obtained numerous international certifications for our quality management and environmental protection systems. Our commitment to research and development has enabled us to stay at the forefront of the battery industry, and we are continuously exploring new and innovative ways to meet our customers' energy needs. Experience the power of UFine Technology today- visit ufinebattery.com for more information on our products and services.
Specs of UFX124065 4000mAh 3.7V
1、Mechanical Characteristics
Cell:
UFX124065
PCM:
Yes
NTC:
No
Weight:
appr.65g
Configuration
1S1P
2、Electrical Specification
Capacity:
4000mAh
Nominal Voltage:
4.2V
Energy:
14.8Wh
Internal Impedance:
less than 100mΩ
Charge Voltage:
4.2V
Discharge Cut Off:
2.75V
Max. Charge Current:
2000mA
Max. Discharge Current:
2000mA
Standard Charge Current:
800mA
Standard Discharge Current:
800mA
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