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Lithium Battery: 3.6V 8500mAh (30.6Wh, 7A rate, 2S/S, NCR20700B)

Your Price: $42.50
In Stock

Product ID # 6503
Part Number:

Available to order with lead time 1 week to build

Quantity Discounts

5 to 20$41.22
21 to 50$40.37
51 to 100$39.52
101 or more$38.25
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
  • Lithium 3.6V 8500mAh battery is build by 2pc 20700 size rechargeable cell
  • Wrapped by thin PVC
Voltage Nominal Voltage: 3.6V; Charge Cut off Voltage: 4.2V; Discharge Cut off Voltage:  2.5V
Capacity 8500 mAh
  • 1x PCB(8A) installed with the battery pack and protects the battery from
    • Overcharge / Overdischarge / Over drain / Short circuits
  • 1x 7.3A polyswitch
Terminal 6" 18 AWG open end wire 
Charge Current 2A
Discharging Rate ≤7.3 Amp limited by polyswitch
Dimensions (LxWxH)

72mm  x 43mm x 23 mm  (Height≤ 23mm)

Weight 5 oz  
Temperature Charge: 10 to +45ºC
Discharge: -20 to +60ºC
Storage: -20 to + 50ºC
Related Products

 You can use our 3A smart Li-Ion battery charger  ( 3-3.5 hrs charge time)

  • Lithium battery may explode if misused.  Must follow above battery's specification. We are not responsible for any damages or losses caused by misuse.
  • Do not disassemble the battery.
  • Always charge battery with attention.  Battery pack should be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before charge or connect 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.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
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