18650 LiFePO4 Battery 1800mAh High Discharge 2000+ Cycles
IFR18650N18A5.4 3.2V 1800mAh High Discharge LiFePO4 Battery With 2000 Cycle Life
Product Name
IFR18650N18A5.4 Lithium Iron Phosphate (LiFePO4) Battery
Advantages
- Compact and lightweight design for portable applications.
- High discharge capability (up to 5400 mA) for power-demanding devices.
- Long cycle life (2000+ cycles) with stable performance.
- Low self-discharge rate and minimal energy loss.
- Safe and eco-friendly LiFePO4 chemistry.
Specifications
|
Parameter |
Value |
|
Nominal Voltage (V) |
3.2 |
|
Nominal Capacity (mAh) |
1800 |
|
Approx Weight (g) |
43.0 |
|
Internal Resistance (mΩ) |
30.0 |
|
Rated Charge Current (mA) |
900 |
|
Charging Voltage (V) |
3.65 |
|
Rated Discharge Current (mA) |
900 |
|
Max Discharge Current (mA) |
5400 |
|
Cut-off Voltage (V) |
2.0 |
|
Max Diameter (mm) |
18.5 |
|
Max Height (mm) |
65.5 |
|
Energy (Wh) |
5.8 |
Cycle Life
2000+ cycles at 50% depth of discharge (DOD).
Discharge Curve
Operating Temperature Range
|
Parameter |
Value |
|
Charging Temperature |
0°C to 45°C |
|
Discharging Temperature |
-20°C to 60°C |
Certifications
- CE
- RoHS
- UN38.3
- IEC 62133 (compliance may vary by region).
Key Features
- Built-in protection against overcharge, over-discharge, and short circuits.
- Optimized for high-power, space-constrained applications.
- Low internal resistance for efficient energy transfer.
- Compatible with standard 18650 battery holders.
Applications
- Portable medical devices (e.g., handheld scanners, monitors).
- High-performance flashlights and tactical gear.
- Small drones and remote-controlled toys.
- Backup power for IoT devices and sensors.
- Consumer electronics (e.g., cameras, vaping devices).
Usage Warnings & Precautions
- Do not charge outside 0°C–45°C to avoid damage.
- Use only LiFePO4-compatible chargers.
- Avoid exposing to water, extreme heat, or direct sunlight.
- Never stack or modify the battery structure.
Storage Guidelines
- Store at 15°C–25°C in a dry environment.
- Maintain charge level between **30%–50%** during storage.
- Recharge every 3 months if unused.
Warranty & Disclaimer
- Warranty: 24 months from the date of purchase.
- Disclaimer:Damage caused by misuse, improper storage, or unapproved modifications voids the warranty. Performance metrics are based on controlled lab conditions.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


