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High Power Polymer Li-Ion Battery: 18.5V 21Ah (388 Wh, 20A rate, 1055275-2C)*

Your Price: $350.00
In Stock

Product ID # 4275
Part Number:

Lead Time: TBC (min. 5 business days)

Quantity Discounts

5 to 20$339.50
21 to 50$332.50
51 to 100$325.50
101 or more$315.00
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Voltage       18.5 v (working)   21.75 V ( peak)
Capacity       21 Ah   (388.5 wh)
Energy Density      182.8 Wh/kg
  • PCM (20A rate) with cell balance function installed with the  battery pack to protect the battery from:
  • Overcharged / Over discharged / Drain current / Short Circuit
  • Must wait min of 30 minutes after battery is fully charged to allow the pcm to perform balance function on all the cells within the pack.
Max. Discharging Rate
  • 20A rate limited by PCM
Dimensions      10.75" x 2.25" x 2.4" (274mm x 58mm x 60mm)
Weight      4lb0.5oz (1825g)
Related Product
  • You shall choose our 3.0A  Smart Li-Ion battery charger to recharge this battery pack.  The estimated charge time is 5 hours
  • If you connect two of these modules in parallel, you can build a 18.5V 42Ah (60A rate) battery pack.
  • RC Robot . Not suitable for Scooter, E-bike, skateboard ect.

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