Description
Product Overview
Upgrade your e‑bike with the Hailong E‑Bike Battery 36V 48V 20Ah, a high‑performance power pack designed for mountain bicycles and compatible with Bafang motors ranging from 250W to 1000W. Built with premium 18650 cells, this battery delivers reliable, long‑lasting power for every trail adventure.
Key Highlights
- Dual Voltage Options: 36V or 48V configuration to match your motor’s power needs.
- High Capacity: 20Ah capacity ensures extended range and consistent torque on steep climbs.
- 18650 Cell Construction: Uses high‑quality, lightweight cells for optimal performance and safety.
- Wide Motor Compatibility: Works with Bafang 250W, 500W, 750W, and 1000W hub motors.
- Durable Design: Rugged, waterproof housing protects against dust, rain, and rough terrain.
- Fast Re‑charge: 10A charging capability reduces downtime.
- Built‑in BMS: Battery Management System safeguards against over‑charge, over‑discharge, and short‑circuit.
Specifications
- Voltage: 36V / 48V (selectable)
- Capacity: 20Ah (approx. 720Wh / 960Wh)
- Cell Type: 18650 Lithium‑Ion
- Dimensions: 150mm x 100mm x 40mm (approx.)
- Weight: 2.8kg (approx.)
- Connector: Standard 6‑pin Bafang plug
- Charging Current: 10A (max)
Installation & Compatibility
Installing the Hailong battery is straightforward: simply connect the 6‑pin Bafang plug to your motor controller, secure the battery with the provided mounting brackets, and you’re ready to ride. This pack is ideal for:
- Mountain & off‑road e‑bikes
- Commuter bikes with Bafang hub motors
- DIY e‑bike conversions needing a reliable 36V or 48V power source
Why Choose Hailong?
Hailong’s commitment to quality means you receive a battery that balances power, durability, and safety. Whether you’re tackling rugged trails or cruising city streets, the 20Ah capacity and robust construction provide the confidence to ride further and faster.
Order Now
Elevate your e‑bike experience with the Hailong 36V/48V 20Ah 18650 Battery Pack. Click “Add to Cart” and power up your next adventure today!






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