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BtrPower EBike Battery 52V 40AH Li-ion Battery Pack with 5A Charger, 50A BMS

Regular price $719.00 USD
Regular price $799.00 USD Sale price $719.00 USD
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Shipping calculated at checkout.
  • Fast Delivery. BtrPower warehouse is located in California, free Ground Shipping To The 48 States! You can get your battery about 2-7 business days when you order
  • Quality Cell and Super Safe. BtrPower Lithium battery is equipped with A123 cell which is very stable and safe, not catching fire. all batteries have been approved by UL and CE. You can ride safely with BtrPower battery.
  • Go Further and More Lifespan. 52v 40ah can last about 45 miles without pedaling on a single charge, which is also affected by many factors such as load, speed, temperature, road, and so on. In normally, There is a capacity of more than 85% after 1000 cycles. BtrPower battery can be used for 5-6 years.
  • Widely Application. 52v 40ah lithium battery with 30A BMS which can support 250w-3000w motor. Come with 5A fast charger, Charge time is only 8 hours. save more time for your riding. the 52v battery can work well for Bafang Voilamart AW Ancheer and other most motors.
  • One Year Warranty. 3 Months Free return / replacements and lifetime tech support. You can reach out to seller in time with any issue,seller will solve your problems within 48hours


1). 30 days money back guarantee on all orders if you're unsatisfied for any reason with one of our batteries

2). 1 year warranty on all orders

3). Lifetime technical support

Shipping & Returns

USA :  3-7 Business Days

Canada : 7 - 10 Business Days

UK : 2-7 Business Days

Eurpoe  :  2-7 Business Days

3 Months Free Return

Laser Wedling

Our battery production process is 80% automated.

Battery sorting, screening, assembly, and welding are all done automatically by machines

More efficient for production

More Reliable for Quality

Our goal is produce produce reliable and less cost lithium battery for customer