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Custom Li-ion Battery: 25.2V 170Ah (4284Wh, 50A rate, INR21700-50E)

Your Price: $3,648.95
Out of stock

Product ID # 12743
Part Number:

Lead Time: TBC
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
  • Custom 25.2V 170.0Ah Li-Ion battery made of 238 pcs of INR21700-50E cells in a 7S34P configuration.
  • Wrapped by heavy duty heat shrink tube
Voltage 25.2V (working)   29.4V ( peak)   19.25V ( cut-off)
Capacity 170.0Ah
  • 1 x  PCM (50A limited) is installed with the battery pack to protect battery from
  • Overcharging beyond 4.25V/cell
  • Over-discharge below 2.70V/cell
  • Over drain        ( >50 Amp)
  • Balance battery's voltage within 4.25V +/-0.2V during charging. Duration of balancing can vary pending on how out of balance the battery is. Also no load can be connected during balancing.
Prewired   6.0" 8AWG open end wire
Max. Discharging Rate 50Amp Max. limited by PCM
Dimensions (LxWxH) 500mm x 140mm x 115mm
Weight 39lbs 



  • 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.)
  • Please always check battery polarity before connection to charger or 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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