18650 Lithium Ion Battery 2000mAh 20A High Discharge Rechargeable

INR18650N20A20 3.7V 2000mAh 20A 18650 Battery 400 Cycles

Product Name

INR18650N20A20 Lithium-Ion Battery

Advantages

• High energy density and robust performance for demanding applications.
• Supports high discharge rates up to 20A, ideal for power tools, garden tools, and vacuum cleaners.
• Long cycle life with 400 cycles at 10A discharge, maintaining ≥80% capacity.
• Compliant with multiple international certifications including UL, CB, and CCC.

Specifications

Cycle Life

Discharge Curve

Operating Temperature Range

Certifications

• BIS
• KC
• BSMI
• CB
• UL
• CCC

Key Features

• High Discharge Rate: Supports up to 20A continuous discharge, perfect for high-power applications.
• Long Cycle Life: 400 cycles at 10A discharge with ≥80% capacity retention.
• Robust Safety: Built-in protection against overcharge, over-discharge, and short circuits.
• Wide Temperature Range: Operates efficiently in temperatures from -20°C to 75°C.

Applications

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

Usage Warnings & Precautions

• Use only approved chargers and avoid exposure to extreme temperatures.
• Do not short-circuit terminals or disassemble the battery.
• Stop use immediately if swelling, leakage, or overheating occurs.
• Dispose of spent batteries responsibly; do not incinerate or immerse in water.

Storage Guidelines

• Store at 20±5°C (ideal) with 50% SOC for long-term storage.
• Recharge to 60% capacity every 3 months if unused.
• Avoid prolonged storage at temperatures above 50°C or below -10°C.

Warranty & Disclaimer

• Warranty: 12 months from shipment date.
• Disclaimer: The manufacturer is not liable for accidents caused by misuse or deviation from specifications.

Our Mission:  Original Innovation, Power the Future!

As a high-tech enterprise specializing in the R&D and manufacturing of lithium-ion batteries, sodium-ion batteries, and solid-state batteries. Founded in 2020 in Shenzhen, China’s innovation hub, we are driven by our core philosophy of "Original Innovation & Development" , delivering sustainable, high-performance energy solutions for global applications, including consumer electronics, smart devices, electric vehicles, and energy storage systems.

With dozens of proprietary patents, the accreditation of Guangdong Provincial Eco-Friendly Lithium Battery Engineering Research Center, and strategic collaborations with leading institutions like National University of Singapore, Wuhan University, and Shenzhen University, OiD continuously pushes the boundaries of battery technology. Our products power critical infrastructure, including high-speed rail energy storage, residential solar systems, and defense projects, accelerating the global transition to clean energy.

Key Strengths

1.  Original Innovation
   • Core technologies in Li/Na-ion and solid-state batteries, backed by inventions, utility models, and design patents.
   • Joint R&D centers with top universities (e.g., Wuhan University), enabling rapid commercialization of cutting-edge research.
2.  End-to-End Energy Solutions
   • 500+ customizable battery models for consumer electronics, EVs, and grid-scale storage.
   • Superior performance: high energy density, fast charging, extended cycle life, and extreme-temperature resilience
3. Sustainability Commitment
   • Eco-conscious materials (e.g., cobalt-free cathodes, solid electrolytes) and processes to minimize environmental impact.
4. Global Reach
   • R&D Hubs: Shenzhen, Wuhan (university partnerships)
   • Manufacturing: Automated production lines in Shenzhen
   • Markets: Asia, Europe, North America