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Li-Ion 18650 Battery: 21.6V 3.1Ah (66.96Wh, 4.2A rate, 2x3S/S, NCR18650A)

Your Price: Cell Discontinued, replaced by #7476
Out of stock

Product ID # 253
Part Number:

Lead Time: 5 business day


*Important Shipping Regulation  This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage  21.6V (working)   25.2 V ( peak)    15 V ( cut-off)
Capacity  3.1Ah   (66.96wh)
  • 1x 10A PCM installed with the  battery pack
  • 1x 4.2Amp polyswitch installed to limit  max. discharging current and to protect wrong polority
Terminal  Charge / Discharging terminal: 6" 16AWG open end wire
Max. Discharging Rate  4.2Amp  limited by polyswitch.
Dimensions(LxDia)  2.4" x 1.8" x 2.5 (60.96mm x 45.72mm x 63.5mm)
Weight  13oz (368.5g)
Temperature Charge: 0 to 45ºC
Discharge: -20 to 60ºC
Storage: -20 to 50ºC


  • We are not responsible for any damages or losses caused by misuse (including but not limited to: misuse, any changes of this battery pack, mis-assembling battery packs)
  • Please never discharge the battery pack beyond its max. rating
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

Related Products

  • Please choose our 1.5A  Smart Li-Ion battery charger to recharge this battery pack.
    • The estimated charging time is 3.4hours
  • Fire Retardant Bag: 295mmx230mmx75mm --- Reduce the chance of damage if caught fire
    • This Fire Retardant Bag (Li-Ion Safer Bag) is intended to reduce the chance of damage in the event of catching fire.
    • Must locate & seal the battery pack in the bag  while charging / leaving without any attention

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