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Polymer LiFePO4 Battery Pack: 25.6V 20Ah (512Wh, 40A rate, 100122200-2C)

Your Price: $684.95
In Stock

Product ID # 5539
Part Number:

Lead Time: 5 Business Days

Quantity Discounts

5 to 20$664.40
21 to 50$650.70
51 to 100$637.00
101 or more$616.45


*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage 25.6 V (working) 29.3 V (peak) 20V ( cut-off)
Capacity 20Ah (512Wh)
Cycle life > 1000 cycles (80% of initial capacity @ 0.2C rate, IEC Standard)
Energy Density 115.8 Wh/kg
  • One PCM (40A limited) installed with the  battery pack and protects the battery from
    • Overcharge (> 31.2 V)
    • Over discharge  (<16.0 V)
    • Over drain ( >40 Amp)
    • Short circuits
    • Must wait min of 30 minutes after battery is fully charged to allow the pcm to perform balance function on all the cells within the pack.  
  • Charge terminal: 9" long 16 AWG  open end wire
    • Red = Positive
    • Black = Negative  
  • Discharge terminal : 9" long 12 AWG  open end wire
    • Red = Positive
    • Black = Negative  
Charging rate 20A Max..
Discharging Rate 40A Max limited by PCM (40A limited)
Dimensions(LxWxH) 210mm(8.3") x  130mm(5.1") x 110mm(4.3") 
Weight 4420 grams (9.0 lbs 11.8 Oz) 


  • E-Bike for replacing 24V Lead acid, 24V NiMH battery and 25.9V 10Ah Li-Ion battery with longer cycle life with lower cost
  • A Perfect 24.0V Battery module with 40A Max drain rate for EV, HEV application
    • You may build battery pack for higher voltage (series connection) or higher capacity (parallel connection) 


  • 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 details
  • 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.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
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