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Custom Lithium 14500 Battery: 11.1V 800mAh (8.88Wh, 0.8A rate, 3S/S)

Your Price: $27.00
In Stock

Product ID # 4128
Part Number:

Lead time 5 business days


Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage  11.1V (working)   12.6V ( peak)  9V ( cut-off)
Nominal Capacity  800 mAh
Charge  Standard Charge: 0.5C = 400mA
 Maximum Charge: 1C= 800mA
Discharge  Standard Discharge: 0.5C = 400mA
 Maximum Discharge: 1C= 800mA
Temperature  Standard Charge: 0 to 45°C
 Fast Charge: 10 to 45°C
 Discharge: -20 to 60°C
 Storage: -20 to 35°C
  • 1x JST-XH(3S) for balance charge, 1" wire
  • 12" 24AWG black and red wire, no connector
  • 1x PCB(4A) installed with the  battery pack and protects the battery from
    • Short circuit
    • Low voltage protection during discharge
    • NO high voltage protection for the charging, so this battery must be charged by balance charger
    • Remove the fuel gauge from the PCB to reduce the thickness
  • 1x 10K NTC (UL Version) with BEC male plug on the other end, cable length: 12"
    • Include an BEC female cable as a mating connector
Max. Discharging Rate  800 mA limited by 14500 cell
Dimensions(DiaxH) 45mm(1.8")x30mm(1.2")x51mm(2")
Weight 6oz
  • The PCB doesn't have charging protection, MUST use Balance Charger to charge this battery pack. MUST connect JST-XH(3S) connector to the balance charger.


  • Li-Ion battery may explode if misused.  We are not responsible for any damages or losses caused by misuse (including but not limited to: improperly charging/discharging, any changes of this battery pack, mis-assembling battery packs).
  • Always charge battery with attention.  Battery pack shall be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before connecting to device
  • For safety warning please see the link here 
  • 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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