Li-polymer Cell Manufacturer Professional Customized Hand Warmer Rechargeable Lipo Battery UFX 902055-2S 1100mAh7.4V Rechargeable Battery Pack

BRAND:UFINE/UFX BATTERY.

Welcome to Ufine New Energy, a professional manufacturer of Li-polymer cells. We specialize in producing high-quality and safe rechargeable batteries, such as UFX 902055-2S 1100mAh 7.4V, which is a professional customized hand warmer rechargeable Lipo battery. Our rechargeable battery pack is a popular choice among our customers.At Ufine New Energy, we are committed to providing customized solutions to meet the specific needs of our customers. We offer various types of batteries, including battery 7.4V, lipo battery 2s, and lithium battery pack. Our team of experienced engineers works closely with our customers to provide the best products and services possible.As a responsible manufacturer, we pay great attention to environmental sustainability and safety. We take pride in delivering high-quality products that are safe and reliable. Our battery products undergo thorough testing and quality control measures to ensure they meet the highest industry standards.

Specs of UFX902055-2S 1100mAh 7.4V

1、Mechanical Characteristics
Cell:	UFX902055-2S	PCM:	Yes
NTC:	No	Weight:	appr.39.5g
Configuration	2S1P
2、Electrical Specification
Capacity:	1100mAh	Nominal Voltage:	7.4V
Energy:	8.14Wh	Internal Impedance:	less than 200mΩ
Charge Voltage:	8.4V	Discharge Cut Off:	6V
Max. Charge Current:	1100mA	Max. Discharge Current:	1100mA
Standard Charge Current:	220mA	Standard Discharge Current:	220mA
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