A&S Power Lithium Ion Battery Manufacturer
  • A&S Power Lithium Ion Battery Manufacturer
  • A&S Power Lithium Ion Battery Manufacturer
  • A&S Power Lithium Ion Battery Manufacturer
  • A&S Power Lithium Ion Battery Manufacturer

18650 3S2P 11.1V 4ah Li-ion Battery Packs UL2054 Certified

Shelf time:
Lithium Ion Battery
High quality A grade cell,UL2054, CB, KC,CE,PSE, UN38.3 certified,500 times cycle life,Multiple serial parallel combination,No memory effect

Product details description

A&S Power UL2054 certified 18650 3S2P 11.1V 4ah Li-ion Battery Packs




Cycle life:over 500times

  1. We have more than 15 years of experience as a top tier battery supplier.

  2. We are a trustworthy manufacturer with UL 2054, IEC 62133, and UN38.3 Certification.

  3. We provide a 12-month warranty and also OEM service for customized batteries.

  4. You can order a 10 pc sample to test out - reducing your risk to 0.

  5. Rechargeable Batteries, High Performance, Favorable Price, Stable Quality.

18650 单体详情 图.jpg

Product Specification:



Nominal Capacity

4000mAh   0.2C Discharge

Minimum Capacity

3950mAh   0.2C Discharge

Nominal Voltage


Charge Current

Standard Charge:0.5C

Rapid Charge:1.0C

Standard Charging Method

0.5C CC(Constant Charge)charge to 12.6V, then CV(Constant Voltage 12.6V)charge till charge current decline less than 0.01C

Charging Time

Standard Charging: Approx. 5hours

Rapid Charging: Approx. 2.5hours

Max. Charge Current

Constant Current 1C5A Constant Voltage 12.6V 0.01C5A Cut-off

Max. Discharge Current

Constant Current 1.0C5A End Voltage 9.0V

Standard discharge Current

Constant Current 0.2C5A End Voltage 9.0V

Discharge Cut-off Voltage


Charge Cut-off Voltage


Initial Impedance

Less than 100mo



Operating Temperature




Product Description:

Our high-quality lithium ion battery is a reliable and efficient power source for a wide range of applications. With a capacity of 2600mAh, this 18650 3.7v battery is built to last, providing long-lasting power for your devices.

Crafted from A-grade cells, this battery is a top-of-the-line product that has been certified by UL2054, CB, KC, CE, PSE, and UN38.3. These certifications ensure that our battery meets the highest safety and quality standards, providing you with peace of mind that your devices are in good hands.

With a cycle life of up to 500 times, this battery is designed to last. Whether you're using it for personal or professional use, this battery will provide you with reliable and consistent power for years to come.

Our battery is also highly versatile, with the ability to be used in multiple serial and parallel combinations. This allows you to customize your power source to fit your specific needs, giving you the flexibility to power multiple devices at once.

Furthermore, this battery has no memory effect, ensuring that it will maintain its full capacity and performance even after multiple charges and discharges.

In summary, our 18650 3.7v 2600mAh lithium ion battery is a high-quality and reliable power source that is perfect for a wide range of applications. With its top-of-the-line certifications, long cycle life, and versatile design, this battery is a must-have for anyone in need of a reliable power source for their devices.


A&S Power Certificate.jpg

Contact Us:

Shenzhen A&S Power Technology Co., Ltd

Tel: +86-0755-28169348


E-mail: info@szaspower.com


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