Cylindrical LiFePO₄ Cells

High-performance cylindrical lithium iron phosphate cells delivering exceptional safety, long cycle life, and fast charging capabilities for demanding industrial applications.

Cylindrical LiFePO4 Cells
3.2V
LiFePO₄

Why Choose Our Cylindrical LiFePO₄ Cells?

Advanced lithium iron phosphate technology optimized for safety, performance, and longevity

Superior Safety

Inherently safe chemistry with thermal stability and no thermal runaway risk

Long Cycle Life

3,000+ charge/discharge cycles at 80% depth of discharge

Fast Charging

Rapid charge capability up to 3C rate with excellent efficiency

Wide Temperature Range

Reliable operation from -20°C to +60°C

Available Cell Formats

Multiple cylindrical formats to meet diverse application requirements

18650

18650 Format

Most popular cylindrical format

Dimensions: Ø18.0 × 65.0mm
Capacity: 1.1-1.5Ah
Nominal Voltage: 3.2V
Weight: 39-45g
Max Discharge: 10A continuous

Ideal Applications:

  • • Power tools
  • • E-bikes
  • • Portable devices
  • • Energy storage systems
26650

26650 Format

High capacity cylindrical cell

Dimensions: Ø26.0 × 65.0mm
Capacity: 2.5-3.2Ah
Nominal Voltage: 3.2V
Weight: 70-85g
Max Discharge: 20A continuous

Ideal Applications:

  • • Electric vehicles
  • • Solar energy storage
  • • UPS systems
  • • Industrial equipment
32650

32650 Format

Maximum capacity format

Dimensions: Ø32.0 × 65.0mm
Capacity: 5.0-6.0Ah
Nominal Voltage: 3.2V
Weight: 140-160g
Max Discharge: 30A continuous

Ideal Applications:

  • • Electric buses
  • • Grid energy storage
  • • Marine applications
  • • Backup power systems

Technical Specifications

Detailed specifications for our cylindrical LiFePO₄ cell technology

Electrical Characteristics

Nominal Voltage: 3.2V
Charge Voltage: 3.65V
Discharge Cutoff: 2.0V
Energy Density: 120-140 Wh/kg
Charge Rate: 0.5-3C
Discharge Rate: 0.2-10C

Performance Specifications

Cycle Life: 3,000+ cycles
Calendar Life: 10+ years
Charge Efficiency: 95%+
Self-Discharge: 3% per month
Internal Resistance: ≤35mΩ
Round-Trip Efficiency: 95%+

Environmental Specifications

Operating Temp: -20°C to +60°C
Charge Temp: 0°C to +45°C
Storage Temp: -20°C to +35°C
Humidity: Up to 95% RH
Vibration: IEC 62133 compliant
Shock: 1500G, 0.5ms

Safety Features

Thermal stability up to 270°C
No thermal runaway risk
Built-in safety vent
Overcharge/overdischarge protection
Short circuit protection
Non-toxic and environmentally friendly

Applications & Industries

Versatile cylindrical LiFePO₄ cells powering diverse applications across industries

Electric Vehicles

E-bikes, scooters, electric cars, buses, and commercial vehicles

Energy Storage Systems

Residential solar storage, grid-scale storage, and backup power systems

Power Tools

Cordless drills, saws, grinders, and professional power equipment

UPS & Backup Power

Uninterruptible power supplies, emergency lighting, and critical backup systems

Marine Applications

Electric boats, marine electronics, trolling motors, and yacht power systems

Industrial Equipment

Forklifts, AGVs, material handling equipment, and industrial automation

LiFePO₄ vs Other Battery Technologies

See why LiFePO₄ is the preferred choice for safety-critical and long-life applications

Characteristic LiFePO₄ Li-ion (NMC) Lead-Acid Ni-MH
Safety Excellent Good Good Excellent
Cycle Life 3,000+ cycles 1,000-2,000 300-500 500-1,000
Energy Density 120-140 Wh/kg 150-250 Wh/kg 30-50 Wh/kg 60-120 Wh/kg
Operating Temperature -20°C to +60°C -20°C to +60°C -20°C to +50°C -20°C to +60°C
Fast Charging Excellent (3C) Good (2C) Poor (0.2C) Good (1C)
Environmental Impact Low Medium High Low
Cost per kWh Medium Medium-High Low High

Quality & Certifications

Our cylindrical LiFePO₄ cells meet the highest international safety and quality standards

UL

UL Listed

UL 1642 & UL 2054 certified

CE

CE Marking

European conformity standards

IEC

IEC 62133

International safety standard

UN

UN38.3

Transportation safety tested

Quality Assurance

ISO 9001:2015 certified manufacturing
100% capacity and voltage testing
Automated production line quality control
Traceability from raw materials to finished product

Testing & Validation

Comprehensive safety testing protocols
Environmental stress testing
Cycle life validation testing
Performance validation under real-world conditions

Custom Battery Pack Solutions

Beyond individual cells, we offer complete battery pack solutions tailored to your specific requirements. Our engineering team works with you to design optimal configurations for your application.

Custom Configurations

Series, parallel, and series-parallel configurations to meet voltage and capacity requirements

Integrated BMS

Advanced battery management systems for optimal performance and safety

Mechanical Design

Custom enclosures and mechanical integration for your specific application

Testing & Validation

Comprehensive testing to ensure performance meets your specifications

Custom Battery Pack Solutions

Ready to Power Your Next Innovation?

Get expert consultation and premium cylindrical LiFePO₄ cells for your application. Our technical team is ready to help you select the perfect solution for your requirements.

3,000+
Cycle Life
3C
Fast Charging
95%+
Efficiency
24/7
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