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High Energy Density Special Battery Customized 3.7 V 2500mah 18650 Battery 500 Cycles

High Energy Density Special Battery Customized 3.7 V 2500mah 18650 Battery 500 Cycles

  • Highlight

    High Energy Density Special Battery

    ,

    Special Battery Customized

    ,

    3.7 V 2500mah 18650 Battery

  • Name
    Special Battery
  • Battery Type
    3.7V 2500mAh Rechargeable
  • ODM
    Free Custom Design For Packs
  • Positive Electrode Material
    NCA (Nickel Cobalt Aluminum)
  • Cycle Life
    500+ Cycles
  • Charging/ Discharging
    2.5A/20A
  • Operating Temperature
    -40°C~60°C
  • High Energy Density
    193Wh/kg
  • Place of Origin
    China
  • Brand Name
    OiD
  • Certification
    BIS, KC, BSMI, CB, UL, CCC
  • Model Number
    INR18650L25A20
  • Minimum Order Quantity
    100pcs
  • Price
    $0.5 ~ $100.0 / pcs
  • Delivery Time
    3 ~ 7 days for storage
  • Payment Terms
    TT, L/C, Western Union

High Energy Density Special Battery Customized 3.7 V 2500mah 18650 Battery 500 Cycles

INR18650L25A20 3.7V 2500mAh 20A Discharge 500 Cycles 18650 Battery

Product Name:
INR18650L25A20 18650 Battery

 

Advantages:

  • High energy density for extended runtime
  • Excellent performance in low-temperature environments
  • Long cycle life with reliable capacity retention
  • Certified for safety and quality assurance

Specifications:

Parameter

Value

Model

INR18650L25A20

Nominal Voltage

3.7V

Nominal Capacity

2500mAh

Positive Electrode Material

NCA (Nickel Cobalt Aluminum)

Negative Electrode Material

Graphite + Silicon

Dimensions (Diameter x Height)

≤18.50 mm x ≤65.30 mm

Weight

≤48.0g

Volume Energy Density

527 Wh/L

Weight Energy Density

193 Wh/kg

Internal Resistance

≤18mΩ

Charging Cut-off Voltage

4.20V ± 0.05V

Discharge Cut-off Voltage

2.75V

Maximum Charging Current

2.5A

Maximum Continuous Discharge Current

20A

Terminal Type

Standard 18650 Flat Top

 

Cycle Life:

Test Condition

Performance

2.5A Charge / 10A Discharge

500 cycles, capacity retention ≥60%

 

Discharge Curve:
High Energy Density Special Battery Customized 3.7 V 2500mah 18650 Battery 500 Cycles 0

 

Operating Temperature Range:

Parameter

Range

Charging Temperature

0°C to 45°C

Discharging Temperature

-40°C to 60°C

 

Certifications:
BIS, KC, BSMI, CB, UL, CCC

 

Key Features:

  • High discharge current capability
  • Low internal resistance for efficient power delivery
  • Suitable for extreme temperature environments
  • Certified for global safety standards

Applications:

  • Electric vehicles and hybrid vehicles
  • Power tools and industrial equipment
  • Portable medical devices
  • Energy storage systems (ESS)
  • Emergency lighting and backup power

High Energy Density Special Battery Customized 3.7 V 2500mah 18650 Battery 500 Cycles 1

Usage Warnings & Precautions:

  • Avoid overcharging or over-discharging the battery.
  • Do not expose the battery to high temperatures or direct sunlight.
  • Use only compatible chargers and devices.
  • Keep away from children and flammable materials.

Storage Guidelines:

  • Store in a cool, dry place at 20°C to 25°C.
  • Maintain a charge level of 30% to 50% for long-term storage.
  • Avoid storing in fully charged or fully discharged states.

Warranty & Disclaimer:
This product is covered by a limited warranty against manufacturing defects. The warranty does not cover damage caused by misuse, improper handling, or unauthorized modifications. Always follow the manufacturer’s guidelines for safe and optimal use.