IFR18650N22A6.6 LiFePo4 Battery 3.2V 2200mAh 6.6A Discharge 2000+ Cycles

Product Name

IFR18650N22A6.6 LiFePo4 Battery Cell

Advantages

• High Discharge Performance: Supports up to 6.6A (3C) continuous discharge for power-demanding applications.
• Long Cycle Life: 2000+ cycles with ≥80% capacity retention.
• Ultra-Lightweight: Compact 18650 form factor ideal for portable devices.
• Safe LiFePo4 Chemistry: Intrinsic thermal stability for enhanced safety.
• Fast Charging: 0.5C (1100mA) rated charge capability.

Specifications

Cycle Life

Operating Temperature Range

Discharge Curve

Certifications

• Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.

Key Features

• Compact & Lightweight: 49g weight for easy integration into small devices.
• Low Self-Discharge: <3% monthly loss for reliable long-term storage.
• Universal Compatibility: Standard 18650 size for seamless replacement.

Applications

1. Portable Electronics: LED flashlights, handheld fans, and digital thermometers.
2. Medical Devices: Portable nebulizers, blood pressure monitors.
3. IoT & Wearables: Smart sensors, fitness trackers, and wireless earbuds.
4. Low-Power Tools: Miniature cordless glue guns and hobbyist tools.
5. Emergency Backup: Keychain power banks and emergency locator beacons.

Usage Warnings & Precautions

• ⚠️ Do NOT charge above 45°C or discharge below -20°C to avoid permanent damage.
• Use only LiFePo4-compatible chargers with 3.65V voltage limits.
• Prevent terminal short circuits, physical impacts, or exposure to liquids.
• Ensure proper polarity alignment during installation.

Storage Guidelines

• Recommended Storage SOC: 30%-50% (2.8V-3.3V per cell).
• Storage Temperature: -10°C to 35°C (dry, non-condensing environment).
• Recharge Interval: Every 6 months for batteries in prolonged storage.

Warranty & Disclaimer

• Warranty: 24-month limited warranty against manufacturing defects.
• Disclaimer: Warranty void if misused (e.g., overcurrent, extreme temperatures). Dispose per local regulations.

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