Power your ride with reliable, long-lasting performance.
The Hailong Fat Shark 52V 17.5Ah Battery is built for riders who demand strength, efficiency, and endurance from their e-bike. Designed with high-quality cells and housed in the durable Fat Shark case, this battery delivers steady power output, faster acceleration, and extended range—perfect for daily commuters, off-road explorers, and high-performance e-bike builds.
With its 52V platform, you’ll experience smoother torque, improved climbing ability, and stronger overall performance. The 17.5Ah capacity ensures long rides with fewer charges, while the integrated BMS (Battery Management System) protects against overcharging, overheating, and short circuits to keep your system running safely and efficiently.
 
Small, compact that packs a powerful punch! Package includes:
- 52v 17.5Ah battery with genuine Samsung cells
- mounting base
- 2 keys
- charger
- connector & hardware ready to install and go
 
*Disclaimer we are not responsible for any accidents, fire outbreak, explosions or any kind of damage to your properties or injuries to yourself due to the use of our batteries and products. Please take all necessary precaution with the use of our products. Use at your own risk. For return and warranties please see https://www.electrobikeworld.com/accessibility-statement*