Premium Hailong Battery Case – High-Capacity Power Solution for E-Bikes

Durable ABS+PC Construction – Robust housing with superior impact resistance ensures long-lasting protection for battery cells, ideal for rugged outdoor use.

Universal Voltage Compatibility – Engineered for 36V, 48V, and 52V systems, supporting 18650 (52-cell) or 21700 (42-cell) configurations for flexible e-bike upgrades.

Precision CNC Machining – Seamless aluminum alloy end caps with laser-welded joints enhance structural integrity and heat dissipation, critical for high-performance cycling.

Sleek Modular Design – Tool-free quick-release mechanism simplifies installation, while the streamlined profile fits most Hailong-compatible e-bike frames seamlessly.

IP54 Water-Resistant – Reinforced silicone gaskets and dust-proof vents protect against rain splashes and trail debris, perfect for commuters and mountain bikers.

Integrated Safety Features – Built-in fuse protection and anti-spark connectors prevent short circuits, meeting UL94-V0 flame-retardant standards.

Optimized for High-Drain Applications – Supports continuous 30A discharge, ideal for cargo e-bikes, steep hill climbs, and long-distance touring.