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LiFePO4 42120 (M size) Cell : 3.2V 13 Ah (41.6Wh, 26A rate) - UN 38.3 Passed

Your Price: From $39.95 to $40.95
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Nominal Voltage Average 3.2 - 3.3 V
  • Nominal: 13000mAh (3.8V cut-off, 1C )
  • Minimum: 10000 mAh
Energy density 104 wh/kg
Standard Charging current 6.5A Max. (0.5C rate) 
Max.Discharging current 26A (2.0C rate) 
  •  4.75 mm screw terminal for positive end and negative end
    • Included 1x 4.75mm screw & 1x 4.75mm O-ring for each end 
Operation Temperature
  • Charging: 0 - 45 oC (32 - 113 F)
  • Discharging: -10 - 50 oC (14 - 122 F)
Cycle Performance
  • >2000 (80% of initial capacity at 0.2C rate, IEC Standard)
  • 2 times more than NiMH  and 10 time more than SLA
  • 42mm(1.65") x 118mm(4.6") 
    • Height 118mm(4.6") from end to end without 4.75mm male screw 
  • 42mm(1.65") x 137mm(5.4")   
    • Height 137mm(5.4") included with 2x 4.75mm male screw for positive end and negative end         
Weight 14.0Oz (400 grams)

Please download the Specification here


  • RC Car Racing
  • Airsoft gun
  • RC robots
  • E-bike


  • Li-Fe-POS4 battery must be cut-off at 3.8V/cell condition when charging
  • Must limit discharging rate below Max rate
  • Please see our damage test report to understand our specs and limit your application within specs
  • Please read more info about LiFePO4 battery
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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(1 Rating, 1 Review) Average Rating:
large selection of batteries, right one for my needs
Andrew Storlie (kenosha, WI) 10/7/2013 1:55 PM
Very large selection of batteries which makes finding the right one for my needs very easy. Thank you
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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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