Nanophosphate® Lithium-ion Cell

The versatile TC3 (ANR26650M1-B) Nanophosphate® lithium-ion cell is suitable for a wide variety of applications and system designs. Proven performance in the toughest conditions, combining durability, reliability, and safety, the TC3 cell offers an excellent combination of price-performance.


  • 120A pulse discharge
    (10 seconds)
  • Environmentally-friendly cell chemistry
  • Excellent calendar life, 10X cycle life vs. conventional lithium-ion
  • FAA TSO certified
  • Excellent abuse tolerance and superior cycle life from A123’s patented Nanophosphate® lithium-ion chemistry
  • High power with over 2,600 W/kg and 5,800 W/L
  • High usable energy over a wide state of charge (SOC) range

The Nanophosphate® Lithium-ion Advantage

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Superior power by weight or volume in a cost effective solution


Nanophosphate® is stable chemically, providing the foundation for safe systems


Excellent calendar and cycle life with consistent performance over extended use


Higher useable energy means greater battery utilization and lower cost

Technical Specifications

Model Number TC3
Part Number MD3
Dimensions 26 x 65mm
Weight 75g
Power >2,600 W/kg and 5,800 W/L
Capacity 2.5Ah (nominal) / 2.4Ah (minimum)
Voltage 3.3V (nominal)
Internal Impedance 6 (1kHz AC typical, mΩ)
Standard Charge Method
1C to 3.6V CCCV, 45 min
Recommeded Fast
Charge Current To 80% SOC
4C to 3.6V CC, 12 min
Maximum Continuous Discharge 70A
Maximum Pulse Discharge 120A (10 seconds)
Temperature -30°C to 70°C (Operating)
Certification FAA TSO certified
Designed and Manufactured A123 Systems (ANR26650M1-B)