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Custom Li-Ion 18650 Battery: 7.2V 3.35Ah (24Wh, 4A rate, 2S/S, NCR18650BF)

Your Price: $41.00
Build to order

Product ID # 9259
Part Number:

Lead Time: 5-7 Business Days


*Important Shipping Regulation          This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Update 05/03/24: Previous component cell had been discontinued, cell changed from Panasonic NCR18650B to NCR18650BF. Change P/N from CU-J1004 to CU-J1004BF
Battery Custom 7.2V 3350mAh Li-Ion pack make of 2 x Panasonic NCR18650BF 3.6V 3350mAh cells
Voltage Nominal: 7.2V; Charge Cut-off: 8.4V; Discharge Cut-off: 5V
Terminal Charge/Discharge Terminals: 6" 20 AWG open end wires
  • 1x PCB(5A)installed with the battery pack and protects the battery from
    • Overcharge / Over discharge / Over drain / Short circuits
  • 1x 4.2 Amp polyswitch installed to limit max. discharging current and to protect wrong polarity
Capacity         3350mAh  
Charge Current ≤1625mA
Discharge Current ≤4.2A limited by polyswitch
Dimensions(LxWxH) 2.8" x 1.45" x 0.79" (72mm x 37mm x 20mm)
Weight 4.3 oz (120 g)
Temperature Charge: 0 to 45°C
Discharge: -20 to 60°C
Storage: -20 to 50°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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