18650 cylindrical lithium battery

Cylindrical lithium battery 18650 series

Harness the versatility of our 18650 series cylindrical lithium batteries for electric tools, consumer electronics, and more. Inquire now for specifications and offers.


  • Capacity: 2000—4000mAh
  • Dimension: 18mm*65mm
  • Weight: 69-75g
  • Nominal voltage: 3.6V
  • Battery pack assembly: supports multiple series and parallel connections
  • Safety: Our products have undergone third-party certification for safety testing in multiple countries worldwide

Product Details

Product Tags

🚖 Application areas:

Electric tools: 18650 batteries are commonly used in tools such as electric scissors,  drills, hammers, etc., providing stable and powerful power support.

Consumer electronics:They are widely used in devices such as laptops, tablets, smartphones, and handheld game consoles.

Electric transportation: 18650 batteries are an ideal choice for vehicles such as electric bicycles, electric motorcycles,  and electric cars.

Smart home devices:Smart home devices such as solar street lights, smart door locks, smoke detectors, and wireless monitoring also use 18650 batteries.

Toys and Models:In toys and models such as remote-controlled cars,remote-controlled airplanes, and robots, 18650 batteries are favored for their high energy density.

Medical equipment:Portable blood pressure monitors, blood glucose meters, heart rate monitorsand other medical devices often use 18650 batteries to ensure their portability and long-term use

Industrial equipment:Industrial equipment such as drones and robots also use 18650 batteries to support their high energy consumption needs.

In addition, 18650 batteries are commonly used in high-end high-power flashlights,portable power supplies, wireless data transmitters,electric thermal clothing,shoes, portable lighting devices, portable printers, and more. These applications demonstrate the versatility of 18650 batteries and their importance in modern electronic devices.

18650-3300mAh

18650-4000mAh

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18650 series multi specification real-life photos


📔 18650Series Capacity & Weight Parameters


SNBattery Type

Nominal Capacity   

 (mAh)

Minimum Capacity

(mAh)

Weight

(g)

118650-202000
    @0.2C
1950
    @0.2C
≤46.5
218650-252500
    @0.2C
2450
    @0.2C
≤46.5
318650-303000
    @0.2C
2900
    @0.2C
≤50
418650-2500mAh2500
    @0.2C
2450
    @0.2C
≤48
518650-2600mAh2600
    @0.2C
2500
    @0.2C
≤48
618650-2900mAh2900
    @0.2C
2800
    @0.2C
≤47
718650-3300mAh3300
    @0.2C
3200
    @0.2C
≤48
818650-3500mAh3500
    @0.2C
3350
    @0.2C
≤48
918650-3800mAh3800
    @0.2C
3650
    @0.2C
≤49
1018650-4000mAh4000
    @0.2C
3850
    @0.2C
≤50


📔 18650Series Current & Internal Resistance Parameters


SNBattery TypeNominal Current(mA)Maximum Current(mA)

AC Resistance

(mΩ)

ChargingDischargingChargingDischarging
118650-2010002000400030000≤18
218650-2512502500400030000≤18
318650-3015002500600030000≤20
418650-2500mAh1250250025007500≤25
518650-2600mAh1300260026007800≤25
618650-2900mAh1450290029008700≤25
718650-3300mAh1650330033009900≤25
818650-3500mAh1750350035007000≤25
918650-3800mAh1900380038007600≤25
1018650-4000mAh2000400040008000≤25


For more parameters and prices, please contact the customer manager,shenzhenkomai@gmail.com

🛡️ Product characteristics:

High energy density:increased by 5-20%

Long cycle life:increased by 20%

High capacity:2000-4000mAh

Compatibility: Increases grouping efficiency by 20% and reduces costs by 25%

Standardized specifications:99.99% assembly qualification rate

High energy density,low self consumption, long-term storage

High Security:Passed through standards in China,the United States, Europe,  Southeast Asia, and other countries

Welcome to your inquiry,shenzhenkomai@gmail.com


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