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Custom Li-Ion 18650 Battery: 3.6V 6.7Ah (24.12Wh, NCR18650B, 2S/S)

Your Price: see Notes
Not for resale

Product ID # 4319
Part Number:

Available to order with lead time 5 Business Days to build


*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage Nominal: 3.6V; Charge Cut Off: 4.20V; Discharge Cut Off:  2.5V
Capacity 6.7Ah
  • 1x PCB (2A)installed with the  battery pack and protects the battery from
    • Overcharge / Over discharge / Over drain / Short circuits
  • 1x 2A polyswitch 
  • 26AWG with JST connector (455-2891-ND)33-35mm (include the length of connector)
    • Wire: M22759/11-26, Black & Red
    • JST Pin 1 = Batt+ (Red) (crimp: 455-2915-1-ND)
    • JST Pin 2 = No wire
    • JST Pin 3 = Batt - (Black)
Charge Current ≤2Amp
Discharge Current ≤2Amp
Dimension(LxWxH) 69 mm x 37mm x18.65mm with PVC

67.3mm x 36.7mm x 18.4mm without PVC
Weight 3.9oz (110grams) 
Temperature Charge: 0 to 45°C
Discharge: -20 to 60°C
Storage: -20 to 50°C


  • Li-Ion battery may explode if misused.  We are not responsible for any damages or losses caused by misuse (including but not limited to: mis-charging, mis-discharging, any changes of this battery pack, mis-assembling battery packs).
  • Always charge battery with attention.  Battery pack should be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before connecting to a device
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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