Product Overview
LithiumWerks AER18650m2A2 Lithium Iron Phosphate (LiFePO4) Cell
The LithiumWerks AER18650m2A2 is a high-performance lithium iron phosphate (LiFePO₄) cylindrical cell designed for demanding industrial and mobility applications. With a 3.2V nominal voltage and 1.8 Ah capacity, it delivers 5.76Wh of energy in a compact 18.5mm x 64.95mm format.
Engineered for superior thermal stability, high cycle life, and rapid charge capability, this cell is ideal for UPS systems, AGVs, electric 2- and 3-wheelers, hybrid marine vehicles, and telecom backup.
Offering >2,000 cycles at 80% DoD and a pulse discharge rate up to 60A, it ensures both safety and long-term reliability. Certified for global safety and transportation standards, the AER18650m2A2 provides consistent power and safety under extreme environmental and abuse conditions.
Specifications
- Model: AER18650m2A2
- Chemistry: Lithium Iron Phosphate (LiFePO₄)
- Nominal Voltage: 3.2 V
- Capacity: 1.8 Ah
- Energy: 5.76 Wh
- Specific Energy: 133 Wh/kg
- Energy Density: 330 Wh/L
- Impedance (1kHz ACIR): < 20 mΩ
- Cycle Life: 0.5C/0.5C, 100% DOD > 2000 cycles
Discharging
- Max Continuous Discharge Current: 5.4 A (3C)
- Pulse Discharge Current (10s): 18 A (10C)
- Minimum Voltage: 2.0 V
Charging
- Recommended Charge Voltage: 3.6 V
- Recommended Charge Current: ≤ 0.9 A (C/2)
- Max Continuous Current, >10 ºC: 2.7 A (1.5C)
- Float Voltage: 3.5 V
Temperatures
- Operating Temp (Discharge): -20ºC to 60ºC
- Operating Temp (Charging): 0ºC to 60ºC
- Storage Temp: -30ºC to 70ºC
Mechanical
- Diameter: Ø18.5 +/- 0.1 mm
- Length: 64.95 +/- 0.2 mm
- Mass: 43.4 g +/- 1.0 g
Certifications
- Transportation
shipped @ ≤ 30% SOC: UN 3480, UN 38.3 - Safety: UL 1973, CCC, IEC 62620, IEC 62133
Features and Benefits
- Advanced LiFePO₄ chemistry for enhanced safety and thermal stability
- Long cycle life: >2,000 cycles at 80% depth of discharge
- High discharge rate: 60A peak (4C), 45A continuous (3C)
- Low impedance < 3 mΩ for efficient energy delivery
- Wide temperature range operation (-20°C to +60°C)
- Certified to global standards (UL, IEC, UN, BIS)
- Built-in safety: resists over-discharge, short circuit, crush, and nail penetration
Applications
- Industrial
- Medical
- Portable devices
- Emergency lighting
- Energy storage
- Military equipment
- Consumer electronics
LithiumWerks AER18650m2A2 Specification Sheet
LithiumWerks Charging Recommendations
