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Custom Polymer Li-Ion Battery: 7.4V 4250mAh (31.45Wh, 5A rate) battery - UN38.3 Passed

Your Price: see Notes - not for resales!
Lead Time: 5 Business Days

Product Options

Terminal:


Battery 7.4V 4250 mAh Polymer Li-Ion pack is  made by 2pcs  Polymer Li-Ion cell of 3.7V 4250mAh (5567100) in series connection
  • The battery pack is Wrapped by black thin PVC shrink tube
Voltage 7.4V (working)   8.4V ( peak)  5.5V ( cut-off)
Capacity 4250 mAh min. (31.45 wh)

Protection

  • 1x  PCM  (5A) installed with the  battery pack and protects the battery from
    • Ove-charge       (>12.6V)
    • Over-discharge  ( < 7.5 V)
    • Over-drain ( >  10 Amp)
    • Short circuits
Terminal
Operation temperature

-20 oC - 50 oC

Charging Rate: Standard: 850mA, Max: 4250mA
Max. Discharging Rate 5A limited by PCB
Cycle Life > 500 cycles under 0.5C ( 2.1A) charging and discharging condition
Dimensions (LxWxH) 106mm(4.2") x 70mm(2.8") x12mm (0.5")
Weight 6.2oz (170 grams) 
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Warning
  • Li-Ion battery may be exploded if mis-using.  We are not responsible for any damages or losses caused by misusing (included but not limited to: miss-charging, miss-discharging, any changes of this battery pack, mis-sassembling batterypack) .
  • Always charge battery with attention.  Battery pack shall be placed on a fire-proof place to avoid any accident
  • Please check battery polarity before plug battery into light. Never make wrong polarity connection.  Please check

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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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