Description
Features and Benefits
- Nanophosphate® LiFePO₄ chemistry ensures superior thermal and chemical stability
- High discharge capability: up to 70A continuous and 120A pulse
- Extremely long cycle life (2,000+ cycles) reduces maintenance and replacement costs
- Fast charging with low heat generation
- Safe performance in high abuse conditions including short circuit, overcharge, and crush
- Wide operating temperature range for extreme environments
- Compact 26650 size ideal for scalable battery packs
- Globally certified for transport and safety standards
Specifications
| Nominal Ratings | |
| Voltage | 3.3 V |
| Capacity @ 23 ºC Typical (Min) | 2.6 Ah (2.5 Ah) |
| Energy @ 23 ºC | 8.58 Wh |
| Specific Power @ 25 ºC, 2 sec pulse | > 4000 W/kg |
| Impedance (1KHz AC) Typical | <10 mΩ |
| Cycle Life @ 1C/1C, 100% DOD | > 4000 Cycles |
| Discharging | |
| Max. Continuous Discharge Current | 52 A (20C rate) |
| Max. Pulse Discharge Current (10s) | 120 A (48C rate) |
| Minimum Voltage / HPPC Pulse | 2V / 1.6V |
| Temperature | -30°C to 60°C |
| Charging | |
| Recommended Charge Current | 3 A (1.2C rate) |
| Max. Continuous Charge Current | 26 A (10C rate) |
| Max. Pulse Charge Current (10s) | 40 A (15C rate) |
| Recommended Fast Charge Voltage | 3.6 V |
| Terminate Charge @ 3.6 V | < 50 mA |
| HPPC Pulse Voltage | 3.8 V |
| Float Charge Voltage | 3.5 V |
| Temperature Range (Charging current at <250mA when under 0ºC for some applications) | 0 ºC to 60 ºC |
| Storage | |
| Storage Temperature | -40 ºC to 70 ºC |
| Mechanical | |
| Diameter | Ø25.96 +/- 0.5mm |
| Length | 65.40 +/- 0.25 mm |
| Mass | 76.0 g +/- 1.5 g |
| Certifications | |
| Transportation | UN 3480 (UN38.3), CIQ |
| Safety | UL 1642, UL1973, IEC 62133-2 |
| Environmental | REACH, RoHS, ISO-14001 |
| Quality System | TS/IATF-16949, ISO-9001 |
| Transportation | |
| Shipping | 30% SOC |
| Part Number 300832-001 | |
Datasheet
The Lithium Werks AN26650M1B is a robust LiFePO₄ (Lithium Iron Phosphate) rechargeable cell, built to deliver safe, long-lasting, and consistent energy performance in a compact 26mm x 65mm cylindrical format. With a 2.3Ah capacity and 3.3V nominal voltage, it offers a balance of high power, excellent cycle life, and thermal stability, making it ideal for industrial, automotive, energy storage, and UPS backup applications.
Built using Lithium Werks’ patented Nanophosphate® technology, the AN26650M1B cell supports high discharge rates, rapid charging, and outstanding safety against thermal events and abuse. Its exceptional life cycle—up to 2,000+ cycles—ensures lower total cost of ownership for long-term deployments.
Nanophosphate® battery technology offers thermal-stable chemistry, faster charging, consistent output, low capacity loss over time, and superior total cost of ownership (TCO). It provides the foundation for safe systems while meeting the most demanding customer requirements. Multiple layers of protection are employed at the chemistry, cell and system level to achieve an energy storage solution with superior safety and abuse tolerance compared to metal oxide lithium-ion chemistries.
Applications
- Electric Power Tools: Delivers high current for drills, saws, and industrial tools
- UPS and Backup Systems: Reliable power source for data centers, telecom, and critical infrastructure
- Energy Storage Systems (ESS): Suitable for residential and commercial solar storage
- Medical Devices: Stable chemistry ideal for ventilators, pumps, and diagnostic tools
- Automotive & EV Battery Packs: Can be used in modular systems for auxiliary power or main drive
- Robotics and AGVs: Supports high load current with consistent delivery
- Military and Aerospace: Approved for use in rugged environments requiring dependable power
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