3.7V 18650 Li-ion Battery Pack

3.7V 18650 Li-ion Battery Pack

CMB provides 3.7V 18650 li-ion battery packs for various industrial applications. Our 3.7V battery packs are made of high-quality grade brand cells. Each lithium-ion battery pack 3.7V does a series of battery testing to ensure the real capacity over the customer’s needs.

We support hundreds of our customers to fulfill their custom 18650 battery packs. Our engineering team is devoted to designing 3.7V 18650 li-ion battery pack with long-lasting life and reliable quality.

The BOM of 3.7V 18650 Batteries

  • High grade of 18650 3.7v batteries ,the capacity model of 18650 cell is 2600mAh,2900mAh,3350mAh and 3500mAh
  • Unique BMS design
  • Wires
  • Connectors

The CMB team is always here to assist you in providing the unique 3.7 Volt lithium battery pack design to your needs.

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Custom 3.7V 18650 Li-ion Battery Pack Solutions

To learn more about our custom 3.7V battery solutions, click on the item titles below.
3.7V 3500mAh 18650 1S1P Li ion Battery Pack -2

Detail:

  • Integrated board
  • The nominal capacity 3500mAh
  • The 18650 1S1P is made of one single 18650 cell

3.7V 3500mAh 18650 1S1P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 3500mAh @0.2C
3 Minimum Capacity 3350mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 1A @0.2C
8 Max. Charge Current 3.5A BMS Limit
9 Standard Discharge Current 0.7A @0.2C
10 Max. Discharge Current 7A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 60g /
18 Special Request / /
3.7V 6700mAh 18650 1S2P Li ion Battery Pack -2

Detail:

  • Integrated Board
  • The nominal capacity 6700mAh
  • The 18650 1S2P li-ion battery pack is made of 2pcs 18650 single cells

3.7V 6700mAh 18650 1S2P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 6700mAh @0.2C
3 Minimum Capacity 6500mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 1.34A @0.2C
8 Max. Charge Current 3.35A BMS Limit
9 Standard Discharge Current 1.34A @0.2C
10 Max. Discharge Current 6.7A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 110g /
18 Special Request / /
3.7V 10500mAh 18650 1S3P Li ion Battery Pack -2

Detail:

  • Integrated Board
  • The nominal capacity 10500mAh
  • The 18650 1S3P li-ion battery pack is made of 3pcs 18650 single cells

3.7V 10500mAh 18650 1S3P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 10500mAh @0.2C
3 Minimum Capacity 10050mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 2.1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 2.1A @0.2C
10 Max. Discharge Current 8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /
3.7V 14000mAh 18650 1S4P Li ion Battery Pack-2

Detail:

  • Integrated Board
  • The nominal capacity 14000mAh
  • The 18650 1S4P li-ion battery pack is made of 4pcs 18650 single cells

3.7V 14000mAh 18650 1S4P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 10500mAh @0.2C
3 Minimum Capacity 10050mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 2.1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 2.1A @0.2C
10 Max. Discharge Current 8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /
3.7V 3500mAh 1S1P Battery Pack
3.7V 3500mAh 18650 1S1P Li ion Battery Pack -2

Detail:

  • Integrated board
  • The nominal capacity 3500mAh
  • The 18650 1S1P is made of one single 18650 cell

3.7V 3500mAh 18650 1S1P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 3500mAh @0.2C
3 Minimum Capacity 3350mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 1A @0.2C
8 Max. Charge Current 3.5A BMS Limit
9 Standard Discharge Current 0.7A @0.2C
10 Max. Discharge Current 7A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 60g /
18 Special Request / /
3.7V 6700mAh 1S2P Battery Pack
3.7V 6700mAh 18650 1S2P Li ion Battery Pack -2

Detail:

  • Integrated Board
  • The nominal capacity 6700mAh
  • The 18650 1S2P li-ion battery pack is made of 2pcs 18650 single cells

3.7V 6700mAh 18650 1S2P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 6700mAh @0.2C
3 Minimum Capacity 6500mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 1.34A @0.2C
8 Max. Charge Current 3.35A BMS Limit
9 Standard Discharge Current 1.34A @0.2C
10 Max. Discharge Current 6.7A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 110g /
18 Special Request / /
3.7V 10500mAh 1S3P Battery Pack
3.7V 10500mAh 18650 1S3P Li ion Battery Pack -2

Detail:

  • Integrated Board
  • The nominal capacity 10500mAh
  • The 18650 1S3P li-ion battery pack is made of 3pcs 18650 single cells

3.7V 10500mAh 18650 1S3P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 10500mAh @0.2C
3 Minimum Capacity 10050mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 2.1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 2.1A @0.2C
10 Max. Discharge Current 8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /
3.7V 14000mAh 1S4P Battery Pack
3.7V 14000mAh 18650 1S4P Li ion Battery Pack-2

Detail:

  • Integrated Board
  • The nominal capacity 14000mAh
  • The 18650 1S4P li-ion battery pack is made of 4pcs 18650 single cells

3.7V 14000mAh 18650 1S4P Li-ion Battery Pack Parameter Specifications

No. Item Parameter Remark
1 Nominal Voltage 3.6V 3.6V/Cell
2 Nominal Capacity 10500mAh @0.2C
3 Minimum Capacity 10050mAh /
4 Shipment Voltage / /
5 Initial Internal Impedance ≤100mΩ AC 1KHZ
6 Standard Charge Voltage 4.2V 4.2V/Cell
7 Standard Charge Current 2.1A @0.2C
8 Max. Charge Current 5A BMS Limit
9 Standard Discharge Current 2.1A @0.2C
10 Max. Discharge Current 8A /
11 Burst Discharge Current / /
12 Discharge Cut-off Voltage 2.5V 2.5V/Cell
13 Cycle Life ≥500 cycles Retention: ≥80%
14 Charge Temperature 0°C~45°C Standard Charge
15 Discharge Temperature -20°C ~70°C Standard Discharge
16 Storage Temperature -20°C~ 45°C ≤3 Months
0°C ~ 25°C ≤1 Year
17 Weight About 180g /
18 Special Request / /

More Technical Articles on 18650 Battery Pack

3.7V 18650 Lithium-ion Battery Pack FAQ

How does CMB choose 18650 cells for custom battery pack solutions ?

We’ll determine the 18650 cell models according to your needs first. Then we’ll consider the cost to be compatible with the different 18650 cell brands.

Can you provide battery housing for the 3.7V 18650 battery pack?

Our primary of the 18650 battery pack is packed by wrap shrink but we also can develop battery housing for your batteries as your needs.

Can I customize the 18650 battery pack?

Of course, please contact us.

Does the 3.7V 18650 battery pack have the certifications I need?

CMB is focusing on custom batteries and we do not have the existing certificates for the 3.7V 18650 battery pack. Besides, the certificate rights belong to the customers.

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.