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52V 15Ah Down Tube Battery Pack – Polly4C TESLA 21700

【Shipping & Warranty】UK Seller Fast & Free Delivery. Delivered within 2-3 working days. 1 year warranty* and provide technical support & after-sales service in the UK.
【Function】Power switch, safe lock, LED battery level indicator, 30A continuous BMS
【Specification】52V 15AH, suitable for up to 1500W motor, 30A BMS Protection board, estimated 40-60mile range (determined by speed, load, power, and road conditions)
【Performance】The charging time is about 4 to 5 hours by a 2A charger, riding range per charge under ideal conditions: 100 Mile; the charge cycle exceeds 800 times, life expectancy of up to 3 years.
【Advantages】Slimmer and lighter than most same spec batteries.


Availability: In stock (can be backordered)

52V 15Ah Down Tube Battery Pack – Polly4C TESLA 21700



  • Use TESLA Panasonic high capacity of 21700 cells to reduce unnecessary weight.
  • Slimmer and lighter than most same spec batteries.
  • Key lock releases pack from the battery holder
  • Power switch and LED battery level indicator
  • Hard ABS plastic to protect your pack
  • Up to 780 watt-hour means an incredible range in a small package
  • 14s-3p = 42 Genuine TESLA Panasonic 5000mah 21700 cells
  • 30 amp continuous BMS with ~50 amp peak
  • Charge cycle: 600-800 times


  • BMS: Equipped Cell Qty: 42pcs
  • Nominal voltage: 51.8V
  • Battery Dimension(mm): 368*95*106mm
  • Composed type: 14S-3P
  • Nominal capacity: 15Ah
  • Voltage indicator: 4 level
  • Continuous Discharge Current: 30A
  • Discharge cut-off voltage: 42V
  • Charge cut-off voltage: 58.8V
  • Charging port: DC 2.1-5.5
  • Operating environment: Charging, 0°C ~ 45°C ; 65±20%RH ; Discharging, -20°C~60°C ; 65±20%RH
  • Storage environment: -20°C~45°C 65±20%RH

1. According to transportation requirements, the battery can not be fully charged. Please fully charge the battery once you receive it to activate the battery for the maximum capacity.
2. To keep the highest power and longest using life, make sure to charge the battery at least once every three months. Keep battery capacity above 60% for long time storage.
3. Battery should be placed in a dry environment, far away from fire and water.
4. Make sure you buy the suitable battery for the motor kit, please check the size and the model carefully before buying it.
5. When the battery capacity is less than 20%, please charge in time to ensure the battery life.
6. If you have received an item which is defective or different to the one purchased, please contact us as soon as possible. We will refund these items and the delivery expenses once we receive them and inspect the condition of the products.