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18650 3.6V 3500mAh 20A Rechargeable Battery with 500 Cycles

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18650 3.6V 3500mAh 20A Rechargeable Battery with 500 Cycles

Brand Name : OiD

Model Number : INR18650N35A20

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

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 : 18650 3.6 V Battery

Battery Type : 3500mAh Rechargeable

ODM : Free custom design for packs

Cathode : NMC/NCA

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

High Discharge Rate : 20A Continuous current

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

Standard Design : Lightweight & Space-Efficient Design

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INR18650N35A20 3.6V 3500mAh 20A 500 Cycles 18650 Battery

Product Name

INR18650N35A20 18650 Battery

Advantages

High energy density for extended runtime
Reliable high-rate discharge performance
Enhanced safety and thermal stability
Certified for compliance with international standards

Specifications

Parameter	Value
Model	INR18650N35A20
Nominal Voltage	3.6V
Nominal Capacity	3500mAh
Charging Voltage	4.20V ± 0.05V
Discharge Cut-off Voltage	2.50V
Max Charging Current	3.5A
Max Continuous Discharge Current	20A
Weight	≤52.0g
Dimensions	Diameter: ≤18.50mm, Height: ≤65.30mm
Internal Resistance	≤18mΩ
Energy Density	Volume: 718Wh/L, Weight: 242Wh/kg
Terminal Type	Standard 18650 flat top or button top (customizable)

Cycle Life

Condition	Cycles	Capacity Retention
1.75A Charge / 3.5A Discharge	500	≥80%
3.5A Charge / 10A Discharge	500	≥60%
3.5A Charge / 20A Discharge	100	≥60%

Discharge Curve

18650 3.6V 3500mAh 20A Rechargeable Battery with 500 Cycles

Operating Temperature Range

Condition	Temperature Range
Charging	0°C to 45°C
Discharging	-20°C to 60°C
Storage	-20°C to 45°C (recommended for long-term storage)

Certifications

BIS, KC, BSMI, CB, UL, CCC

Key Features

High energy density for extended runtime
Excellent thermal stability and safety
Long cycle life with minimal capacity degradation
Environmentally friendly and RoHS compliant

Applications

Energy storage systems
Small household appliances (e.g., blenders, mixers)
Portable power solutions
Backup power devices

Usage Warnings & Precautions

Use only with compatible chargers and devices.
Avoid short-circuiting, overcharging, or over-discharging.
Do not expose to high temperatures, fire, or water.
Keep away from children and pets.

Storage Guidelines

Store at 20±5°C with 50% SOC for optimal performance.
Avoid storing in high humidity or extreme temperatures.
Recharge every 6 months if stored for extended periods.

Warranty & Disclaimer

12-month limited warranty from the date of purchase.
Warranty does not cover damage due to misuse, improper charging, or unauthorized modifications.
Manufacturer is not liable for accidents caused by improper use.

Product Tags:

500 Cycles 18650 3.6 V Battery

20A 3500mAh Rechargeable Battery

3500mAh Rechargeable Battery Customized

18650 3.6V 3500mAh 20A Rechargeable Battery with 500 Cycles Images

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