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

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

Brand Name : OiD

Model Number : INR18650L25A20

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

Place of Origin : China

MOQ : 100pcs

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

Price : $0.5 ~ $100.0 / pcs

Delivery Time : 3 ~ 7 days for storage

Payment Terms : TT, L/C, Western Union

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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

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

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.


Product Tags:

High Energy Density Special Battery

      

Special Battery Customized

      

3.7 V 2500mah 18650 Battery

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

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