Battery Pack Suppliers UFX 303035 250mAh 3.7V Rechargeable Battery With Usb Port

BRAND:UFINE/UFX BATTERY

Ufine New Energy is a leading factory specializing in the production and supply of high-quality battery packs. As one of the top battery pack suppliers in the industry, we take pride in offering reliable and efficient power solutions to meet the diverse needs of our customers.

One of our popular products is the UFX 303035 250mAh 3.7V rechargeable battery with a USB port. This lithium pouch cell is designed to provide long-lasting power for various electronic devices. With its compact size and lightweight design, it is perfect for portable devices such as smartphones, tablets, and wearable technology.

As a trusted lithium pouch cell supplier, we prioritize the safety and performance of our batteries. Our products are manufactured using advanced technology and undergo rigorous quality control processes to ensure their reliability and durability. We adhere to strict industry standards and regulations to deliver batteries that meet or exceed customer expectations.

At Ufine New Energy, we understand the importance of innovation and sustainability. That is why we focus on developing energy-efficient and eco-friendly battery solutions. Our ion lithium batteries are designed to maximize energy storage and minimize environmental impact. With a capacity of 250mAh, our batteries offer a reliable power source for various applications.

In addition to our high-quality products, we also provide excellent customer service. Our dedicated team is committed to assisting customers with their battery needs, offering technical support, and providing timely delivery of orders. We strive to build long-term partnerships with our clients based on trust, reliability, and mutual success.

Specs of UFX303035  250mAh 3.7V

1、Mechanical Characteristics
Cell:	UFX303035	PCM:	Yes
NTC:	No	Weight:	appr.6.2g
Configuration	1S1P
2、Electrical Specification
Capacity:	250mAh	Nominal Voltage:	3.7V
Energy:	0.925Wh	Internal Impedance:	less than 190mΩ
Charge Voltage:	4.2V	Discharge Cut Off:	2.75V
Max. Charge Current:	250mA	Max. Discharge Current:	250mA
Standard Charge Current:	125mA	Standard Discharge Current:	125mA
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