Rechargeable 3.7V 3000mah 18650 Battery Lithium Ion with PCB
Description
🔋3.7V 3000mAh 18650 Battery with PCB
The Rechargeable 3.7V 3000mAh 18650 Lithium-Ion Battery with PCB at Side is a high-performance energy solution designed for electronic devices that demand long runtime, stable output, and enhanced safety. With high energy density, low internal resistance, and trusted pcb protection, the 3.7 volt battery 18650 ensure high power efficiency, heat reduction, and long cycles. It is almost the best 18650 battery for electric fan, pos machine, portable consumer electronics.
ICR 18650 Battery Pack Product Specification
Model: 18650 Lithium Battery
Rated Capacity: 3000mAh
Energy: 11.1Wh
Energy Density: 231.25Wh/kg
Minimum Capacity: 2980mAh
Rated voltage: 3.7V
Discharge Cut-off Voltage: 2.75V
Charge Cut-off Voltage: 4.2V
Cycle Life: More than 500 cycles
Dimensions: Φ18*65mm
Weight: 48g
Internal Resistance: Less than 20mΩ
Standard Discharge Current: 0.2C (600mA)
Standard Charge Current: 0.2C (600mA)
Max Continuous Discharge Rate: 2A (Upgradable)
Max Continuous Charge Current: 2A
Charging Temperature: 0 to 45℃;
Discharge Temperature: -20 to 65℃
Storage Temperature:
- -20℃~25℃: 12 months
- -20℃~45℃: 3 months
- -20℃~60 ℃: 1 month
Key Features
High Energy Density – 3000mAh Capacity
Provides longer runtime in the same compact size, making it highly suitable for power-hungry devices.
Low Internal Resistance
Delivers efficient energy output with minimal power loss and less heat buildup during charging and discharging.
Advanced PCB Protection
Equipped with a protection circuit board (PCB) located at the side, offering safeguards against overcharge, over-discharge, over-temperature, short-circuit, and reverse-polarity issues.
Long Cycle Life
Maintains more than 90% capacity after one year of use, supporting hundreds of reliable charge-discharge cycles and reducing replacement costs.
Flexible Customization Options
Available with PCB at the top, bottom, or side, and customizable in terms of voltage, capacity (up to 3500mAh per cell), plugs, connectors, labels, sleeves, and packaging. OEM branding services are also supported.
🚀 Applications
✅ LED flashlights and torches
✅ Medical and industrial equipment
✅ Power banks and backup devices
✅ Consumer electronics and portable tools
✅ Customized lithium-ion battery packs
❓ FAQ
Q1: What makes this 18650 battery better than standard lithium-ion cells?
A1: It has higher capacity (3000mAh), low internal resistance, and built-in PCB protection, ensuring better performance and safer operation.
Q2: Can the PCB be positioned differently?
A2: Yes, the protection board can be placed at the side, top, or bottom depending on your device design.
Q3: How long does the battery last?
A3: It offers more than 500 cycles, maintaining at least 90% capacity after one year of usage.
Q4: Can I order customized versions for my products?
A4: Absolutely. We offer custom voltage, capacity, OEM branding, connectors, and packaging tailored to your needs.
Q5: What is the maximum capacity available for this model?
A5: A single 18650 lithium-ion cell can be customized up to 3500mAh for extended runtime.
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