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LiFePO4 26650 Battery: 3.2V 6.6Ah (21Wh, 20A rate, 26650-3300) (1.98)

Your Price: $25.95
In Stock

Product ID # 5234
Part Number:

Lead Time: 5 Business Day

Quantity Discounts

5 to 20$25.17
21 to 50$24.65
51 to 100$24.13
101 or more$23.35


*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage 3.2 V (working)   3.8V (peak)  2.5 V ( cut-off)
Capacity 6.6Ah (21.12Wh)
  • Charge/Discharge terminals: 8" long 16 AWG open end wires
    • Red = Positive
    • Black = Negative
Cycle life > 1000 cycles (80% of initial capacity at 0.2C rate, IEC Standard) 
Energy Density 98.23Wh/kg
Charging rate 6.0A Max..
Discharging Rate 20 Amp (Continuous discharge rate)
Dimensions(LxWxH) 58mm(2.3") x 30mm (1.2") x 85 mm (3.3") 
Weight 215 grams (0.5Lb )


  • Perfect 3.2V Battery module with 20A Max drain rate
  • You may build battery pack for higher voltage (series connection) or higher capacity (parallel connection)   
  • You may build the 6.4V 6.6Ah (20A Continuous rate) pack by 2 series connection


  • 3.2V LiFePO4 battery pack shall be cut-off at 3.8V during charging and 2.5V during discharging. If over discharge to  2.5V, please recharge the pack right away. Otherwise the battery is over discharge and cannot recover!  
  • Must connect wire & connector with correct polarity. Batteryspace is not responsible for any damage caused by misuse.
  • The battery holder may crack down from a heavy load applied, Batteryspace is not responsible for any damage caused by misuse.
  • Please click Knowledge on LiFePO4 battery to learn more detail
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

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