Thin Film Battery Manufacturers Rechargeable Battery For Laptop UFX 303045 350mAh 3.7V UL 1642 Lithium Cell

BRAND:UFINE/UFX BATTERY

At Ufine New Energy, we understand the importance of battery performance and reliability. That's why we pay great attention to the self-discharge rate of our batteries. Our advanced manufacturing processes and stringent quality control measures ensure that our batteries have a low self-discharge rate, allowing them to retain their charge for extended periods of time. This feature is particularly beneficial for applications where the battery is not frequently used or needs to be stored for longer durations.To learn more about our products and explore our full range of offerings, please visit our official website at www.ufinebattery.com. Our website provides detailed information about our thin film batteries, including specifications, certifications, and application examples. You can also find contact information to reach out to our dedicated customer support team for any inquiries or assistance.Ufine New Energy is committed to sustainable development and environmental responsibility. We strive to minimize our ecological footprint by adhering to strict environmental regulations and promoting responsible battery disposal and recycling practices. By choosing Ufine batteries, you are not only benefiting from high-quality energy solutions but also contributing to a greener and more sustainable future.Thank you for considering Ufine New Energy as your trusted partner for rechargeable batteries. We look forward to serving your energy needs and providing you with reliable, efficient, and eco-friendly power solutions.Ufine New Energy - Powering the Future.

1、Mechanical Characteristics
Cell:	UFX303045	PCM:	Yes
NTC:	No	Weight:	appr.7.8g
Configuration	1S1P
2、Electrical Specification
Capacity:	350mAh	Nominal Voltage:	3.7V
Energy:	1.295Wh	Internal Impedance:	less than190mΩ
Charge Voltage:	4.2V	Discharge Cut Off:	2.75V
Max. Charge Current:	350mA	Max. Discharge Current:	350mA
Standard Charge Current:	175mA	Standard Discharge Current:	175mA
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