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48V 20Ah Triangular eBike Battery

£410.00 inc VAT

These batteries are built to order. As such, please allow a build time of around 1 week.

SKU: B4820T Categories: , Product ID: 3998


These high capacity electric bike batteries are designed to fit securely within your frame. They often fit frames that won’t easily take a standard downtube battery. They are often used by people who want the ultimate range.

Please check the sizing photo in the gallery.

They are suitable for  1000W motors including the Bafang BBSHD as well as the 750W BBS02b.

Please note that the battery comes with push fit terminals. They may not match the ones you have on the motor – replacement ones are provided with motors bought from us.


364 x 232 x 64 x 343 x 80mm – Please check the photo

Packaging Content

  • Battery pack
  • 2.5A Charger

Important Advice

  • Do not short (join) the positive and negative wires of the battery
  • Do not reverse the polarity when connecting to the motor
  • Do not expose the battery to very high temperatures
  • Do not submerge the battery
  • Do not disassemble the battery
  • Do not use any charged unless it has been designed to charge this type of battery
  • Please consider the environment when disposing of this battery


1 year warranty based on purchase date. Please return to us for repair or replacement.

Additional information

Charging Voltage


Discharge cutoff voltage


Continuous discharge current


Max discharge current


Max charging current


Charging temperature


Usage temperature range

-20~65 °C



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