Hailong Downtube E-Bike Battery (36V–72V, 15Ah–60Ah, 5-Pin) for Bafang 250W–2000W Motors

Expected arrival within 12 – 18 days

Power up any electric bicycle build—from everyday commuters to extreme high-speed performance setups—with the Hailong High-Capacity Lithium-Ion E-Bike Battery. Designed to support a massive range of voltage and capacity options (from 36V up to 72V and up to 60Ah), this heavy-duty battery delivers exceptional range, massive output, and dependable torque for motors ranging from 250W all the way to 2000W.

• Nominal Voltage Options: 36V / 48V / 52V / 72V

• Capacity Range: 15Ah to 60Ah (customizable based on cell layout)

• Cell Type: High-Performance 18650 Lithium-Ion Cells

• Casing & Interface: Hailong Downtube Case with 5-Pin Base Plate

• Motor Compatibility: 250W to 2000W High-Power Motors (Ideal for Bafang Mid-Drive & Hub Kits)

• Safety Protection: Advanced Smart BMS (Overcharge, Over-discharge, Over-current, & Short-circuit Protection)

• What's in the Box: 1x Hailong Lithium Battery Pack, 1x 5-Pin Mounting Base with Cables, 1x Matched Fast Charger, Security Keys