Li-ion 18650 Battery Pack

Li-ion 18650 Battery Pack

As one professional 18650 battery pack manufacturer, our team always strives to design, assemble, and test the safest and most tailored 18650 pack for our customers.

We offer all-around professional battery solutions from the analysis of cell chemistry, design of BMS, and 18650 lithium battery pack assembly solution.

  • Our CTO has over 20 years of street smarts experience in cell chemical study and 18650 cell manufacturing.
  • The engineer customizes each BMS to your needs. We will appoint the brands of the IC, MOS, and other components to ensure the BMS quality.
  • Our engineering team calculates the li-ion battery assembly solutions. According to the temperature, internal resistance, and insulation, we’ll design the optimal assembly construction.

Lithium-ion 18650 Battery Pack Applications

At CM Batteries, with over 15 years of experience in engineering and manufacturing, we can design li-ion 18650 battery packs for different applications. Our focused areas of expertise are included:

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CMB’s 18650 Battery Pack Solutions

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3 .7V 18650 li-ion battery pack

Voltage: 3.7V


Cell:18650 2600mAh/2900mAh/3500mAh

22.2V 18650 li-ion battery pack

Voltage: 22.2V

Application: Power Tool/Lighting Equipment/Drone

Cycles:300-500 times DOD 80%

7.4V 18650 li-ion battery pack

Voltage: 7.4V

Application:IOT/Medical/Consumer Electronics

Cycles:300-500 times DOD 80%

24V 18650 li-ion battery pack

Voltage: 25.2V /25.9V

Application: Golf Trolley/Electric Bike/Fishing Tools

Cycles:300-500 times DOD 80%

12V 18650 li-ion battery pack

Voltage: 11.1V

Application: ROV/Outdoor Camera /Portable Devices

Capacity: custom design as your needs

36V 18650 li-ion battery pack

Voltage: 36V/37V

Application: Golf Trolley/E-bike/Cleaning Equipment

Cycles:300-500 times DOD 80%

14.8V 18650 li-ion battery pack

Voltage: 14.8V

Application: Military Equipment /Medical Devices

Warranty: One year

48V 18650 li-ion battery pack

Voltage: 46.8V/48.1V

Capacity: custom design

Cell:18650 2600mAh/2900mAh/3350mAh/3500mAh

The Main Factors To Price And 18650 Battery Packs Solution

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Capacity Max(Ah)

Nominal Voltage (V)

Max Continuous Discharge Current (A)

Peak Current (A/Second)


Dimension Max(mm)

Connectors Models and Brand

Communication Interference



How We’ll Work Together
We’ll ask questions via our inquiry about your 18650 battery pack-specific needs. Please contact us to get the questionnaire.
We’ll determine the primary 18650 battery pack solution.
We’ll send you the contract once you confirm the unique 18650 battery pack solution.
We’ll estimate you according to the volume of your demand.
We’ll provide a sample product for you to test and approve.

More Technical Articles On 18650 Batteries

18650 Rechargeable Battery Pack FAQ

Does CMB have the certificates for the Li-ion 18650 battery pack?

As an 18650 battery pack manufacturer, we can not provide the certificates for each battery pack model. But we can have a policy to support getting the certificates.

Does CMB have a recycling service for rechargeable battery packs?

CMB Charge Again initiative strives to prevent tech waste from ending up in landfills. Besides, we are looking for partners to protect the environment together.

What is the development time of your 18650 battery pack?

The development time is about 7~60 working days according to your custom 18650 battery pack‘s complexity.

Does CMB manufacture the PCB/BMS?

We only design the PCB/BMS and the manufacturing service is provided by our battery management system factory.

What capacities of your 18650 cell of your rechargeable battery pack?

The capacities are from 3.6V 18650 2000mAh,2200mAh,2600mAh,2900mAh,3000mAh,3200mAh,3350mAh,3500mAh.

Tailored Customization

Our design team can create custom battery designs for just about any device or machine.

Timely Delivery

Our efficient production and distribution process gets your product delivered in a timely manner.

Quality Guarantee

We stand by our products and guarantee you’ll be happy with your purchase.