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3.75V 2800mAh 18650 Li-Ion Battery 5.6A for Notebook Computers

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Shenzhen Jianheng Technology Co., Ltd.

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3.75V 2800mAh 18650 Li-Ion Battery 5.6A for Notebook Computers

Brand Name : OiD

Model Number : ICR18650A28SS

Certification : PSE UN38.3 KC IEC/CE RoHS

Place of Origin : China

MOQ : 100pcs

Price : $0.5 ~ $100.0 / pcs

Delivery Time : 3 ~ 7 days for storage

Payment Terms : TT,L/C,Western Union

Name : 3.75 Volt Rechargeable Battery

ODM : Free custom design for packs

Battery Type : 2800mAh Rechargeable

Cathode : LiCoO₂（LCO）

Industry-Leading Energy Density : 250-300Wh/kg

High Discharge Rate : 5.6A Continuous current

Cost-Effective & Mass-Produced : Most widely produced lithium-ion cell

Standard Design : Lightweight & Space-Efficient Design

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ICR18650A28SS 3.75V 2800mAh 5.6A 500 Cycles Notebook Computer 18650 Li-Ion Battery

Product Name

ICR18650A28SS (18650-28A)

Advantages

High energy density for extended notebook computer runtime
Stable voltage output for consistent performance
Certified safe for notebook computer 18650 Li-Ion Battery applications

Specifications

Parameter	Value
Model	ICR18650A28SS
Chemistry	Li-Ion
Nominal Voltage	3.75V
Capacity	2800mAh
Standard Charge Current	0.2C (560mA)
Max Charge Current	0.5C (1400mA)
Max Discharge Current	5.6A
Discharge Cut-off	2.75V
Charge Cut-off	4.35V
Internal Resistance	≤100mΩ
Weight	48g
Dimensions	18mm × 65mm (Diameter × Height)

Cycle Life

Condition	Performance
Standard Cycle (0.2C)	≥500 cycles (80% capacity retention)

Discharge Curve

Operating Temperature Range

Condition	Temperature Range
Charging	0°C to 45°C
Discharging	-20°C to 60°C
Storage	-20°C to 50°C

Certifications

PSE
UN38.3
KC
IEC/CE
RoHS

Key Features

Notebook-Optimized: 2800mAh capacity ideal for notebook computer 18650 Li-Ion Battery packs
High Efficiency: Low internal resistance maximizes energy transfer
Extended Lifespan: 500+ charge cycles with proper maintenance

Applications

Notebook computer battery packs
High-capacity power banks
Medical and industrial equipment

3.75V 2800mAh 18650 Li-Ion Battery 5.6A for Notebook Computers

Usage Warnings & Precautions

Do not charge above 4.35V
Avoid complete discharge below 2.75V
Use only with approved charging systems

Storage Guidelines

Store at 30-50% charge in dry conditions
Ideal storage temperature: 10-25°C
Recharge every 3 months during storage

Warranty & Disclaimer

12-month limited warranty
Not responsible for improper use or modified applications

Product Tags:

5.6A 3.75 Volt Rechargeable Battery

18650 2800mAh Li Ion Battery

5.6A 2800mAh Li Ion Battery

3.75V 2800mAh 18650 Li-Ion Battery 5.6A for Notebook Computers Images

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