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Custom Li-Ion 18650 Battery: 7.27V 3.5Ah (25.44Wh, 4.2A rate, 2S/S, INR18650MJ1)

Your Price: From $45.45 to $55.45
Lead time: 5-10 Business Days

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*Important Shipping Regulation        This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage Nominal: 7.27V; Charge Cut-off: 8.4V; Discharge Cut-off: 4.6V

Charging/Discharging Terminals: 100mm 22AWG open end wires

Charging/Discharging Terminals: 80mm 22AWG wire with Female BEC connector 
Pin 1 (Postive)

  • 1x PCB(5A) installed with the battery pack and protects the battery from
    • Overcharge / Over discharge / Over drain / Short circuits
  • 1x 4.2A polyswitch installed to limit max. discharging current and to protect wrong polarity
Capacity         3500mAh  
Charge Current ≤3400mA
Discharge Current ≤4200mA limited by polyswitch
Dimensions(LxWxH) 2.6" x 1.4" x 0.75" Max 68mm x 37.9mm x 22mm
Weight 3.5 oz 
Temperature Charge: 0 to 45°C
Discharge: -20 to 60°C
Storage: -20 to 45°C


  • Li-Ion Battery may explode if charging or discharging improperly. User must have knowledge on how to charge and discharge Li-Ion battery before making Li-Ion Battery Pack.
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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